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St. Louis Metro · Screened Contractors

Home Improvement in
Lake St. Louis.

Lake St. Louis's 18,066 residents, with median household incomes of $125,000 to $149,999, sustain a strong market for screened home improvement work across the St. Louis Metro.

18,066 residents
Median income: $125,000 to $149,999
Median property tax: over $3,000
4 ZIP codes served
MO · Screened Contractors

Screened Pros in Lake St. Louis

4 contractors serving Lake St. Louis, with what we checked shown on every listing.

Available Services

Cost vs. Value: Lake St. Louis 2025

Mid-range project costs and resale returns for the Lake St. Louis area, from the 2025 Remodeling Cost vs. Value report.

See all 14 project values for Lake St. Louis
Siding

Lake St. Louis siding replacements return 114% at resale, adding $24,420 in market value. Fiber cement and premium vinyl stand up to Midwest freeze-thaw cycles while dramatically lifting curb appeal.

Est. Cost$8,000 to $20,000
Resale Value+$24,420
ROI 114%View pros →
Home Addition

A properly permitted home addition in Lake St. Louis permanently adds square footage. Local data shows a 95% recoup rate at resale, and engineer-stamped additions pass every inspection and hold value through any market cycle.

Est. Cost$40,000 to $150,000
Resale Value+$17,323
ROI 95%View pros →
Decks

Outdoor living is a buying criterion in Lake St. Louis. Deck additions return 95% at resale ($17,323 of added value) when built to code by screened contractors.

Est. Cost$8,000 to $25,000
Resale Value+$17,323
ROI 95%View pros →
Fencing

Fencing defines your Lake St. Louis property line, creates private outdoor living space, and adds meaningful curb appeal. Screened installers navigate local HOA rules, city permit requirements, and underground utility markouts so your fence goes up right the first time.

Est. Cost$2,000 to $8,000
Entry Door

In Lake St. Louis, a new entry door returns 216% at resale, one of the best price-per-impression upgrades available. Steel and fiberglass doors improve security, insulation, and the first thing every buyer sees.

Est. Cost$1,500 to $5,000
Resale Value+$5,270
ROI 216%View pros →
HVAC

Buyers in Lake St. Louis walk from listings with aging HVAC. A replacement returns 72% at resale and eliminates the emergency-pricing risk of waiting for failure.

Est. Cost$5,000 to $15,000
Resale Value+$14,053
ROI 72%View pros →
Patio Cover

In Lake St. Louis, a quality patio cover extends your outdoor living season by months, adds 5-10% to home value, and protects your patio furniture from weather damage. Our screened local contractors install aluminum, wood, and vinyl options. Most projects complete in 1-2 days with warranties included.

Est. Cost$3,000 to $30,000
Sun Room

A sunroom blurs the line between indoors and outdoors year-round, a feature Lake St. Louis buyers increasingly expect. Glass-enclosed additions expand livable space without the full cost of a traditional room addition.

Est. Cost$20,000 to $70,000
Insulation

In Lake St. Louis, insulation is one of the cheapest ways to cut a Midwest energy bill, and it pays back every year you stay in the home. Sealing an under-insulated attic eases the load on furnaces and AC units, which keeps both running longer and cheaper.

Source: Remodeling Magazine 2025 Cost vs. Value. Mid-range tier. ROI = resale value ÷ project cost × 100.

Don't Risk Your Home's Equity

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Mechanic's Liens

In Lake St. Louis, if an unverified contractor doesn't pay their supplier, **you** are liable. The supplier can place a lien on your home, forcing you to pay for materials twice.

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Mandatory Tear-Downs

If work is done without inspection in Lake St. Louis, you may be forced to tear down walls or decks to prove compliance. The cost to 'do it twice' is astronomical.

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Property Damage Caps

If a cheap pro drops a tree on your roof, they can't pay for it. You pay the deductible and higher premiums. Ask for a current General Liability certificate; screened pros provide one on request.