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Single Family ResidenceResidential
$129,952$178 / 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 86How 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 $147,466 on Apr 14, 2023

427 SW 40TH ST

SAN ANTONIO, TX 78237
2
Beds
1
Baths
732 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.
3,999 ft²
Lot SizeThe size of the land the home sits on, from county records.
1959
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$130K
$112K low$148K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$147,466 · Apr 14, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,576 (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.$113,430 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$30,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$83,430
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$110,420
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$113,430

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.1970
Lot (acres)The size of the land the home sits on, from county records.0.09
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
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.Porch · 24 ft²

Transaction History(6)

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
Elizabeth T. Wrenn Middle SchoolF
Middle · Grades 6–8 · 0.5 mi
E
Lyndon B. Johnson Elementary SchoolD-
Elementary · Grades PK–5 · 0.8 mi
H
Edgewood Fine Arts STEAM AcademyD
High · Grades 9–12 · 0.8 mi

District: Edgewood Independent School District

Neighborhood · ZIP 78237These 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.130
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.29

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.4.0%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.27%
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.38,672
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,145 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$35,259
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$48,384
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.32 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

427 Sw 40th St 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 94% of homes in Bexar County
  • Costs more per square foot than 98% of homes in San Antonio 78237
  • Smaller than 98% of homes in Bexar County
  • Among the smallest lots in Los Jardines
  • Older than 82% of homes in Bexar County

What homes are worth in San Antonio 78237

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

This home
$62K$230K

This home is worth more than 51% of homes in San Antonio 78237.

How it measures up in San Antonio 78237

The dot is this home. The mark in the middle is the typical home in San Antonio 78237.

Estimated value$129,952
CheaperTypical $129,058Pricier

Pricier than 51% of homes nearby

Price per ft²$178
CheaperTypical $117Pricier

Pricier than 98% of homes nearby

Living area732 ft²
SmallerTypical 1,080 ft²Bigger

Bigger than 11% of homes nearby

Lot size3,999 ft²
SmallerTypical 0.14 acBigger

Bigger than 3% of homes nearby

Year built1959
OlderTypical 1960Newer

Newer than 49% of homes nearby

How 427 Sw 40th St ranks against every home in each area.
MeasureThis homeLos JardinesSan Antonio 78237Bexar County
Estimated valuepricier than$129,95244% of homes51% of homes6% of homes
Price per ft²pricier than$17897% of homes98% of homes74% of homes
Living areabigger than732 ft²9% of homes11% of homes2% of homes
Lot sizebigger than3,999 ft²almost no homes3% of homes3% of homes
Year builtnewer than195945% of homes49% of homes18% of homes

About 427 Sw 40th St

How much is 427 Sw 40th St, San Antonio, TX worth?

The TopHap Estimate for 427 Sw 40th St, San Antonio, TX is $129,952 as of Sep 24, 2026. The likely range is $112,020 to $147,884. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 427 Sw 40th St, San Antonio, TX last sell?

427 Sw 40th St, San Antonio, TX last sold on Apr 14, 2023 for $147,466, according to the county's recorded deed.

How big is 427 Sw 40th St, San Antonio, TX?

427 Sw 40th St, San Antonio, TX has 2 bedrooms, 1 bathrooms, 732 square feet of living space and a 0.09-acre lot.

When was 427 Sw 40th St, San Antonio, TX built?

427 Sw 40th St, San Antonio, TX was built in 1959, making it 67 years old. It is a contemporary home. The building has 1 story.

What schools serve 427 Sw 40th St, San Antonio, TX?

427 Sw 40th St, San Antonio, TX is assigned to Elizabeth T. Wrenn Middle School (middle), rated F; Lyndon B. Johnson Elementary School (elementary), rated D-; Edgewood Fine Arts STEAM Academy (high), rated D. All sit in Edgewood Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 427 Sw 40th St, San Antonio, TX compare to other homes in San Antonio 78237?

Among the 10,676 homes in San Antonio 78237, it is worth more than 51% of them ($129,952 against a typical $129,058), its price per square foot is higher than 98% of them ($178 against a typical $117), it is bigger than 11% of them (732 ft² against a typical 1,080 ft²), its lot is bigger than 3% of them (3,999 ft² against a typical 0.14 ac) and it is newer than 49% of them (1959 against a typical 1960). Measured against all of Bexar County, it is worth more than 6% 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 427 Sw 40th St, San Antonio, TX?

The 2025 property tax bill for 427 Sw 40th St, San Antonio, TX was $2,576. The county assessed it at $113,430.

More homes on Sw 40th St

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