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Single Family ResidenceResidential
$924,412$241 / 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 95How 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 $595,000 on Oct 10, 2018

9800 VALDERRAMA DR

AUSTIN, TX 78717
2
Baths
3,829 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.
0.59 ac
Lot SizeThe size of the land the home sits on, from county records.
2003
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

$924K
$882K low$967K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$595,000 · Oct 10, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,331 (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.$857,862 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$150,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$707,362
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$907,760
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$857,862

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWILLIAMSON
Lot (acres)The size of the land the home sits on, from county records.0.59
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.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 186 ft²

Transaction History(5)

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
England Elementary SchoolA+
Elementary · Grades PK–5 · 1.0 mi
M
Pearson Ranch Middle SchoolA+
Middle · Grades 6–8 · 1.1 mi
H
McNeil High SchoolB+
High · Grades 9–12 · 3.7 mi

District: Round Rock Independent School District

Neighborhood · ZIP 78717These 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.48
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 100.15

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.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.45,672
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,880 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$129,403
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$153,215
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

9800 Valderrama Dr 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 97% of homes in Williamson County
  • Costs more per square foot than 86% of homes in Williamson County
  • Bigger than 95% of homes in Williamson County
  • Among the largest lots in Avery Ranch
  • Older than 71% of homes in Avery Ranch

What homes are worth in Austin 78717

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

This home
$302K$1.1M

This home is worth more than 94% of homes in Austin 78717.

How it measures up in Austin 78717

The dot is this home. The mark in the middle is the typical home in Austin 78717.

Estimated value$924,412
CheaperTypical $575,901Pricier

Pricier than 94% of homes nearby

Price per ft²$241
CheaperTypical $230Pricier

Pricier than 66% of homes nearby

Living area3,829 ft²
SmallerTypical 2,551 ft²Bigger

Bigger than 91% of homes nearby

Lot size0.59 ac
SmallerTypical 0.19 acBigger

Bigger than almost all homes nearby

Year built2003
OlderTypical 2005Newer

Newer than 43% of homes nearby

How 9800 Valderrama Dr ranks against every home in each area.
MeasureThis homeAvery RanchAustin 78717Williamson County
Estimated valuepricier than$924,41295% of homes94% of homes97% of homes
Price per ft²pricier than$24172% of homes66% of homes86% of homes
Living areabigger than3,829 ft²92% of homes91% of homes95% of homes
Lot sizebigger than0.59 acalmost all homesalmost all homes84% of homes
Year builtnewer than200329% of homes43% of homes41% of homes

About 9800 Valderrama Dr

How much is 9800 Valderrama Dr, Austin, TX worth?

The TopHap Estimate for 9800 Valderrama Dr, Austin, TX is $924,412 as of Sep 24, 2026. The likely range is $881,745 to $967,079. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9800 Valderrama Dr, Austin, TX last sell?

9800 Valderrama Dr, Austin, TX last sold on Oct 10, 2018 for $595,000, according to the county's recorded deed.

How big is 9800 Valderrama Dr, Austin, TX?

9800 Valderrama Dr, Austin, TX has 2 bathrooms, 3,829 square feet of living space and a 0.59-acre lot.

When was 9800 Valderrama Dr, Austin, TX built?

9800 Valderrama Dr, Austin, TX was built in 2003, making it 23 years old. The building has 2 stories.

What schools serve 9800 Valderrama Dr, Austin, TX?

9800 Valderrama Dr, Austin, TX is assigned to England Elementary School (elementary), rated A+; Pearson Ranch Middle School (middle), rated A+; McNeil High School (high), rated B+. All sit in Round Rock Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9800 Valderrama Dr, Austin, TX compare to other homes in Austin 78717?

Among the 9,399 homes in Austin 78717, it is worth more than 94% of them ($924,412 against a typical $575,901), its price per square foot is higher than 66% of them ($241 against a typical $230), it is bigger than 91% of them (3,829 ft² against a typical 2,551 ft²), its lot is bigger than almost all of them (0.59 ac against a typical 0.19 ac) and it is newer than 43% of them (2003 against a typical 2005). Measured against all of Williamson County, it is worth more than 97% 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 9800 Valderrama Dr, Austin, TX?

The 2025 property tax bill for 9800 Valderrama Dr, Austin, TX was $15,331. The county assessed it at $857,862.

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