Automatic pool cover cost in St. Louis

An automatic safety cover on a St. Louis inground pool costs about $12,000–$20,000 installed. A simple top-track cover on a rectangular pool sits at the low end. A recessed track, a freeform shape or a retrofit into an existing deck moves it toward the top. It is one of the biggest single add-ons, and in many local cities it also counts toward the pool safety code.

Installed cost: $12,000–$20,000
Missouri dealer average: $15,288 (10 dealers, 2026)
Yearly upkeep: $150–$400 service visit
Replacement fabric: About $1,500–$2,500 every 5–8 years
Cheaper alternative: Mesh safety cover, $3,000–$5,000

What published automatic cover prices say

No St. Louis installer we found publishes a price; they quote each pool. These are the figures that are published, with dates.

Source	Installed price	Notes
Thursday Pools Missouri dealer survey (updated July 2026)	$15,288 average	Survey of 10 Missouri fiberglass pool dealers. The closest thing to a local figure.
Latham, owner of Coverstar (undated)	$10,000–$20,000	Called a starting estimate. Recessed and under-track installs cost more.
River Pools (undated, flagged as possibly outdated)	$12,000–$22,000	Includes cover, motor, tracks and installation.
PoolResearch (January 2024)	$8,000–$22,000	Above-deck systems average about $10,000 before the electrical hookup.

Our $12,000–$20,000 planning range sits around the Missouri average. It assumes a standard-size pool, a cover ordered with the pool or added to a straightforward deck, and electrical work in the quote.

Track type and pool shape set the price

An automatic cover runs in two tracks along the long sides of the pool, pulled by a motor at one end. Where those tracks sit is the biggest choice you make.

Track	Where it sits	Cost	Best for
Top track	Bolted on top of the deck	Lowest	Existing pools and freeform pools
Recessed track	Set into the deck, nearly flush	Middle	New pools, or a deck being replaced anyway
Under-track	Hidden under the coping	Highest	New rectangular pools where the cover should disappear

New build vs. retrofit. Ordering the cover with the pool lets the builder form the track and the mechanism pit into the coping and deck. Adding one later usually means a top track, or tearing out and replacing deck for a recessed one.
Pool shape. Coverstar says its tracks must be installed in a rectangle. A freeform pool gets a top track around it on the deck, or an encapsulated pool-in-pool design. Cover-Pools fabricates covers for almost any shape. Either way, a freeform pool costs more.
Pool type. Covers fit vinyl, fiberglass and gunite pools. Some coping styles are vinyl-only, so the pool and cover need to be planned together.
Size. More fabric and longer tracks cost more, and very long pools may need a heavier mechanism.
Electrical. The motor needs its own circuit, and the electrical code limits how close the motor and controls can sit to the water. Make sure the quote says who runs the circuit and pulls the electrical permit.

Rectangular inground pool with a wide concrete deck behind a modern home — Stock photography for illustration. A rectangular pool with straight coping is the simplest and cheapest shape for an automatic cover.

Automatic cover vs. mesh safety cover

A mesh safety cover is the other cover that meets the safety standard. It anchors into the deck with straps and springs and goes on by hand, usually once a year.

Compare	Automatic cover	Mesh safety cover
Installed cost	$12,000–$20,000	$3,000–$5,000 (Missouri average $4,200)
Daily use	Opens and closes with a key switch	Seasonal; goes on and off by hand
Saves heat and water	Yes, every night it is closed	No; it lets water and sunlight through
Winter	Depends on the brand; see below	Made for it; snow melt drains through
Best for	Heated pools and families who want the pool covered whenever it is not in use	A safe winter close on a budget

What an automatic cover costs to own

Yearly service. A tune-up runs about $150–$400. Latham recommends a professional check once a year.
Cover pump. Rain and snow melt sit on a solid cover and must be pumped off. Small automatic cover pumps sell for roughly $150–$400.
Fabric. Plan on new fabric about every 5 to 8 years, at about $1,500–$2,500. Large or odd-shaped pools cost more.
Ropes and motor. Ropes wear out and are a common repair. A motor that fails out of warranty is a few hundred dollars plus labor.
Warranty. Coverstar publishes 7 years on fabric, 2 on rope, 10 on the mechanism and 5 on the motor. Ask for the warranty in writing, and who honors it locally.

Automatic covers and St. Louis winters

St. Louis gets several snowfalls and plenty of freeze-thaw most winters, and this is where manufacturers disagree.

Latham, which makes Coverstar, warns that heavy snow on an automatic cover can damage the mechanism and electronics, and recommends adding a winter safety cover.
River Pools does not recommend using an automatic cover all winter, because snow and ice can damage the cover, tracks and shell. It suggests a mesh or solid winter cover instead.
Cover-Pools sells its covers as safety, solar and winter covers in one. Its owner's manual says to keep the pool's water level the same all year and to pump water off the cover before freezing weather.

The practical rule: follow your cover's manual, never run the cover while it is frozen or loaded with snow, keep the pump on it, and ask your installer up front whether they add a winter cover. A mesh winter cover over an automatic one adds roughly $3,000–$5,000.

Covers and local pool codes

A cover rarely replaces the fence. Every city we checked requires a barrier, usually 48 inches high with self-closing, self-latching gates. Where the cover matters is the house wall. If your back door opens straight onto the pool area, most codes want an alarm on that door, and many accept an ASTM F1346 safety cover instead.

