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Single Family ResidenceResidential
$189,066$93 / 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 68How 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

503 FM 339

MART, TX 76664
2
Baths
2,035 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.
0.75 ac
Lot SizeThe size of the land the home sits on, from county records.
1951
Year BuiltThe year the home was originally built, according to county records.

Valuation

$189K
$129K low$249K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$192 (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.$36,263 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$21,775
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$14,488
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$32,520
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$36,263

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.57
56
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
58
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
93
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
55
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
27
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.20 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
CountyLIMESTONE
Lot (acres)The size of the land the home sits on, from county records.0.75
RoofThe main material covering the roof, such as asphalt shingle or tile.Galvanized
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 · 308 ft²

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

E
Mart Elementary SchoolB-
Elementary · Grades PK–6 · 5.6 mi
M
Mart High SchoolC+
Middle · Grades 7–12 · 5.7 mi

District: Mart Independent School District

Neighborhood · ZIP 76664These 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.111
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.136
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.21

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.84%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.3,687
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.31 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,603
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$75,592
Average tempThe average temperature here across a full year.66°F
Annual precipHow much rain and melted snow falls here in a typical year.38 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.59%

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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

503 Fm 339 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 65% of homes in Mart 76664
  • Costs less per square foot than 70% of homes in Limestone County
  • Bigger than 79% of homes in Limestone County
  • Older than 92% of homes in Limestone County

What homes are worth in Mart 76664

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

This home
$37K$659K

This home is worth more than 65% of homes in Mart 76664.

How it measures up in Mart 76664

The dot is this home. The mark in the middle is the typical home in Mart 76664.

Estimated value$189,066
CheaperTypical $136,843Pricier

Pricier than 65% of homes nearby

Price per ft²$93
CheaperTypical $90Pricier

Pricier than 52% of homes nearby

Living area2,035 ft²
SmallerTypical 1,504 ft²Bigger

Bigger than 77% of homes nearby

Lot size0.75 ac
SmallerTypical 0.45 acBigger

Bigger than 60% of homes nearby

Year built1951
OlderTypical 1972Newer

Newer than 34% of homes nearby

How 503 Fm 339 ranks against every home in each area.
MeasureThis homeMart 76664Limestone County
Estimated valuepricier than$189,06665% of homes47% of homes
Price per ft²pricier than$9352% of homes30% of homes
Living areabigger than2,035 ft²77% of homes79% of homes
Lot sizebigger than0.75 ac60% of homes52% of homes
Year builtnewer than195134% of homes8% of homes

About 503 Fm 339

How much is 503 Fm 339, Mart, TX worth?

The TopHap Estimate for 503 Fm 339, Mart, TX is $189,066 as of Oct 21, 2026. The likely range is $128,990 to $249,141. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 503 Fm 339, Mart, TX last sell?

503 Fm 339, Mart, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 503 Fm 339, Mart, TX?

503 Fm 339, Mart, TX has 2 bathrooms, 2,035 square feet of living space and a 0.75-acre lot.

When was 503 Fm 339, Mart, TX built?

503 Fm 339, Mart, TX was built in 1951, making it 75 years old.

What schools serve 503 Fm 339, Mart, TX?

503 Fm 339, Mart, TX is assigned to Mart Elementary School (elementary), rated B-; Mart High School (middle), rated C+. All sit in Mart Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 503 Fm 339, Mart, TX compare to other homes in Mart 76664?

Among the 1,507 homes in Mart 76664, it is worth more than 65% of them ($189,066 against a typical $136,843), its price per square foot is higher than 52% of them ($93 against a typical $90), it is bigger than 77% of them (2,035 ft² against a typical 1,504 ft²), its lot is bigger than 60% of them (0.75 ac against a typical 0.45 ac) and it is newer than 34% of them (1951 against a typical 1972). Measured against all of Limestone County, it is worth more than 47% 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 503 Fm 339, Mart, TX?

The 2025 property tax bill for 503 Fm 339, Mart, TX was $192. The county assessed it at $36,263.

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