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Single Family ResidenceResidential
$305,529$152 / 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 95How 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 $185,900 on Aug 7, 2007

421 BALFOUR DR

WINDCREST, TX 78239
3
Beds
2
Baths
2,004 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.
0.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
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

$306K
$290K low$321K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$185,900 · Aug 7, 2007

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.$330,360 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$83,590
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$246,770
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$332,523
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$330,360

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.Contemporary
CountyBEXAR
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1982
Lot (acres)The size of the land the home sits on, from county records.0.30
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.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.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 332 ft²

Transaction History(3)

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
Windcrest Elementary SchoolD+
Elementary · Grades PK–5 · 0.3 mi
M
White Middle SchoolC
Middle · Grades 6–8 · 0.6 mi
H
Roosevelt High SchoolC-
High · Grades 9–12 · 0.6 mi

District: North East Independent School District

Neighborhood · ZIP 78239These 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.77
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.27

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
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.35,710
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,263 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,835
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$86,429
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.34 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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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

421 Balfour 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 83% of homes in San Antonio 78239
  • Costs more per square foot than 87% of homes in San Antonio 78239
  • Smaller than 78% of homes in Windcrest
  • Has a bigger lot than 90% of homes in San Antonio 78239
  • Older than 89% of homes in San Antonio 78239

What homes are worth in San Antonio 78239

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

This home
$110K$396K

This home is worth more than 83% of homes in San Antonio 78239.

How it measures up in San Antonio 78239

The dot is this home. The mark in the middle is the typical home in San Antonio 78239.

Estimated value$305,529
CheaperTypical $219,047Pricier

Pricier than 83% of homes nearby

Price per ft²$152
CheaperTypical $134Pricier

Pricier than 87% of homes nearby

Living area2,004 ft²
SmallerTypical 1,691 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.3 ac
SmallerTypical 0.17 acBigger

Bigger than 90% of homes nearby

Year built1970
OlderTypical 1978Newer

Newer than 11% of homes nearby

How 421 Balfour Dr ranks against every home in each area.
MeasureThis homeWindcrestSan Antonio 78239Bexar County
Estimated valuepricier than$305,52938% of homes83% of homes65% of homes
Price per ft²pricier than$15286% of homes87% of homes50% of homes
Living areabigger than2,004 ft²22% of homes68% of homes63% of homes
Lot sizebigger than0.3 ac70% of homes90% of homes84% of homes
Year builtnewer than197045% of homes11% of homes28% of homes

About 421 Balfour Dr

How much is 421 Balfour Dr, Windcrest, TX worth?

The TopHap Estimate for 421 Balfour Dr, Windcrest, TX is $305,529 as of Sep 24, 2026. The likely range is $290,125 to $320,933. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Balfour Dr, Windcrest, TX last sell?

421 Balfour Dr, Windcrest, TX last sold on Aug 7, 2007 for $185,900, according to the county's recorded deed.

How big is 421 Balfour Dr, Windcrest, TX?

421 Balfour Dr, Windcrest, TX has 3 bedrooms, 2 bathrooms, 2,004 square feet of living space and a 0.30-acre lot.

When was 421 Balfour Dr, Windcrest, TX built?

421 Balfour Dr, Windcrest, TX was built in 1970, making it 56 years old. It is a contemporary home. The building has 1 story.

What schools serve 421 Balfour Dr, Windcrest, TX?

421 Balfour Dr, Windcrest, TX is assigned to Windcrest Elementary School (elementary), rated D+; White Middle School (middle), rated C; Roosevelt High School (high), rated C-. All sit in North East Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Balfour Dr, Windcrest, TX compare to other homes in San Antonio 78239?

Among the 10,733 homes in San Antonio 78239, it is worth more than 83% of them ($305,529 against a typical $219,047), its price per square foot is higher than 87% of them ($152 against a typical $134), it is bigger than 68% of them (2,004 ft² against a typical 1,691 ft²), its lot is bigger than 90% of them (0.3 ac against a typical 0.17 ac) and it is newer than 11% of them (1970 against a typical 1978). Measured against all of Bexar County, it is worth more than 65% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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