Where	Does a safety cover count?
Unincorporated St. Louis County	Yes. An ASTM F1346 cover is an alternative to door and window alarms.
Chesterfield	Yes, in place of alarms. The code also exempts a pool with a powered F1346 cover from the barrier section; confirm with the city before you skip a fence.
Wildwood	Yes. An ASTM F1346 cover is an alternative to door and window alarms.
Eureka	Yes. An ASTM F1346 cover is an alternative to door and window alarms.
Webster Groves	Yes. Doors onto the pool need an alarm, a safety cover or self-closing doors.
O'Fallon, MO	Yes, in place of alarms. Only spas with lockable covers skip the barrier.
Wentzville	Yes. An approved power safety cover is one of the options when the house is part of the barrier.
St. Charles	Alarms required. A city amendment requires alarms on doors and bedroom windows with low sills. Ask whether a cover is accepted instead.
Lake Saint Louis	No. The city checklist requires audible door alarms, and the pool must be fully fenced.
Belleville, IL	Yes, in the city's older handout, which also lets a powered cover stand in for the barrier. Confirm the current rule.
O'Fallon, IL	No. Alarms are required, and the city removed the rule that lets a powered cover replace the barrier.
Edwardsville, IL	No. All pools need a fence, and doors into the pool area need an alarm.
Ballwin	Not addressed. The city's pool rules do not mention alarms or covers; ask the building department.
Kirkwood	Not published. Local code changes are on file with the city, not online.
Town and Country	Not published. The city guide does not cover doors onto the pool.
City of St. Louis	Not published. Confirm with the Building Division.

From the permit research behind our pool permit pages, checked against city and county code in October 2026. This is a summary, not legal advice. Your building department has the final word.

What ASTM F1346 means

ASTM F1346 is the safety standard for pool covers. Its stated aim is to keep children under 5 out of the water. The current edition is F1346-23. A county health department summary of the older edition describes a weight test of 485 pounds for pools wider than 8 feet, a test that nothing can slip through at the edges, and a requirement that standing water drain within 30 minutes after rain stops. Coverstar also requires the key switch to be mounted where you can see the whole pool. Ask for the cover's F1346 certification in writing if it is part of your permit.

Is an automatic pool cover worth it in St. Louis?

The U.S. Department of Energy called covering a pool when it is not in use "the single most effective means of reducing pool heating costs," with savings of 50% to 70%. Its guidance also said covers cut make-up water by 30% to 50% and chemical use by 35% to 60%. Coverstar's own claims are higher, at 90% less evaporation, but those are a manufacturer's figures.

Worth it: you plan to heat the pool, you have young children or a back door that opens onto the pool, or you want leaves out of the water from May through October.
Probably not: you will never heat, you mainly need a winter cover, and the barrier rules where you live are already met. A mesh cover does that job for a fraction of the cost.

If you are adding a heater, price the cover alongside it. The cover protects the money the heater spends.

Questions to ask a cover installer

Which track type are you quoting, and why that one for my pool?
Is the electrical circuit, permit and key switch included?
Does the price include a cover pump?
Is the cover certified to ASTM F1346, and will you provide the paperwork for my permit?
What do you recommend for winter, and does that void the warranty?
What does the yearly service include and cost?
What is the warranty on fabric, ropes, motor and mechanism, and who services it locally?

Planning a new pool with a cover?

A cover is cheapest when it is designed in from the start. Get matched with a local builder who can price the pool and cover together.

Get matched with a local pool builder Estimate a pool with a cover

Common questions about automatic pool covers

How much does an automatic pool cover cost in St. Louis?

Most automatic safety covers on St. Louis inground pools cost $12,000 to $20,000 installed. A Missouri survey of 10 fiberglass pool dealers averaged $15,288. Recessed and under-track systems, freeform pools, retrofits and long electrical runs push the price up.

Is an automatic pool cover worth it?

It is worth it if you will heat the pool or want the safety layer every day. The U.S. Department of Energy says covering a pool when it is not in use can cut heating costs 50% to 70%, and cuts make-up water and chemical use too. If you only need a winter cover and never heat, a mesh safety cover at $3,000 to $5,000 is far cheaper.

Can I add an automatic cover to an existing pool?

Usually, yes. Existing pools normally get a top track on the deck or a track cut into the deck. A recessed or under-coping track generally means replacing the coping or deck, so it is cheapest to decide on one before the pool is built.

Do automatic covers work on freeform pools?

Yes, with limits. The tracks run in a rectangle, so a freeform pool gets either a top track on the deck around it or an encapsulated pool-in-pool design. Some manufacturers fabricate covers for almost any shape. Expect a freeform job to cost more.

Can an automatic pool cover stay on all winter in St. Louis?

Manufacturers disagree. Latham and River Pools recommend a separate winter safety cover where snow is heavy, because snow and ice can damage the mechanism. Cover-Pools markets its covers for winter use if you keep the water level steady and pump water off the cover. Follow your cover's manual and ask the installer how they handle winter.

Does an automatic cover replace a pool fence in St. Louis?

Usually not. Most local codes still require a 48-inch barrier around the yard or pool. Where the house wall forms part of the barrier, many cities accept an ASTM F1346 safety cover instead of alarms on the doors. O'Fallon, Illinois, and Edwardsville do not accept a cover in place of the fence.

How long does an automatic pool cover last?

The mechanism usually outlasts the fabric. Replacement fabric is commonly needed every 5 to 8 years and runs about $1,500 to $2,500. Coverstar's published warranty is 7 years on fabric, 2 on rope, 10 on the mechanism and 5 on the motor.

Sources

Published October 27, 2026. Planning ranges, not quotes.