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Single Family ResidenceResidential
$320,196$153 / 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 96How 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

3929 REGALWAY DR

SAINT LOUIS, MO 63129
3
Beds
2
Baths
2,091 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.
0.33 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
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

$320K
$307K low$334K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,871 (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.$62,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$27,250
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$34,750
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$57,680
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$326,300

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.47
38
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
22
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
88
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
80
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.7 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.Ranch
CountyST. LOUIS
Lot (acres)The size of the land the home sits on, from county records.0.33
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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 · 240 ft²Porch · 186 ft²

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

E
Trautwein Elementary SchoolA-
Elementary · Grades PK–5 · 1.5 mi
M
Washington Middle SchoolA
Middle · Grades 6–8 · 1.5 mi
H
Mehlville High SchoolC+
High · Grades 9–12 · 2.9 mi

District: Mehlville R-Ix School District

Neighborhood · ZIP 63129These 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.61
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.150

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.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.8%
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.53,709
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,289 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$94,462
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$110,578
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.41 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

3929 Regalway 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 more than 84% of homes in Mehlville
  • Costs less per square foot than 82% of homes in Saint Louis 63129
  • Bigger than 88% of homes in Mehlville
  • Has a bigger lot than 86% of homes in Mehlville
  • Newer than 72% of homes in Mehlville

What homes are worth in Saint Louis 63129

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

This home
$122K$693K

This home is worth more than 47% of homes in Saint Louis 63129.

How it measures up in Saint Louis 63129

The dot is this home. The mark in the middle is the typical home in Saint Louis 63129.

Estimated value$320,196
CheaperTypical $327,267Pricier

Pricier than 47% of homes nearby

Price per ft²$153
CheaperTypical $186Pricier

Pricier than 18% of homes nearby

Living area2,091 ft²
SmallerTypical 1,740 ft²Bigger

Bigger than 66% of homes nearby

Lot size0.33 ac
SmallerTypical 0.23 acBigger

Bigger than 81% of homes nearby

Year built1978
OlderTypical 1982Newer

Newer than 45% of homes nearby

How 3929 Regalway Dr ranks against every home in each area.
MeasureThis homeMehlvilleSaint Louis 63129St. Louis County
Estimated valuepricier than$320,19684% of homes47% of homes59% of homes
Price per ft²pricier than$15320% of homes18% of homes36% of homes
Living areabigger than2,091 ft²88% of homes66% of homes73% of homes
Lot sizebigger than0.33 ac86% of homes81% of homes79% of homes
Year builtnewer than197872% of homes45% of homes72% of homes

About 3929 Regalway Dr

How much is 3929 Regalway Dr, Saint Louis, MO worth?

The TopHap Estimate for 3929 Regalway Dr, Saint Louis, MO is $320,196 as of Sep 24, 2026. The likely range is $306,778 to $333,614. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3929 Regalway Dr, Saint Louis, MO last sell?

3929 Regalway Dr, Saint Louis, MO last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 3929 Regalway Dr, Saint Louis, MO?

3929 Regalway Dr, Saint Louis, MO has 3 bedrooms, 2 bathrooms, 2,091 square feet of living space and a 0.33-acre lot.

When was 3929 Regalway Dr, Saint Louis, MO built?

3929 Regalway Dr, Saint Louis, MO was built in 1978, making it 48 years old. It is a ranch home. The building has 1 story.

What schools serve 3929 Regalway Dr, Saint Louis, MO?

3929 Regalway Dr, Saint Louis, MO is assigned to Trautwein Elementary School (elementary), rated A-; Washington Middle School (middle), rated A; Mehlville High School (high), rated C+. All sit in Mehlville R-Ix School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3929 Regalway Dr, Saint Louis, MO compare to other homes in Saint Louis 63129?

Among the 18,753 homes in Saint Louis 63129, it is worth more than 47% of them ($320,196 against a typical $327,267), its price per square foot is higher than 18% of them ($153 against a typical $186), it is bigger than 66% of them (2,091 ft² against a typical 1,740 ft²), its lot is bigger than 81% of them (0.33 ac against a typical 0.23 ac) and it is newer than 45% of them (1978 against a typical 1982). Measured against all of St. Louis County, it is worth more than 59% 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 3929 Regalway Dr, Saint Louis, MO?

The 2025 property tax bill for 3929 Regalway Dr, Saint Louis, MO was $3,871. The county assessed it at $62,000.

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