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Single Family ResidenceResidential
$260,318$163 / 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 Sep 24, 2026
Last sold for $154,700 on Jan 19, 2018

23203 FLAT RIVER DR

ELMENDORF, TX 78112
3
Beds
2
Baths
1,600 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.
0.47 ac
Lot SizeThe size of the land the home sits on, from county records.
2013
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$260K
$244K low$277K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$154,700 · Jan 19, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,794 (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.$253,250 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$65,510
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$187,740
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$246,460
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$253,250

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBEXAR
Lot (acres)The size of the land the home sits on, from county records.0.47
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
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 · 100 ft²

Transaction History(4)

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
Freedom Elementary SchoolC+
Elementary · Grades 1–5 · 3.2 mi
M
Matthey Middle SchoolC-
Middle · Grades 6–8 · 3.6 mi
H
Southside High SchoolD
High · Grades 9–12 · 5.9 mi

District: Southside Independent School District

Neighborhood · ZIP 78112These 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.80
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.37

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.7.0%
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.10,182
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.$52,595
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$78,210
Average tempThe average temperature here across a full year.70°F
Annual precipHow much rain and melted snow falls here in a typical year.31 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

23203 Flat River 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 70% of homes in Elmendorf 78112
  • Costs more per square foot than 65% of homes in Elmendorf 78112
  • Has a bigger lot than 90% of homes in Bexar County
  • Newer than 79% of homes in Bexar County

What homes are worth in Elmendorf 78112

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

This home
$108K$463K

This home is worth more than 70% of homes in Elmendorf 78112.

How it measures up in Elmendorf 78112

The dot is this home. The mark in the middle is the typical home in Elmendorf 78112.

Estimated value$260,318
CheaperTypical $217,997Pricier

Pricier than 70% of homes nearby

Price per ft²$163
CheaperTypical $150Pricier

Pricier than 65% of homes nearby

Living area1,600 ft²
SmallerTypical 1,459 ft²Bigger

Bigger than 59% of homes nearby

Lot size0.47 ac
SmallerTypical 0.49 acBigger

Bigger than 44% of homes nearby

Year built2013
OlderTypical 2003Newer

Newer than 65% of homes nearby

How 23203 Flat River Dr ranks against every home in each area.
MeasureThis homeElmendorf 78112Bexar County
Estimated valuepricier than$260,31870% of homes51% of homes
Price per ft²pricier than$16365% of homes61% of homes
Living areabigger than1,600 ft²59% of homes44% of homes
Lot sizebigger than0.47 ac44% of homes90% of homes
Year builtnewer than201365% of homes79% of homes

About 23203 Flat River Dr

How much is 23203 Flat River Dr, Elmendorf, TX worth?

The TopHap Estimate for 23203 Flat River Dr, Elmendorf, TX is $260,318 as of Sep 24, 2026. The likely range is $243,666 to $276,970. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 23203 Flat River Dr, Elmendorf, TX last sell?

23203 Flat River Dr, Elmendorf, TX last sold on Jan 19, 2018 for $154,700, according to the county's recorded deed.

How big is 23203 Flat River Dr, Elmendorf, TX?

23203 Flat River Dr, Elmendorf, TX has 3 bedrooms, 2 bathrooms, 1,600 square feet of living space and a 0.47-acre lot.

When was 23203 Flat River Dr, Elmendorf, TX built?

23203 Flat River Dr, Elmendorf, TX was built in 2013, making it 13 years old. The building has 1 story.

What schools serve 23203 Flat River Dr, Elmendorf, TX?

23203 Flat River Dr, Elmendorf, TX is assigned to Freedom Elementary School (elementary), rated C+; Matthey Middle School (middle), rated C-; Southside High School (high), rated D. All sit in Southside Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 23203 Flat River Dr, Elmendorf, TX compare to other homes in Elmendorf 78112?

Among the 5,024 homes in Elmendorf 78112, it is worth more than 70% of them ($260,318 against a typical $217,997), its price per square foot is higher than 65% of them ($163 against a typical $150), it is bigger than 59% of them (1,600 ft² against a typical 1,459 ft²), its lot is bigger than 44% of them (0.47 ac against a typical 0.49 ac) and it is newer than 65% of them (2013 against a typical 2003). Measured against all of Bexar County, it is worth more than 51% 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 23203 Flat River Dr, Elmendorf, TX?

The 2025 property tax bill for 23203 Flat River Dr, Elmendorf, TX was $3,794. The county assessed it at $253,250.

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