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Single Family ResidenceResidential
$429,211$248 / 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 96How 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

13117 GREEN RIVER TRL

AUSTIN, TX 78729
3 / 1
Baths
1,730 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.
1986
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

$429K
$414K low$445K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,685 (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.$459,110 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$96,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$362,610
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$459,110
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$459,110

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWilliamson
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2000
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
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
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 · 221 ft²Porch · 28 ft²

Transaction History(2)

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
Jollyville Elementary SchoolA-
Elementary · Grades PK–5 · 0.2 mi
H
McNeil High SchoolA-
High · Grades 9–12 · 1.1 mi
M
Deerpark Middle SchoolC
Middle · Grades 6–8 · 1.4 mi

District: Round Rock Independent School District

Neighborhood · ZIP 78729These 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.122
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.36,739
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,503 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$87,906
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$111,381
Average tempThe average temperature here across a full year.67°F
Annual precipHow much rain and melted snow falls here in a typical year.35 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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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

13117 Green River Trl 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 78% of homes in Milwood
  • Costs more per square foot than 84% of homes in Williamson County
  • Smaller than 70% of homes in Williamson County
  • Older than 84% of homes in Williamson County

What homes are worth in Austin 78729

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

This home
$251K$665K

This home is worth more than 37% of homes in Austin 78729.

How it measures up in Austin 78729

The dot is this home. The mark in the middle is the typical home in Austin 78729.

Estimated value$429,211
CheaperTypical $461,467Pricier

Pricier than 37% of homes nearby

Price per ft²$248
CheaperTypical $235Pricier

Pricier than 65% of homes nearby

Living area1,730 ft²
SmallerTypical 1,919 ft²Bigger

Bigger than 36% of homes nearby

Year built1986
OlderTypical 1988Newer

Newer than 46% of homes nearby

How 13117 Green River Trl ranks against every home in each area.
MeasureThis homeMilwoodAustin 78729Williamson County
Estimated valuepricier than$429,21122% of homes37% of homes52% of homes
Price per ft²pricier than$24837% of homes65% of homes84% of homes
Living areabigger than1,730 ft²48% of homes36% of homes30% of homes
Year builtnewer than198664% of homes46% of homes16% of homes

About 13117 Green River Trl

How much is 13117 Green River Trl, Austin, TX worth?

The TopHap Estimate for 13117 Green River Trl, Austin, TX is $429,211 as of Jul 14, 2026. The likely range is $413,648 to $444,774. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 13117 Green River Trl, Austin, TX last sell?

13117 Green River Trl, Austin, TX last sold on Jul 16, 2021, according to the county's recorded deed.

How big is 13117 Green River Trl, Austin, TX?

13117 Green River Trl, Austin, TX has 3 bathrooms and 1,730 square feet of living space.

When was 13117 Green River Trl, Austin, TX built?

13117 Green River Trl, Austin, TX was built in 1986, making it 40 years old. The building has 2 stories.

What schools serve 13117 Green River Trl, Austin, TX?

13117 Green River Trl, Austin, TX is assigned to Jollyville Elementary School (elementary), rated A-; McNeil High School (high), rated A-; Deerpark Middle School (middle), rated C. All sit in Round Rock Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 13117 Green River Trl, Austin, TX compare to other homes in Austin 78729?

Among the 7,238 homes in Austin 78729, it is worth more than 37% of them ($429,211 against a typical $461,467), its price per square foot is higher than 65% of them ($248 against a typical $235), it is bigger than 36% of them (1,730 ft² against a typical 1,919 ft²) and it is newer than 46% of them (1986 against a typical 1988). Measured against all of Williamson County, it is worth more than 52% 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 13117 Green River Trl, Austin, TX?

The 2025 property tax bill for 13117 Green River Trl, Austin, TX was $5,685. The county assessed it at $459,110.

More homes on Green River Trl

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