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Rural ResidenceResidential
$352,364$235 / 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 60How 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

512 E KROLL

HARPER, TX 78631
1
Baths
1,500 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.
9.91 ac
Lot SizeThe size of the land the home sits on, from county records.
2022
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$352K
$210K low$495K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,491 (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.$382,260 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$138,050
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$244,210
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$378,850
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$382,260

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.51
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
82
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
90
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
39
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
37
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.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%

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
CountyGILLESPIE
Lot (acres)The size of the land the home sits on, from county records.9.91
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Central
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.Shed · 276 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
Harper Elementary SchoolA+
Elementary · Grades PK–4 · 1.9 mi
H
Harper High SchoolB
High · Grades 9–12 · 2.0 mi
M
Harper Middle SchoolB
Middle · Grades 5–8 · 2.0 mi

District: Harper Independent School District

Neighborhood · ZIP 78631These 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.140
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.16

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.75%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.2,672
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.$74,116
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$100,317
Average tempThe average temperature here across a full year.65°F
Annual precipHow much rain and melted snow falls here in a typical year.30 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.65%

Owner Tools

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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

512 E Kroll 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 88% of homes in Gillespie County
  • Costs less per square foot than 86% of homes in Gillespie County
  • Smaller than 65% of homes in Gillespie County
  • Has a bigger lot than 96% of homes in Gillespie County
  • Newer than 95% of homes in Harper 78631

What homes are worth in Harper 78631

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

This home
$193K$967K

This home is worth more than 37% of homes in Harper 78631.

How it measures up in Harper 78631

The dot is this home. The mark in the middle is the typical home in Harper 78631.

Estimated value$352,364
CheaperTypical $399,409Pricier

Pricier than 37% of homes nearby

Price per ft²$235
CheaperTypical $243Pricier

Pricier than 45% of homes nearby

Living area1,500 ft²
SmallerTypical 1,665 ft²Bigger

Bigger than 41% of homes nearby

Lot size9.91 ac
SmallerTypical 1 acBigger

Bigger than 87% of homes nearby

Year built2022
OlderTypical 2002Newer

Newer than 95% of homes nearby

How 512 E Kroll ranks against every home in each area.
MeasureThis homeHarper 78631Gillespie County
Estimated valuepricier than$352,36437% of homes12% of homes
Price per ft²pricier than$23545% of homes14% of homes
Living areabigger than1,500 ft²41% of homes35% of homes
Lot sizebigger than9.91 ac87% of homes96% of homes
Year builtnewer than202295% of homes93% of homes

About 512 E Kroll

How much is 512 E Kroll, Harper, TX worth?

The TopHap Estimate for 512 E Kroll, Harper, TX is $352,364 as of Sep 24, 2026. The likely range is $209,974 to $494,754. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 512 E Kroll, Harper, TX last sell?

512 E Kroll, Harper, TX last sold on Mar 8, 2019, according to the county's recorded deed.

How big is 512 E Kroll, Harper, TX?

512 E Kroll, Harper, TX has 1 bathrooms, 1,500 square feet of living space and a 9.91-acre lot.

When was 512 E Kroll, Harper, TX built?

512 E Kroll, Harper, TX was built in 2022, making it 4 years old.

What schools serve 512 E Kroll, Harper, TX?

512 E Kroll, Harper, TX is assigned to Harper Elementary School (elementary), rated A+; Harper High School (high), rated B; Harper Middle School (middle), rated B. All sit in Harper Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 512 E Kroll, Harper, TX compare to other homes in Harper 78631?

Among the 1,608 homes in Harper 78631, it is worth more than 37% of them ($352,364 against a typical $399,409), its price per square foot is higher than 45% of them ($235 against a typical $243), it is bigger than 41% of them (1,500 ft² against a typical 1,665 ft²), its lot is bigger than 87% of them (9.91 ac against a typical 1 ac) and it is newer than 95% of them (2022 against a typical 2002). Measured against all of Gillespie County, it is worth more than 12% 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 512 E Kroll, Harper, TX?

The 2026 property tax bill for 512 E Kroll, Harper, TX was $3,491. The county assessed it at $382,260.

More homes on E Kroll

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More homes in Harper 78631

Assigned schools

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