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Single Family ResidenceResidential
$126,638$46 / 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 74How 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

309 AVENUE B

HART, TX 79043
0
Baths
2,740 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.
0.32 ac
Lot SizeThe size of the land the home sits on, from county records.
1
StoriesHow many floors the home has above ground.

Valuation

$127K
$94K low$159K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,414 (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.$61,910 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$57,910
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$57,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$61,910

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCastro
Lot (acres)The size of the land the home sits on, from county records.0.32
HeatingThe type of heating system 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.Porch · 96 ft²

Transaction History(1)

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
Hart Independent School DistrictC+
Elementary · Grades PK–12 · 0.4 mi

District: Hart Independent School District

Neighborhood · ZIP 79043These 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.127
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.72
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.23

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.79%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.6.8%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.21%
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.1,067
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$51,612
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$67,009
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.19 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.71%

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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

309 Avenue B 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 87% of homes in Hart 79043
  • Costs less per square foot than 82% of homes in Hart 79043
  • Bigger than 67% of homes in Hart 79043
  • Has a bigger lot than 76% of homes in Hart 79043

What homes are worth in Hart 79043

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

This home
$115K$410K

This home is worth more than 13% of homes in Hart 79043.

How it measures up in Hart 79043

The dot is this home. The mark in the middle is the typical home in Hart 79043.

Estimated value$126,638
CheaperTypical $144,852Pricier

Pricier than 13% of homes nearby

Price per ft²$46
CheaperTypical $62Pricier

Pricier than 18% of homes nearby

Living area2,740 ft²
SmallerTypical 2,264 ft²Bigger

Bigger than 67% of homes nearby

Lot size0.32 ac
SmallerTypical 0.32 acBigger

Bigger than 76% of homes nearby

How 309 Avenue B ranks against every home in each area.
MeasureThis homeHart 79043Castro County
Estimated valuepricier than$126,63813% of homes46% of homes
Price per ft²pricier than$4618% of homes29% of homes
Living areabigger than2,740 ft²67% of homes63% of homes
Lot sizebigger than0.32 ac76% of homes66% of homes

About 309 Avenue B

How much is 309 Avenue B, Hart, TX worth?

The TopHap Estimate for 309 Avenue B, Hart, TX is $126,638 as of Aug 30, 2026. The likely range is $94,264 to $159,012. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 Avenue B, Hart, TX last sell?

309 Avenue B, Hart, TX last sold on Aug 24, 2017, according to the county's recorded deed.

How big is 309 Avenue B, Hart, TX?

309 Avenue B, Hart, TX has 2,740 square feet of living space and a 0.32-acre lot.

What schools serve 309 Avenue B, Hart, TX?

309 Avenue B, Hart, TX is assigned to Hart Independent School District (elementary), rated C+. All sit in Hart Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 Avenue B, Hart, TX compare to other homes in Hart 79043?

Among the 404 homes in Hart 79043, it is worth more than 13% of them ($126,638 against a typical $144,852), its price per square foot is higher than 18% of them ($46 against a typical $62), it is bigger than 67% of them (2,740 ft² against a typical 2,264 ft²) and its lot is bigger than 76% of them (0.32 ac against a typical 0.32 ac). Measured against all of Castro County, it is worth more than 46% 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 309 Avenue B, Hart, TX?

The 2025 property tax bill for 309 Avenue B, Hart, TX was $1,414. The county assessed it at $61,910.

More homes on Avenue B

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