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Single Family ResidenceResidential
$596,306$177 / 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 93How 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
Last sold for $605,150 on Sep 27, 2023

28139 ROUND MOON LN

KATY, TX 77494
4
Beds
3.5
Baths
3,377 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.
2017
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$596K
$556K low$637K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$605,150 · Sep 27, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,459 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$588,245 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$114,660
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$473,585
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$592,241
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$588,245

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyFORT BEND
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
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 372 ft²Porch · 218 ft²

Transaction History(3)

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
Robert & Felice Bryant Elementary SchoolA-
Elementary · Grades PK–5 · 1.5 mi
H
Katy High SchoolA-
High · Grades 9–12 · 1.8 mi
M
Woodcreek Junior High SchoolA+
Middle · Grades 6–8 · 1.9 mi

District: Katy Independent School District

Neighborhood · ZIP 77494These 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.53
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.22

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.41%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.159,646
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,829 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$142,224
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$165,001
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.46 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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

28139 Round Moon Ln 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 82% of homes in Fort Bend County
  • Costs more per square foot than 67% of homes in Fort Bend County
  • Bigger than 80% of homes in Fort Bend County
  • Has a bigger lot than 80% of homes in Katy 77494
  • Newer than 85% of homes in Katy 77494

What homes are worth in Katy 77494

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

This home
$289K$1.2M

This home is worth more than 67% of homes in Katy 77494.

How it measures up in Katy 77494

The dot is this home. The mark in the middle is the typical home in Katy 77494.

Estimated value$596,306
CheaperTypical $505,367Pricier

Pricier than 67% of homes nearby

Price per ft²$177
CheaperTypical $178Pricier

Pricier than 48% of homes nearby

Living area3,377 ft²
SmallerTypical 2,926 ft²Bigger

Bigger than 67% of homes nearby

Lot size0.25 ac
SmallerTypical 0.19 acBigger

Bigger than 80% of homes nearby

Year built2017
OlderTypical 2010Newer

Newer than 85% of homes nearby

How 28139 Round Moon Ln ranks against every home in each area.
MeasureThis homeKaty 77494Fort Bend County
Estimated valuepricier than$596,30667% of homes82% of homes
Price per ft²pricier than$17748% of homes67% of homes
Living areabigger than3,377 ft²67% of homes80% of homes
Lot sizebigger than0.25 ac80% of homes80% of homes
Year builtnewer than201785% of homes80% of homes

About 28139 Round Moon Ln

How much is 28139 Round Moon Ln, Katy, TX worth?

The TopHap Estimate for 28139 Round Moon Ln, Katy, TX is $596,306 as of Sep 24, 2026. The likely range is $555,806 to $636,806. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 28139 Round Moon Ln, Katy, TX last sell?

28139 Round Moon Ln, Katy, TX last sold on Sep 27, 2023 for $605,150, according to the county's recorded deed.

How big is 28139 Round Moon Ln, Katy, TX?

28139 Round Moon Ln, Katy, TX has 4 bedrooms, 3.5 bathrooms, 3,377 square feet of living space and a 0.25-acre lot.

When was 28139 Round Moon Ln, Katy, TX built?

28139 Round Moon Ln, Katy, TX was built in 2017, making it 9 years old. The building has 2 stories.

What schools serve 28139 Round Moon Ln, Katy, TX?

28139 Round Moon Ln, Katy, TX is assigned to Robert & Felice Bryant Elementary School (elementary), rated A-; Katy High School (high), rated A-; Woodcreek Junior High School (middle), rated A+. All sit in Katy Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 28139 Round Moon Ln, Katy, TX compare to other homes in Katy 77494?

Among the 38,616 homes in Katy 77494, it is worth more than 67% of them ($596,306 against a typical $505,367), its price per square foot is higher than 48% of them ($177 against a typical $178), it is bigger than 67% of them (3,377 ft² against a typical 2,926 ft²), its lot is bigger than 80% of them (0.25 ac against a typical 0.19 ac) and it is newer than 85% of them (2017 against a typical 2010). Measured against all of Fort Bend County, it is worth more than 82% 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 28139 Round Moon Ln, Katy, TX?

The 2024 property tax bill for 28139 Round Moon Ln, Katy, TX was $15,459. The county assessed it at $588,245.

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