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Residential - Vacant LandResidential
Last sold for $160,000 on Aug 24, 2004

623 DENNISON DR

BALLWIN, MO 63021
3
Beds
1
Baths
925 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.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1955
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$160,000 · Aug 24, 2004

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$26,730 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$26,730
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$22,290
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$140,700

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.43
34
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.6 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.Residential - Vacant Land
CountySt. Louis
Lot (acres)The size of the land the home sits on, from county records.0.50
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central

Transaction History(1)

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.

M
Selvidge Middle SchoolB-
Middle · Grades 6–8 · 0.3 mi
E
Ballwin Elementary SchoolC-
Elementary · Grades KG–5 · 0.8 mi
H
Marquette High SchoolA
High · Grades 9–12 · 3.1 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

623 Dennison 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.

  • Smaller than 97% of homes in Ballwin
  • Has a bigger lot than 92% of homes in Ballwin
  • Older than 95% 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.

Living area925 ft²
SmallerTypical 1,675 ft²Bigger

Bigger than 4% of homes nearby

Lot size0.5 ac
SmallerTypical 0.21 acBigger

Bigger than 91% of homes nearby

Year built1955
OlderTypical 1983Newer

Newer than 5% of homes nearby

How 623 Dennison Dr ranks against every home in each area.
MeasureThis homeBallwinBallwin 63021St. Louis County
Living areabigger than925 ft²3% of homes4% of homes13% of homes
Lot sizebigger than0.5 ac92% of homes91% of homes89% of homes
Year builtnewer than19556% of homes5% of homes33% of homes

About 623 Dennison Dr

When did 623 Dennison Dr, Ballwin, MO last sell?

623 Dennison Dr, Ballwin, MO last sold on Aug 24, 2004 for $160,000, according to the county's recorded deed.

How big is 623 Dennison Dr, Ballwin, MO?

623 Dennison Dr, Ballwin, MO has 3 bedrooms, 1 bathrooms, 925 square feet of living space and a 0.50-acre lot.

When was 623 Dennison Dr, Ballwin, MO built?

623 Dennison Dr, Ballwin, MO was built in 1955, making it 71 years old. The building has 1 story.

What schools serve 623 Dennison Dr, Ballwin, MO?

623 Dennison Dr, Ballwin, MO is assigned to Selvidge Middle School (middle), rated B-; Ballwin Elementary School (elementary), rated C-; 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 623 Dennison Dr, Ballwin, MO compare to other homes in Ballwin 63021?

Among the 19,790 homes in Ballwin 63021, it is bigger than 4% of them (925 ft² against a typical 1,675 ft²), its lot is bigger than 91% of them (0.5 ac against a typical 0.21 ac) and it is newer than 5% of them (1955 against a typical 1983). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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