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Formerly known as Sanidumps.
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RV Dump Stations In Simi Valley, California

34.2694° N, 118.7815° W

Quick Overview

Simi Valley is an easy, freeway-close place to empty your tanks on the northwest edge of the Los Angeles area. We have several dump stations mapped in and around town, and some of them (a portion) are free, so between the private pay stations and the county park you have a few ways to handle black and grey water without going far off route.

The most big-rig-friendly stop is the Simi RV Wash & Service Center on West Easy Street, right by the Costco off CA-118. It runs about $15 for a dump, or it is free if you buy a wash or service, and the lot is sized for large RVs with a fuel station next door. If you want cheaper, the stations on Stearns Street and East Los Angeles Avenue are open year round for around $10, and Oak Park out in the far west end has a dump tied to its county campground. That mix means you can pick based on price or on whichever exit you are already taking.

Access is the strong point here. CA-118, the Ronald Reagan Freeway, runs the length of the valley and connects east toward I-210 and I-5 in the San Fernando Valley and west toward US 101 by way of CA-23. It is a wide, modern freeway with no length or weight worries, so reaching the dump points is simple even in a 40-footer. The one thing to plan around is the weather pattern: summers are hot and bone dry, and fall brings Santa Ana winds and real wildfire risk, so check state and local advisories before a windy-season stay. With the Ronald Reagan Presidential Library and the old Corriganville movie ranch right in town, it is a comfortable spot to knock out chores and stretch your legs before pushing on to the coast or the mountains.

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Traveling to Simi Valley by RV

CA-118 (the Ronald Reagan Freeway) is your main line through Simi Valley and the road nearly every dump point hangs off. Coming from Los Angeles or the interstates, take CA-118 west; the Easy Street dump and Costco fuel sit close to the freeway near the east-central part of town. Heading in from the coast, CA-23 and US 101 feed CA-118 from the Moorpark and Thousand Oaks side. The nearest interstates, I-210 and I-5, are about 15 to 20 miles east through the San Fernando Valley.

The freeway itself has no RV restrictions, so big rigs are fine; just be aware that older residential surface streets can be narrow. For services, gas and diesel are easy along CA-118 and Los Angeles Avenue, and the Costco station near Easy Street can handle large vehicles. Check the Caltrans QuickMap for closures during Santa Ana wind events in fall.

Before You Go: RV Trip Essentials

Dump stations are only one piece of the trip puzzle. Before you set out for your trip to Simi Valley, California, it's worth taking thirty minutes to check that the basics are in place — the four areas below are where unprepared RVers most often get stung.

Check your RV insurance coverage

A standard auto policy rarely covers a Class A, Class C, or travel trailer the way a dedicated RV insurance policy does. If you're financing a motorhome, lenders typically require comprehensive and collision; full-timers should additionally price in vacation liability and personal belongings coverage. Rates vary widely by state and travel pattern — compare quotes from multiple RV-focused carriers before each season.

Know your roadside assistance options

RV-specific roadside plans tow motorhomes and trailers that regular AAA coverage won't touch — flat beds, mobile mechanics, tire service for duallies, and even emergency lockouts at remote campgrounds. Good plans cover your spouse and trailer even if you're driving a separate vehicle, and some include trip interruption reimbursement if a breakdown costs you a reservation.

Decide about an extended warranty early

Original manufacturer warranties on new RVs typically run 12–24 months — shorter than most buyers realize. An extended service contract (essentially a mechanical breakdown policy) covers the appliances, slides, levelling systems, and drivetrain components that can run $3,000–$10,000 to replace. The time to price one is before the factory coverage expires, not after something breaks.

Set up a travel rewards card for fuel and fees

A no-annual-fee travel or gas rewards card pays for itself on a single month of RV travel. Expect to spend $400–$800 per week combined on fuel, campgrounds, and propane — 3–5% cash back on gas alone covers the next oil change. For bigger trips, a sign-up bonus can offset campground fees for the whole season.

RVingLife is supported by advertising. Third-party ads on this page may include insurance quotes, roadside plans, warranty coverage, or financial products relevant to the topics above. We don't endorse any specific provider — compare multiple offers before you commit. Privacy policy.

