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Single Family ResidenceResidential
$866,370$295 / 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

399 RUNNING BIRD RD

AUSTIN, TX 78737
4
Beds
3
Baths
2,940 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.
2022
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$866K
$809K low$924K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$19,080 (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.$814,664 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$207,980
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$606,684
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$837,710
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$814,664

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyHays
Lot (acres)The size of the land the home sits on, from county records.0.25
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Mixed
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 128 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
Cypress Springs Elementary SchoolA+
Elementary · Grades PK–5 · 1.4 mi
M
Sycamore Springs Middle SchoolA
Middle · Grades 6–8 · 1.8 mi
H
Dripping Springs High SchoolB
High · Grades 9–12 · 7.5 mi

District: Dripping Springs Independent School District

Neighborhood · ZIP 78737These 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.17
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

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.42%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.27,432
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.724 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$157,053
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$189,234
Average tempThe average temperature here across a full year.67°F
Annual precipHow much rain and melted snow falls here in a typical year.36 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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

399 Running Bird Rd 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 89% of homes in Hays County
  • Costs more per square foot than 83% of homes in Hays County
  • Bigger than 86% of homes in Hays County
  • Has a smaller lot than 84% of homes in Austin 78737
  • Newer than 98% of homes in Austin 78737

What homes are worth in Austin 78737

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

This home
$479K$1.7M

This home is worth more than 61% of homes in Austin 78737.

How it measures up in Austin 78737

The dot is this home. The mark in the middle is the typical home in Austin 78737.

Estimated value$866,370
CheaperTypical $797,219Pricier

Pricier than 61% of homes nearby

Price per ft²$295
CheaperTypical $278Pricier

Pricier than 59% of homes nearby

Living area2,940 ft²
SmallerTypical 2,890 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.25 ac
SmallerTypical 0.88 acBigger

Bigger than 16% of homes nearby

Year built2022
OlderTypical 2009Newer

Newer than 98% of homes nearby

How 399 Running Bird Rd ranks against every home in each area.
MeasureThis homeAustin 78737Hays County
Estimated valuepricier than$866,37061% of homes89% of homes
Price per ft²pricier than$29559% of homes83% of homes
Living areabigger than2,940 ft²52% of homes86% of homes
Lot sizebigger than0.25 ac16% of homes46% of homes
Year builtnewer than202298% of homes89% of homes

About 399 Running Bird Rd

How much is 399 Running Bird Rd, Austin, TX worth?

The TopHap Estimate for 399 Running Bird Rd, Austin, TX is $866,370 as of Sep 24, 2026. The likely range is $808,904 to $923,836. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 399 Running Bird Rd, Austin, TX last sell?

399 Running Bird Rd, Austin, TX last sold on Sep 1, 2022, according to the county's recorded deed.

How big is 399 Running Bird Rd, Austin, TX?

399 Running Bird Rd, Austin, TX has 4 bedrooms, 3 bathrooms, 2,940 square feet of living space and a 0.25-acre lot.

When was 399 Running Bird Rd, Austin, TX built?

399 Running Bird Rd, Austin, TX was built in 2022, making it 4 years old. The building has 1 story.

What schools serve 399 Running Bird Rd, Austin, TX?

399 Running Bird Rd, Austin, TX is assigned to Cypress Springs Elementary School (elementary), rated A+; Sycamore Springs Middle School (middle), rated A; Dripping Springs High School (high), rated B. All sit in Dripping Springs Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 399 Running Bird Rd, Austin, TX compare to other homes in Austin 78737?

Among the 8,269 homes in Austin 78737, it is worth more than 61% of them ($866,370 against a typical $797,219), its price per square foot is higher than 59% of them ($295 against a typical $278), it is bigger than 52% of them (2,940 ft² against a typical 2,890 ft²), its lot is bigger than 16% of them (0.25 ac against a typical 0.88 ac) and it is newer than 98% of them (2022 against a typical 2009). Measured against all of Hays County, it is worth more than 89% 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 399 Running Bird Rd, Austin, TX?

The 2024 property tax bill for 399 Running Bird Rd, Austin, TX was $19,080. The county assessed it at $814,664.

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