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Rural ResidenceResidential
$197,842$172 / 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 83How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

12840 VIVIAN LN

ATASCOSA, TX 78002
3
Beds
3
Baths
1,152 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.
1.98 ac
Lot SizeThe size of the land the home sits on, from county records.
1986
Year BuiltThe year the home was originally built, according to county records.
2
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

$198K
$163K low$232K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,214 (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.$109,870 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$89,810
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$20,060
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$104,730
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$109,870

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Rural 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.1.98
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.None
CoolingThe type of cooling or air conditioning in the home.None
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 · 96 ft²Porch · 16 ft²

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

M
Ronald Erwin McNair Middle SchoolC
Middle · Grades 6–8 · 2.8 mi
E
Elm Creek Elementary SchoolC+
Elementary · Grades PK–5 · 2.8 mi
H
Southwest High SchoolC-
High · Grades 9–12 · 5.6 mi

District: Southwest Independent School District

Neighborhood · ZIP 78002These 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.100
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 100.34

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.7.0%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.9%
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.8,504
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.201 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,477
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,131
Average tempThe average temperature here across a full year.70°F
Annual precipHow much rain and melted snow falls here in a typical year.29 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

12840 Vivian Ln 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 80% of homes in Atascosa 78002
  • Costs more per square foot than 70% of homes in Bexar County
  • Smaller than 83% of homes in Bexar County
  • Has a bigger lot than 96% of homes in Bexar County

What homes are worth in Atascosa 78002

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

This home
$99K$622K

This home is worth more than 20% of homes in Atascosa 78002.

How it measures up in Atascosa 78002

The dot is this home. The mark in the middle is the typical home in Atascosa 78002.

Estimated value$197,842
CheaperTypical $266,379Pricier

Pricier than 20% of homes nearby

Price per ft²$172
CheaperTypical $169Pricier

Pricier than 52% of homes nearby

Living area1,152 ft²
SmallerTypical 1,520 ft²Bigger

Bigger than 26% of homes nearby

Lot size1.98 ac
SmallerTypical 1.77 acBigger

Bigger than 53% of homes nearby

Year built1986
OlderTypical 1997Newer

Newer than 36% of homes nearby

How 12840 Vivian Ln ranks against every home in each area.
MeasureThis homeAtascosa 78002Bexar County
Estimated valuepricier than$197,84220% of homes27% of homes
Price per ft²pricier than$17252% of homes70% of homes
Living areabigger than1,152 ft²26% of homes17% of homes
Lot sizebigger than1.98 ac53% of homes96% of homes
Year builtnewer than198636% of homes46% of homes

About 12840 Vivian Ln

How much is 12840 Vivian Ln, Atascosa, TX worth?

The TopHap Estimate for 12840 Vivian Ln, Atascosa, TX is $197,842 as of Aug 30, 2026. The likely range is $163,429 to $232,255. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12840 Vivian Ln, Atascosa, TX last sell?

12840 Vivian Ln, Atascosa, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 12840 Vivian Ln, Atascosa, TX?

12840 Vivian Ln, Atascosa, TX has 3 bedrooms, 3 bathrooms, 1,152 square feet of living space and a 1.98-acre lot.

When was 12840 Vivian Ln, Atascosa, TX built?

12840 Vivian Ln, Atascosa, TX was built in 1986, making it 40 years old. It is a contemporary home. The building has 2 stories.

What schools serve 12840 Vivian Ln, Atascosa, TX?

12840 Vivian Ln, Atascosa, TX is assigned to Ronald Erwin McNair Middle School (middle), rated C; Elm Creek Elementary School (elementary), rated C+; Southwest High School (high), rated C-. All sit in Southwest Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12840 Vivian Ln, Atascosa, TX compare to other homes in Atascosa 78002?

Among the 4,140 homes in Atascosa 78002, it is worth more than 20% of them ($197,842 against a typical $266,379), its price per square foot is higher than 52% of them ($172 against a typical $169), it is bigger than 26% of them (1,152 ft² against a typical 1,520 ft²), its lot is bigger than 53% of them (1.98 ac against a typical 1.77 ac) and it is newer than 36% of them (1986 against a typical 1997). Measured against all of Bexar County, it is worth more than 27% 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 12840 Vivian Ln, Atascosa, TX?

The 2025 property tax bill for 12840 Vivian Ln, Atascosa, TX was $2,214. The county assessed it at $109,870.

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