Dump Station Costs in Simi Valley

Dumping in Simi Valley is inexpensive but mostly paid. Of our several listings, some (a portion) are free, usually tied to camping at a park or to a purchase. The private stations are cheap: Stearns Street and East Los Angeles Avenue run about $10, and Simi RV Wash on Easy Street is roughly $15, or free if you buy a wash or service, which is the smart move if your rig could use a clean anyway. Oak Park’s dump is bundled with its county campsite fee. There are no interstate rest-area dumps right here, so budget for a small fee unless you are already paying for a campsite. Rolling your dump, fuel, and propane into one Costco-area stop is the cheapest way to handle everything at once.

Free: 6 stations (32%)
Paid: 13 stations (68%)

Contact station for pricing details.

Prices may vary. Always confirm with the station before visiting.

What RVers Are Saying About Simi Valley

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Best Time to Visit Simi Valley by RV

❄️

Winter

Nov - Feb

46F - 65F

Crowds: Medium

Mild and mostly frost-free with the year’s rain in a few February storms; dumps run normally and the Reagan Library stays busy on weekends.

🌸

Spring

Mar - May

52F - 75F

Crowds: Medium

Green hills early, warming and drying by May; comfortable travel, though the windy season still runs, so secure loose gear.

☀️

Summer

Jun - Aug

61F - 87F

Crowds: High

Hot, dry, and clear; easy dumping weather but plan chores for morning to beat 90F afternoons and stay ahead of the crowds.

🍂

Fall

Sep - Oct

55F - 82F

Crowds: Medium

Warm and dry into November but peak Santa Ana wind and wildfire season; watch red-flag warnings before a stay and keep the awning stowed.

Explore the Simi Valley Area

Start with the Simi RV Wash & Service Center off Easy Street. It is the most big-rig-friendly dump in town, and the $15 fee is waived if you buy a wash or service, which is a good deal if your rig needs a rinse anyway. Stack that stop with a Costco fuel and propane run right there and you clear several chores in one CA-118 loop.

Mind the calendar and the wind. Fall Santa Ana events bring red-flag warnings, gusty travel, and higher wildfire risk, so watch advisories before a windy-season stay and keep the awning in. On parking, Simi Valley lets an RV sit on a public street only 48 hours before you need a permit, and everything has to move every 72 hours, so use a lot or a campground for overnight. Finally, dump and refill fresh water before you head over CA-23 or CA-118 toward US 101 and the coast, where free dump options get harder to find.

National Parks Nearby

Frequently Asked Questions About Dump Stations in Simi Valley

Where can I dump my RV tanks in Simi Valley?

The most convenient dump is the Simi RV Wash & Service Center on West Easy Street near the Costco off CA-118, which costs about $15 or is free with a wash or service and is sized for big rigs. Cheaper year-round stations sit on Stearns Street and East Los Angeles Avenue for around $10 each. Oak Park, a county park in the far west end of the valley, also has a dump tied to its campground. In all we map several stations around town, so you can pick whichever fits your route and budget.

Are there any free dump stations in Simi Valley?

A few. Of the several dump stations we track around Simi Valley, some (a portion) come without a separate fee, usually because the dump is bundled into a campsite or waived with a purchase. The Simi RV Wash station, for example, waives its $15 dump fee if you buy a wash or service, which effectively makes it free when your rig needs cleaning anyway. There are no interstate rest-area dumps right in town, so if you want to spend nothing extra, the best path is to dump while already paying for a campsite or a service you needed.

How much does it cost to dump near Simi Valley?

Costs are modest. The Stearns Street and East Los Angeles Avenue stations run about $10 each, and Simi RV Wash on Easy Street is roughly $15, or free with a wash or service. Oak Park’s dump comes with its county campsite fee rather than as a standalone charge. Compared with paying for a full-hookup site just to empty tanks, these small fees are the cheaper route for a quick stop. With a portion of our several local listings free, you can often avoid a fee entirely by timing your dump with a campground stay or a needed service.

