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Single Family ResidenceResidential
$172,458$109 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

531 FAIRMONT ST

PORT LAVACA, TX 77979
2
Baths
1,578 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1961
Year BuiltThe year the home was originally built, according to county records.

Valuation

$172K
$164K low$181K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,083 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$185,610 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$16,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$169,610
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$180,750
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$185,610

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.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.45%
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
CountyCALHOUN
Lot (acres)The size of the land the home sits on, from county records.0.25
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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 · 388 ft²Porch · 76 ft²

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

E
Harrison/Jefferson/Madison Elementary SchoolA-
Elementary · Grades PK–5 · 1.0 mi
H
Calhoun High SchoolC
High · Grades 9–12 · 1.1 mi
M
Travis Middle SchoolC-
Middle · Grades 6–8 · 1.2 mi

District: Calhoun County Independent School District

Neighborhood · ZIP 77979These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

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.80%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.8.8%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.6%
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.18,332
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.33 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$68,191
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,965
Average tempThe average temperature here across a full year.71°F
Annual precipHow much rain and melted snow falls here in a typical year.44 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

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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

531 Fairmont St 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 65% of homes in Calhoun County
  • Costs less per square foot than 77% of homes in Calhoun County
  • Bigger than 67% of homes in Calhoun County
  • Older than 79% of homes in Calhoun County

What homes are worth in Port Lavaca 77979

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

This home
$61K$610K

This home is worth more than 40% of homes in Port Lavaca 77979.

How it measures up in Port Lavaca 77979

The dot is this home. The mark in the middle is the typical home in Port Lavaca 77979.

Estimated value$172,458
CheaperTypical $194,849Pricier

Pricier than 40% of homes nearby

Price per ft²$109
CheaperTypical $134Pricier

Pricier than 29% of homes nearby

Living area1,578 ft²
SmallerTypical 1,328 ft²Bigger

Bigger than 63% of homes nearby

Lot size0.25 ac
SmallerTypical 0.26 acBigger

Bigger than 49% of homes nearby

Year built1961
OlderTypical 1980Newer

Newer than 26% of homes nearby

How 531 Fairmont St ranks against every home in each area.
MeasureThis homePort Lavaca 77979Calhoun County
Estimated valuepricier than$172,45840% of homes35% of homes
Price per ft²pricier than$10929% of homes23% of homes
Living areabigger than1,578 ft²63% of homes67% of homes
Lot sizebigger than0.25 ac49% of homes49% of homes
Year builtnewer than196126% of homes21% of homes

About 531 Fairmont St

How much is 531 Fairmont St, Port Lavaca, TX worth?

The TopHap Estimate for 531 Fairmont St, Port Lavaca, TX is $172,458 as of Oct 21, 2026. The likely range is $163,899 to $181,017. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 531 Fairmont St, Port Lavaca, TX last sell?

531 Fairmont St, Port Lavaca, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 531 Fairmont St, Port Lavaca, TX?

531 Fairmont St, Port Lavaca, TX has 2 bathrooms, 1,578 square feet of living space and a 0.25-acre lot.

When was 531 Fairmont St, Port Lavaca, TX built?

531 Fairmont St, Port Lavaca, TX was built in 1961, making it 65 years old.

What schools serve 531 Fairmont St, Port Lavaca, TX?

531 Fairmont St, Port Lavaca, TX is assigned to Harrison/Jefferson/Madison Elementary School (elementary), rated A-; Calhoun High School (high), rated C; Travis Middle School (middle), rated C-. All sit in Calhoun County Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 531 Fairmont St, Port Lavaca, TX compare to other homes in Port Lavaca 77979?

Among the 8,304 homes in Port Lavaca 77979, it is worth more than 40% of them ($172,458 against a typical $194,849), its price per square foot is higher than 29% of them ($109 against a typical $134), it is bigger than 63% of them (1,578 ft² against a typical 1,328 ft²), its lot is bigger than 49% of them (0.25 ac against a typical 0.26 ac) and it is newer than 26% of them (1961 against a typical 1980). Measured against all of Calhoun County, it is worth more than 35% 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 531 Fairmont St, Port Lavaca, TX?

The 2026 property tax bill for 531 Fairmont St, Port Lavaca, TX was $4,083. The county assessed it at $185,610.

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