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Single Family ResidenceResidential
$263,116$297 / 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 Aug 30, 2026

531 BALLWOOD DR

BALLWIN, MO 63021
3
Beds
2
Baths
886 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
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

$263K
$248K low$278K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,012 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$49,740 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$28,250
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$21,490
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$42,920
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$261,800

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.38
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
15
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
86
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
74
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
8
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.1 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
StyleThe architectural style of the home, such as ranch or colonial.Split Entry
CountySt. Louis
Lot (acres)The size of the land the home sits on, from county records.0.18
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Raised (Unspecified)
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.BalconyPatio · 361 ft²Porch · 336 ft²

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

E
Woerther Elementary SchoolA-
Elementary · Grades KG–5 · 0.5 mi
M
Selvidge Middle SchoolB-
Middle · Grades 6–8 · 0.9 mi
H
Marquette High SchoolA
High · Grades 9–12 · 3.7 mi

District: Rockwood R-Vi School District

Neighborhood · ZIP 63021These 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.41
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.129

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.55,113
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,498 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$113,595
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$131,969
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.42 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

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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

531 Ballwood Dr 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 less than 87% of homes in Ballwin
  • Costs more per square foot than 97% of homes in Ballwin
  • Among the smallest homes in Ballwin
  • Has a smaller lot than 83% of homes in Ballwin
  • Older than 72% of homes in Ballwin 63021

What homes are worth in Ballwin 63021

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

This home
$178K$838K

This home is worth more than 18% of homes in Ballwin 63021.

How it measures up in Ballwin 63021

The dot is this home. The mark in the middle is the typical home in Ballwin 63021.

Estimated value$263,116
CheaperTypical $360,867Pricier

Pricier than 18% of homes nearby

Price per ft²$297
CheaperTypical $213Pricier

Pricier than 96% of homes nearby

Living area886 ft²
SmallerTypical 1,675 ft²Bigger

Bigger than 2% of homes nearby

Lot size0.18 ac
SmallerTypical 0.21 acBigger

Bigger than 31% of homes nearby

Year built1973
OlderTypical 1983Newer

Newer than 28% of homes nearby

How 531 Ballwood Dr ranks against every home in each area.
MeasureThis homeBallwinBallwin 63021St. Louis County
Estimated valuepricier than$263,11613% of homes18% of homes48% of homes
Price per ft²pricier than$29797% of homes96% of homes92% of homes
Living areabigger than886 ft²almost no homes2% of homes9% of homes
Lot sizebigger than0.18 ac17% of homes31% of homes39% of homes
Year builtnewer than197352% of homes28% of homes65% of homes

About 531 Ballwood Dr

How much is 531 Ballwood Dr, Ballwin, MO worth?

The TopHap Estimate for 531 Ballwood Dr, Ballwin, MO is $263,116 as of Aug 30, 2026. The likely range is $248,332 to $277,900. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 531 Ballwood Dr, Ballwin, MO last sell?

531 Ballwood Dr, Ballwin, MO last sold on Aug 13, 1997, according to the county's recorded deed.

How big is 531 Ballwood Dr, Ballwin, MO?

531 Ballwood Dr, Ballwin, MO has 3 bedrooms, 2 bathrooms, 886 square feet of living space and a 0.18-acre lot.

When was 531 Ballwood Dr, Ballwin, MO built?

531 Ballwood Dr, Ballwin, MO was built in 1973, making it 53 years old. It is a split entry home. The building has 1 story.

What schools serve 531 Ballwood Dr, Ballwin, MO?

531 Ballwood Dr, Ballwin, MO is assigned to Woerther Elementary School (elementary), rated A-; Selvidge Middle School (middle), rated B-; Marquette High School (high), rated A. All sit in Rockwood R-Vi School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 531 Ballwood Dr, Ballwin, MO compare to other homes in Ballwin 63021?

Among the 19,790 homes in Ballwin 63021, it is worth more than 18% of them ($263,116 against a typical $360,867), its price per square foot is higher than 96% of them ($297 against a typical $213), it is bigger than 2% of them (886 ft² against a typical 1,675 ft²), its lot is bigger than 31% of them (0.18 ac against a typical 0.21 ac) and it is newer than 28% of them (1973 against a typical 1983). Measured against all of St. Louis County, it is worth more than 48% 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 531 Ballwood Dr, Ballwin, MO?

The 2024 property tax bill for 531 Ballwood Dr, Ballwin, MO was $3,012. The county assessed it at $49,740.

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