Can I dump my RV tanks in winter in Simi Valley?

Yes, easily. Simi Valley has a mild Mediterranean climate with winter highs around 65F and lows in the mid-40s, and hard freezes are rare, so dump stations operate normally all winter. You will not need a heated hose or freeze precautions the way you would farther north or in the mountains. The main winter variable is rain, which concentrates in a few February storms, so a very wet day might make an outdoor dump less pleasant but will not shut stations down. Overall, winter is one of the more comfortable times to handle tank chores here.

Can big rigs and 40-foot motorhomes dump in Simi Valley?

Yes. CA-118, the Ronald Reagan Freeway, runs the length of the valley with no length or weight restrictions, so large motorhomes and trailers move through with no trouble. The Simi RV Wash & Service Center off Easy Street is specifically set up for big rigs, with a large fuel station next door and room to maneuver. The freeway-adjacent stations on Los Angeles Avenue are also built for large vehicles. The only thing to avoid is wandering into the older, narrower residential streets; stick to the freeway corridors and Los Angeles Avenue and a 40-footer is fine.

Where can I refill propane near Simi Valley?

Propane is easy to find here. U-Haul of Simi Valley fills everything from small 3-pound bottles up to 100-pound tanks and RV tanks, and Suburban Propane, One Stop Propane, and AmeriGas all serve the area. Because the U-Haul location handles fixed RV tanks, it is a convenient one-stop for motorhome owners. Roll your propane fill into the same CA-118 loop as a Costco fuel run and a dump at the nearby Easy Street station, and you can knock out water, fuel, propane, and tanks in a single stop before heading toward the coast or the interstates.

Is overnight RV parking allowed in Simi Valley?

On city streets, only briefly. Simi Valley allows an RV on a public street up to 48 hours, after which you need a temporary oversized-vehicle permit on residential streets, and every vehicle must move at least every 72 hours. Camping on private property is capped at 72 hours under the municipal code. For a real overnight, use a campground or a lot where the manager permits it rather than a residential street. Oak Park offers camping in the west valley, and full-hookup and state-park options sit within a short drive, which is the reliable, legal way to stay the night.

When is the best time to visit Simi Valley in an RV?

Spring and fall are the sweet spots for comfort, with warm, dry days and cooler nights, though fall doubles as Santa Ana wind and wildfire season, so watch red-flag warnings. Summer is hot and clear with highs in the upper 80s and occasional 90-plus afternoons, so plan chores and driving for the morning. Winter is mild and mostly frost-free, making it an easy time to dump and explore, with only a few rainy February days to work around. If you want the best balance, aim for late spring or early fall on a calm, low-wind stretch.

Do the dump stations offer full hookups?

Mostly not. The private stations on Easy Street, Stearns Street, and East Los Angeles Avenue are dump-and-fresh-water stops rather than full-hookup campsites, so you empty tanks and refill water but do not plug in there. For full hookups (water, electric, and sewer at your site), you will want a private RV park or a campground like Oak Park, or head to a state park such as Malibu Creek toward the coast. If you are just passing through and need to empty and refill, the paid stations are the fastest option; for an overnight with hookups, book an actual site.

Where can I get fresh water for my RV in Simi Valley?

Fresh-water fill is available at the same paid dump stations you use to empty tanks. Simi RV Wash on Easy Street, plus the Stearns Street and East Los Angeles Avenue stations, all offer potable water alongside the dump, and Oak Park has water for campers. If you are topping off before a trip to the coast or the mountains, grab water in town where it is easy, because reliable fills get harder to find once you head into the backcountry or the state parks south of the valley. Filling and dumping in one stop keeps your chores simple.

What is there to do in Simi Valley while I stop?

Quite a bit. The Ronald Reagan Presidential Library and Museum is the headline stop, with a full Oval Office replica, a piece of the Berlin Wall, and the real Air Force One you can walk through on a hilltop with valley views. Corriganville Park, a former movie ranch where hundreds of Westerns filmed, is free and has an easy 1.5-mile loop past old set foundations. Strathearn Historical Park and the Santa Susana Depot Museum cover local history, and Malibu Creek State Park is a scenic 30-to-40-minute drive south for hiking toward the coast.

