Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$555,888$223 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $270,000 on Jul 6, 2012

503 WESTWOOD TRL

FORISTELL, MO 63348
3
Beds
2.5
Baths
2,496 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
9.62 ac
Lot SizeThe size of the land the home sits on, from county records.
1989
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$556K
$524K low$588K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$270,000 · Jul 6, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,317 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$88,798 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$85,187
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$467,354

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.14 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyST. CHARLES
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 544 ft²Porch · 72 ft²

Transaction History(2)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Daniel Boone Elementary SchoolA+
Elementary · Grades KG–5 · 3.0 mi
H
Francis Howell High SchoolA+
High · Grades 9–12 · 12.1 mi
M
Francis Howell Middle SchoolA+
Middle · Grades 6–8 · 14.2 mi

District: Francis Howell R-Iii School District

Neighborhood · ZIP 63348These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.108
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.82

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.11,153
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.210 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$117,535
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$146,052
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.40 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

Owner Tools

Do you own this home?
Claim this home

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

503 Westwood Trl measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 87% of homes in St. Charles County
  • Costs more per square foot than 79% of homes in St. Charles County
  • Bigger than 74% of homes in Foristell 63348
  • Among the largest lots in St. Charles County
  • Older than 79% of homes in Foristell 63348

What homes are worth in Foristell 63348

Each bar is how many homes fall in that price range. The marker is this home.

This home
$275K$1.2M

This home is worth more than 74% of homes in Foristell 63348.

How it measures up in Foristell 63348

The dot is this home. The mark in the middle is the typical home in Foristell 63348.

Estimated value$555,888
CheaperTypical $425,088Pricier

Pricier than 74% of homes nearby

Price per ft²$223
CheaperTypical $230Pricier

Pricier than 42% of homes nearby

Living area2,496 ft²
SmallerTypical 1,842 ft²Bigger

Bigger than 74% of homes nearby

Lot size9.62 ac
SmallerTypical 2.93 acBigger

Bigger than 96% of homes nearby

Year built1989
OlderTypical 2003Newer

Newer than 21% of homes nearby

How 503 Westwood Trl ranks against every home in each area.
MeasureThis homeForistell 63348St. Charles County
Estimated valuepricier than$555,88874% of homes87% of homes
Price per ft²pricier than$22342% of homes79% of homes
Living areabigger than2,496 ft²74% of homes69% of homes
Lot sizebigger than9.62 ac96% of homesalmost all homes
Year builtnewer than198921% of homes40% of homes

About 503 Westwood Trl

How much is 503 Westwood Trl, Foristell, MO worth?

The TopHap Estimate for 503 Westwood Trl, Foristell, MO is $555,888 as of Sep 24, 2026. The likely range is $524,073 to $587,703. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 503 Westwood Trl, Foristell, MO last sell?

503 Westwood Trl, Foristell, MO last sold on Jul 6, 2012 for $270,000, according to the county's recorded deed.

How big is 503 Westwood Trl, Foristell, MO?

503 Westwood Trl, Foristell, MO has 3 bedrooms, 2.5 bathrooms and 2,496 square feet of living space.

When was 503 Westwood Trl, Foristell, MO built?

503 Westwood Trl, Foristell, MO was built in 1989, making it 37 years old. The building has 1 story.

What schools serve 503 Westwood Trl, Foristell, MO?

503 Westwood Trl, Foristell, MO is assigned to Daniel Boone Elementary School (elementary), rated A+; Francis Howell High School (high), rated A+; Francis Howell Middle School (middle), rated A+. All sit in Francis Howell R-Iii School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 503 Westwood Trl, Foristell, MO compare to other homes in Foristell 63348?

Among the 2,936 homes in Foristell 63348, it is worth more than 74% of them ($555,888 against a typical $425,088), its price per square foot is higher than 42% of them ($223 against a typical $230), it is bigger than 74% of them (2,496 ft² against a typical 1,842 ft²), its lot is bigger than 96% of them (9.62 ac against a typical 2.93 ac) and it is newer than 21% of them (1989 against a typical 2003). Measured against all of St. Charles County, it is worth more than 87% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 503 Westwood Trl, Foristell, MO?

The 2025 property tax bill for 503 Westwood Trl, Foristell, MO was $5,317. The county assessed it at $88,798.

More homes on Westwood Trl

Closest homes

More homes in Foristell 63348

Assigned schools

Explore the area

See this home in context

Open 503 Westwood Trl on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map