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Single Family ResidenceResidential
$382,316$129 / 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 92How 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

13438 BLACKSTONE

UNIVERSAL CITY, TX 78148
4
Beds
2.5
Baths
2,953 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
2002
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
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

$382K
$352K low$413K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,740 (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.$368,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$65,910
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$302,690
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$368,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$368,600

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
Lot (acres)The size of the land the home sits on, from county records.0.20
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.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Shed · 48 ft²Patio · 252 ft²Porch · 80 ft²

Transaction History(2)

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
Fine Arts Academy at OlympiaB-
Elementary · Grades PK–5 · 0.7 mi
M
Kitty Hawk Middle SchoolC+
Middle · Grades 6–8 · 1.4 mi
H
Veterans Memorial High SchoolD
High · Grades 9–12 · 3.7 mi

District: Judson Independent School District

Neighborhood · ZIP 78148These 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.87
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.24

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.22,123
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,413 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,045
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$94,499
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

13438 Blackstone 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 90% of homes in Universal City 78148
  • Costs less per square foot than 76% of homes in Bexar County
  • Bigger than 93% of homes in Universal City 78148
  • Newer than 78% of homes in Universal City 78148

What homes are worth in Universal City 78148

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

This home
$163K$488K

This home is worth more than 90% of homes in Universal City 78148.

How it measures up in Universal City 78148

The dot is this home. The mark in the middle is the typical home in Universal City 78148.

Estimated value$382,316
CheaperTypical $263,102Pricier

Pricier than 90% of homes nearby

Price per ft²$129
CheaperTypical $146Pricier

Pricier than 25% of homes nearby

Living area2,953 ft²
SmallerTypical 1,889 ft²Bigger

Bigger than 93% of homes nearby

Lot size0.2 ac
SmallerTypical 0.2 acBigger

Bigger than 48% of homes nearby

Year built2002
OlderTypical 1982Newer

Newer than 78% of homes nearby

How 13438 Blackstone ranks against every home in each area.
MeasureThis homeUniversal City 78148Bexar County
Estimated valuepricier than$382,31690% of homes78% of homes
Price per ft²pricier than$12925% of homes24% of homes
Living areabigger than2,953 ft²93% of homes89% of homes
Lot sizebigger than0.2 ac48% of homes64% of homes
Year builtnewer than200278% of homes63% of homes

About 13438 Blackstone

How much is 13438 Blackstone, Universal City, TX worth?

The TopHap Estimate for 13438 Blackstone, Universal City, TX is $382,316 as of Sep 24, 2026. The likely range is $351,869 to $412,763. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 13438 Blackstone, Universal City, TX last sell?

13438 Blackstone, Universal City, TX last sold on Dec 15, 2009, according to the county's recorded deed.

How big is 13438 Blackstone, Universal City, TX?

13438 Blackstone, Universal City, TX has 4 bedrooms, 2.5 bathrooms, 2,953 square feet of living space and a 0.20-acre lot.

When was 13438 Blackstone, Universal City, TX built?

13438 Blackstone, Universal City, TX was built in 2002, making it 24 years old. It is a contemporary home. The building has 2 stories.

What schools serve 13438 Blackstone, Universal City, TX?

13438 Blackstone, Universal City, TX is assigned to Fine Arts Academy at Olympia (elementary), rated B-; Kitty Hawk Middle School (middle), rated C+; Veterans Memorial High School (high), rated D. All sit in Judson Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 13438 Blackstone, Universal City, TX compare to other homes in Universal City 78148?

Among the 5,912 homes in Universal City 78148, it is worth more than 90% of them ($382,316 against a typical $263,102), its price per square foot is higher than 25% of them ($129 against a typical $146), it is bigger than 93% of them (2,953 ft² against a typical 1,889 ft²), its lot is bigger than 48% of them (0.2 ac against a typical 0.2 ac) and it is newer than 78% of them (2002 against a typical 1982). Measured against all of Bexar County, it is worth more than 78% 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 13438 Blackstone, Universal City, TX?

The 2025 property tax bill for 13438 Blackstone, Universal City, TX was $3,740. The county assessed it at $368,600.

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