How do I get to Simi Valley with an RV?

Simi Valley sits on CA-118, the Ronald Reagan Freeway, which makes access simple. From Los Angeles or the interstates, take CA-118 west; from the coast, come in via US 101 and CA-23 through Moorpark and Thousand Oaks. The nearest interstates, I-210 and I-5, are about 15 to 20 miles east through the San Fernando Valley. The freeway has no RV length or weight limits, so big rigs are fine. Just avoid the older, narrow residential streets and stick to CA-118 and Los Angeles Avenue, where the dump stations, fuel, and propane are all clustered.

Should I worry about wildfires or wind when visiting?

It is worth planning around. Simi Valley sits in Santa Ana wind country, and fall through spring can bring strong, dry gusts and elevated wildfire risk, with occasional red-flag warnings and even freeway closures during severe events. Check Caltrans QuickMap and local advisories before and during a windy-season stay, keep your awning stowed when winds pick up, and have a plan to move if conditions worsen. Summer is hot but usually calm. None of this should scare you off; it just means checking the forecast for wind and fire the way you would check for snow in the mountains.

Where can I dump my RV tanks in Simi Valley?

The most convenient dump is the Simi RV Wash & Service Center on West Easy Street near the Costco off CA-118, which costs about $15 or is free with a wash or service and is sized for big rigs. Cheaper year-round stations sit on Stearns Street and East Los Angeles Avenue for around $10 each. Oak Park, a county park in the far west end of the valley, also has a dump tied to its campground. In all we map {{stationCount}} stations around town, so you can pick whichever fits your route and budget.

Are there any free dump stations in Simi Valley?

A few. Of the {{stationCount}} dump stations we track around Simi Valley, {{freeCount}} ({{freePct}}) come without a separate fee, usually because the dump is bundled into a campsite or waived with a purchase. The Simi RV Wash station, for example, waives its $15 dump fee if you buy a wash or service, which effectively makes it free when your rig needs cleaning anyway. There are no interstate rest-area dumps right in town, so if you want to spend nothing extra, the best path is to dump while already paying for a campsite or a service you needed.

How much does it cost to dump near Simi Valley?

Costs are modest. The Stearns Street and East Los Angeles Avenue stations run about $10 each, and Simi RV Wash on Easy Street is roughly $15, or free with a wash or service. Oak Park’s dump comes with its county campsite fee rather than as a standalone charge. Compared with paying for a full-hookup site just to empty tanks, these small fees are the cheaper route for a quick stop. With {{freePct}} of our {{stationCount}} local listings free, you can often avoid a fee entirely by timing your dump with a campground stay or a needed service.

Can I dump my RV tanks in winter in Simi Valley?

Yes, easily. Simi Valley has a mild Mediterranean climate with winter highs around 65F and lows in the mid-40s, and hard freezes are rare, so dump stations operate normally all winter. You will not need a heated hose or freeze precautions the way you would farther north or in the mountains. The main winter variable is rain, which concentrates in a few February storms, so a very wet day might make an outdoor dump less pleasant but will not shut stations down. Overall, winter is one of the more comfortable times to handle tank chores here.

Can big rigs and 40-foot motorhomes dump in Simi Valley?

Yes. CA-118, the Ronald Reagan Freeway, runs the length of the valley with no length or weight restrictions, so large motorhomes and trailers move through with no trouble. The Simi RV Wash & Service Center off Easy Street is specifically set up for big rigs, with a large fuel station next door and room to maneuver. The freeway-adjacent stations on Los Angeles Avenue are also built for large vehicles. The only thing to avoid is wandering into the older, narrower residential streets; stick to the freeway corridors and Los Angeles Avenue and a 40-footer is fine.

Where can I refill propane near Simi Valley?

