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Single Family ResidenceResidential
$158,097$220 / 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 94How 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

311 ALAMOSA AVE

SAN ANTONIO, TX 78210
2
Beds
1
Baths
720 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.
1,703 ft²
Lot SizeThe size of the land the home sits on, from county records.
1935
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

$158K
$148K low$168K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,149 (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.$170,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$117,390
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$52,610
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$177,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$170,000

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.9 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
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.1986
Lot (acres)The size of the land the home sits on, from county records.0.04
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Floor/Wall Furnace
CoolingThe type of cooling or air conditioning in the home.Yes
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 · 91 ft²

Transaction History(5)

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
Robert B Green Elementary SchoolB
Elementary · Grades PK–5 · 0.2 mi
H
Brackenridge High SchoolC
High · Grades 9–12 · 0.6 mi
M
Poe Middle School
Middle · Grades 6–8 · 1.6 mi

District: San Antonio Independent School District

Neighborhood · ZIP 78210These 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.139
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.35

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.85%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.8.3%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.25%
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.37,187
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,909 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$44,102
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$56,244
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

311 Alamosa Ave 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 86% of homes in Bexar County
  • Costs more per square foot than 91% of homes in Bexar County
  • Smaller than 98% of homes in Bexar County
  • Among the smallest lots in Bexar County
  • Older than 96% of homes in Bexar County

What homes are worth in San Antonio 78210

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

This home
$91K$722K

This home is worth more than 30% of homes in San Antonio 78210.

How it measures up in San Antonio 78210

The dot is this home. The mark in the middle is the typical home in San Antonio 78210.

Estimated value$158,097
CheaperTypical $189,793Pricier

Pricier than 30% of homes nearby

Price per ft²$220
CheaperTypical $149Pricier

Pricier than 85% of homes nearby

Living area720 ft²
SmallerTypical 1,267 ft²Bigger

Bigger than 5% of homes nearby

Lot size1,703 ft²
SmallerTypical 0.16 acBigger

Smaller than almost all homes nearby

Year built1935
OlderTypical 1940Newer

Newer than 45% of homes nearby

How 311 Alamosa Ave ranks against every home in each area.
MeasureThis homeRoosevelt ParkSan Antonio 78210Bexar County
Estimated valuepricier than$158,09728% of homes30% of homes14% of homes
Price per ft²pricier than$22075% of homes85% of homes91% of homes
Living areabigger than720 ft²8% of homes5% of homes2% of homes
Lot sizebigger than1,703 ft²almost no homesalmost no homesalmost no homes
Year builtnewer than193561% of homes45% of homes4% of homes

About 311 Alamosa Ave

How much is 311 Alamosa Ave, San Antonio, TX worth?

The TopHap Estimate for 311 Alamosa Ave, San Antonio, TX is $158,097 as of Aug 30, 2026. The likely range is $148,476 to $167,718. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 311 Alamosa Ave, San Antonio, TX last sell?

311 Alamosa Ave, San Antonio, TX last sold on Dec 4, 2024, according to the county's recorded deed.

How big is 311 Alamosa Ave, San Antonio, TX?

311 Alamosa Ave, San Antonio, TX has 2 bedrooms, 1 bathrooms, 720 square feet of living space and a 0.04-acre lot.

When was 311 Alamosa Ave, San Antonio, TX built?

311 Alamosa Ave, San Antonio, TX was built in 1935, making it 91 years old. The building has 1 story.

What schools serve 311 Alamosa Ave, San Antonio, TX?

311 Alamosa Ave, San Antonio, TX is assigned to Robert B Green Elementary School (elementary), rated B; Brackenridge High School (high), rated C; Poe Middle School (middle). All sit in San Antonio Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 311 Alamosa Ave, San Antonio, TX compare to other homes in San Antonio 78210?

Among the 11,723 homes in San Antonio 78210, it is worth more than 30% of them ($158,097 against a typical $189,793), its price per square foot is higher than 85% of them ($220 against a typical $149), it is bigger than 5% of them (720 ft² against a typical 1,267 ft²), its lot is bigger than almost none of them (1,703 ft² against a typical 0.16 ac) and it is newer than 45% of them (1935 against a typical 1940). Measured against all of Bexar County, it is worth more than 14% 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 311 Alamosa Ave, San Antonio, TX?

The 2025 property tax bill for 311 Alamosa Ave, San Antonio, TX was $4,149. The county assessed it at $170,000.

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