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Rural ResidenceResidential
$125,190$100 / 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 78How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

FM 81

TX
0
Baths
1,250 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.
141.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.

Valuation

$125K
$97K low$153K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$73 (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.$7,178 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$7,461
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$663,000

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.47
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
63
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
96
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
44
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
35
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Rural Residence
CountyKarnes
Lot (acres)The size of the land the home sits on, from county records.141.50

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

E
Runge Elementary SchoolD-
Elementary · Grades PK–6 · 4.7 mi
M
Runge High SchoolC-
Middle · Grades 7–12 · 4.7 mi

District: Runge Independent School District

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

Fm 81 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 75% of homes in Karnes County
  • Has a bigger lot than 92% of homes in Karnes County
  • Older than 97% of homes in Karnes County

How it measures up in Karnes County

The dot is this home. The mark in the middle is the typical home in Karnes County.

Estimated value$125,190
CheaperTypical $207,031Pricier

Pricier than 25% of homes nearby

Price per ft²$100
CheaperTypical $125Pricier

Pricier than 36% of homes nearby

Living area1,250 ft²
SmallerTypical 1,430 ft²Bigger

Bigger than 41% of homes nearby

Lot size141.5 ac
SmallerTypical 3.83 acBigger

Bigger than 92% of homes nearby

Year built1920
OlderTypical 1972Newer

Newer than 3% of homes nearby

How Fm 81 ranks against every home in each area.
MeasureThis homeKarnes County
Estimated valuepricier than$125,19025% of homes
Price per ft²pricier than$10036% of homes
Living areabigger than1,250 ft²41% of homes
Lot sizebigger than141.5 ac92% of homes
Year builtnewer than19203% of homes

About Fm 81

How much is Fm 81, , TX worth?

The TopHap Estimate for Fm 81, , TX is $125,190 as of Jul 14, 2026. The likely range is $97,059 to $153,321. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did Fm 81, , TX last sell?

Fm 81, , TX last sold on Sep 13, 2005, according to the county's recorded deed.

How big is Fm 81, , TX?

Fm 81, , TX has 1,250 square feet of living space and a 141.50-acre lot.

When was Fm 81, , TX built?

Fm 81, , TX was built in 1920, making it 106 years old.

What schools serve Fm 81, , TX?

Fm 81, , TX is assigned to Runge Elementary School (elementary), rated D-; Runge High School (middle), rated C-. All sit in Runge Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does Fm 81, , TX compare to other homes in Karnes County?

Among the 10,049 homes in Karnes County, it is worth more than 25% of them ($125,190 against a typical $207,031), its price per square foot is higher than 36% of them ($100 against a typical $125), it is bigger than 41% of them (1,250 ft² against a typical 1,430 ft²), its lot is bigger than 92% of them (141.5 ac against a typical 3.83 ac) and it is newer than 3% of them (1920 against a typical 1972). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on Fm 81, , TX?

The 2025 property tax bill for Fm 81, , TX was $73. The county assessed it at $7,178.

Closest homes

Assigned schools

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