Propane is easy to find here. U-Haul of Simi Valley fills everything from small 3-pound bottles up to 100-pound tanks and RV tanks, and Suburban Propane, One Stop Propane, and AmeriGas all serve the area. Because the U-Haul location handles fixed RV tanks, it is a convenient one-stop for motorhome owners. Roll your propane fill into the same CA-118 loop as a Costco fuel run and a dump at the nearby Easy Street station, and you can knock out water, fuel, propane, and tanks in a single stop before heading toward the coast or the interstates.

Is overnight RV parking allowed in Simi Valley?

On city streets, only briefly. Simi Valley allows an RV on a public street up to 48 hours, after which you need a temporary oversized-vehicle permit on residential streets, and every vehicle must move at least every 72 hours. Camping on private property is capped at 72 hours under the municipal code. For a real overnight, use a campground or a lot where the manager permits it rather than a residential street. Oak Park offers camping in the west valley, and full-hookup and state-park options sit within a short drive, which is the reliable, legal way to stay the night.

When is the best time to visit Simi Valley in an RV?

Spring and fall are the sweet spots for comfort, with warm, dry days and cooler nights, though fall doubles as Santa Ana wind and wildfire season, so watch red-flag warnings. Summer is hot and clear with highs in the upper 80s and occasional 90-plus afternoons, so plan chores and driving for the morning. Winter is mild and mostly frost-free, making it an easy time to dump and explore, with only a few rainy February days to work around. If you want the best balance, aim for late spring or early fall on a calm, low-wind stretch.

Do the dump stations offer full hookups?

Mostly not. The private stations on Easy Street, Stearns Street, and East Los Angeles Avenue are dump-and-fresh-water stops rather than full-hookup campsites, so you empty tanks and refill water but do not plug in there. For full hookups (water, electric, and sewer at your site), you will want a private RV park or a campground like Oak Park, or head to a state park such as Malibu Creek toward the coast. If you are just passing through and need to empty and refill, the paid stations are the fastest option; for an overnight with hookups, book an actual site.

Where can I get fresh water for my RV in Simi Valley?

Fresh-water fill is available at the same paid dump stations you use to empty tanks. Simi RV Wash on Easy Street, plus the Stearns Street and East Los Angeles Avenue stations, all offer potable water alongside the dump, and Oak Park has water for campers. If you are topping off before a trip to the coast or the mountains, grab water in town where it is easy, because reliable fills get harder to find once you head into the backcountry or the state parks south of the valley. Filling and dumping in one stop keeps your chores simple.

What is there to do in Simi Valley while I stop?

Quite a bit. The Ronald Reagan Presidential Library and Museum is the headline stop, with a full Oval Office replica, a piece of the Berlin Wall, and the real Air Force One you can walk through on a hilltop with valley views. Corriganville Park, a former movie ranch where hundreds of Westerns filmed, is free and has an easy 1.5-mile loop past old set foundations. Strathearn Historical Park and the Santa Susana Depot Museum cover local history, and Malibu Creek State Park is a scenic 30-to-40-minute drive south for hiking toward the coast.

How do I get to Simi Valley with an RV?

Simi Valley sits on CA-118, the Ronald Reagan Freeway, which makes access simple. From Los Angeles or the interstates, take CA-118 west; from the coast, come in via US 101 and CA-23 through Moorpark and Thousand Oaks. The nearest interstates, I-210 and I-5, are about 15 to 20 miles east through the San Fernando Valley. The freeway has no RV length or weight limits, so big rigs are fine. Just avoid the older, narrow residential streets and stick to CA-118 and Los Angeles Avenue, where the dump stations, fuel, and propane are all clustered.

Should I worry about wildfires or wind when visiting?

It is worth planning around. Simi Valley sits in Santa Ana wind country, and fall through spring can bring strong, dry gusts and elevated wildfire risk, with occasional red-flag warnings and even freeway closures during severe events. Check Caltrans QuickMap and local advisories before and during a windy-season stay, keep your awning stowed when winds pick up, and have a plan to move if conditions worsen. Summer is hot but usually calm. None of this should scare you off; it just means checking the forecast for wind and fire the way you would check for snow in the mountains.

Are there free dump stations in Simi Valley?

Yes — there are free RV waste disposal options available near Simi Valley.