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Single Family ResidenceResidential
$4,371,239$523 / 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 87How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jun 23, 2026

517 E MILL ST

ROUND TOP, TX 78954
0
Baths
8,353 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.
6.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
Year BuiltThe year the home was originally built, according to county records.

Valuation

$4.4M
$3.8M low$4.9M high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$4,371,239
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$3,496,991

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$39,445 (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.$3,730,785 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,613,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,150,730
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$3,698,560
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$3,764,330

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.46
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
48
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
98
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
48
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
30
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.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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
CountyFAYETTE
Lot (acres)The size of the land the home sits on, from county records.6.25
HeatingThe type of heating system in the home.Yes
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.Patio · 598 ft²Porch · 552 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
Round Top-Carmine Elementary SchoolA
Elementary · Grades PK–6 · 0.9 mi
M
Round Top-Carmine High SchoolA+
Middle · Grades 7–12 · 5.7 mi

District: Round Top-Carmine Independent School District

Neighborhood · ZIP 78954These 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.133
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.20

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.66%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.1,213
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.16 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$97,543
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,620
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.40 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

517 E Mill 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.

  • Among the most valuable homes in Round Top 78954
  • Costs more per square foot than 95% of homes in Fayette County
  • Among the largest homes in Fayette County
  • Has a bigger lot than 69% of homes in Fayette County
  • Older than 79% of homes in Round Top 78954

What homes are worth in Round Top 78954

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

This home
$273K$3.5M

This home is worth more than almost all homes in Round Top 78954.

How it measures up in Round Top 78954

The dot is this home. The mark in the middle is the typical home in Round Top 78954.

Estimated value$4,371,239
CheaperTypical $1,057,700Pricier

Pricier than almost all homes nearby

Price per ft²$523
CheaperTypical $501Pricier

Pricier than 51% of homes nearby

Living area8,353 ft²
SmallerTypical 2,037 ft²Bigger

Bigger than 96% of homes nearby

Lot size6.25 ac
SmallerTypical 5 acBigger

Bigger than 55% of homes nearby

Year built1996
OlderTypical 2004Newer

Newer than 21% of homes nearby

How 517 E Mill St ranks against every home in each area.
MeasureThis homeRound Top 78954Fayette County
Estimated valuepricier than$4,371,239almost all homesalmost all homes
Price per ft²pricier than$52351% of homes95% of homes
Living areabigger than8,353 ft²96% of homesalmost all homes
Lot sizebigger than6.25 ac55% of homes69% of homes
Year builtnewer than199621% of homes29% of homes

About 517 E Mill St

How much is 517 E Mill St, Round Top, TX worth?

The TopHap Estimate for 517 E Mill St, Round Top, TX is $4,371,239 as of Jun 23, 2026. The likely range is $3,802,977 to $4,939,500. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 517 E Mill St, Round Top, TX last sell?

517 E Mill St, Round Top, TX last sold on May 28, 2021, according to the county's recorded deed.

How big is 517 E Mill St, Round Top, TX?

517 E Mill St, Round Top, TX has 8,353 square feet of living space and a 6.25-acre lot.

When was 517 E Mill St, Round Top, TX built?

517 E Mill St, Round Top, TX was built in 1996, making it 30 years old.

What schools serve 517 E Mill St, Round Top, TX?

517 E Mill St, Round Top, TX is assigned to Round Top-Carmine Elementary School (elementary), rated A; Round Top-Carmine High School (middle), rated A+. All sit in Round Top-Carmine Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 517 E Mill St, Round Top, TX compare to other homes in Round Top 78954?

Among the 611 homes in Round Top 78954, it is worth more than almost all of them ($4,371,239 against a typical $1,057,700), its price per square foot is higher than 51% of them ($523 against a typical $501), it is bigger than 96% of them (8,353 ft² against a typical 2,037 ft²), its lot is bigger than 55% of them (6.25 ac against a typical 5 ac) and it is newer than 21% of them (1996 against a typical 2004). Measured against all of Fayette County, it is worth more than almost all 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 517 E Mill St, Round Top, TX?

The 2025 property tax bill for 517 E Mill St, Round Top, TX was $39,445. The county assessed it at $3,730,785.

Closest homes

More homes in Round Top 78954

Assigned schools

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