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Single Family ResidenceResidential
$164,624$84 / 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 84How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $180,880 on Apr 6, 2026

13521 SEA BISCUIT DR

DEL VALLE, TX 78617
2.5
Baths
1,966 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.
0.1 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.
1
ParkingThe number of parking spaces on the property, including the garage.
Pre-foreclosure (NTS)A foreclosure notice on this home is currently active. Many are worked out before any auction happens.
Auction scheduled for Feb 3, 2026.

Valuation

$165K
$138K low$192K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$180,880 · Apr 6, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,623 (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.$271,613 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$47,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$224,013
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$354,506
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$271,613

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyTRAVIS
Lot (acres)The size of the land the home sits on, from county records.0.10
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.Garage, Attached
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.Porch · 63 ft²

Transaction History(6)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(2)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Del Valle High SchoolD-
High · Grades 9–12 · 0.6 mi
E
Del Valle Elementary SchoolD+
Elementary · Grades PK–5 · 0.7 mi
M
Del Valle Middle SchoolD+
Middle · Grades 6–8 · 0.8 mi

District: Del Valle Independent School District

Neighborhood · ZIP 78617These 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.43
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
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.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.29,646
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.428 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,373
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,434
Average tempThe average temperature here across a full year.68°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%

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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

13521 Sea Biscuit 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.

  • Among the least valuable homes in Del Valle 78617
  • Among the lowest price per square foot in Del Valle 78617
  • Bigger than 74% of homes in Del Valle 78617
  • Has a smaller lot than 92% of homes in Del Valle 78617

What homes are worth in Del Valle 78617

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

This home
$177K$625K

This home is worth less than almost all homes in Del Valle 78617.

How it measures up in Del Valle 78617

The dot is this home. The mark in the middle is the typical home in Del Valle 78617.

Estimated value$164,624
CheaperTypical $284,048Pricier

Cheaper than almost all homes nearby

Price per ft²$84
CheaperTypical $170Pricier

Cheaper than almost all homes nearby

Living area1,966 ft²
SmallerTypical 1,563 ft²Bigger

Bigger than 74% of homes nearby

Lot size0.1 ac
SmallerTypical 0.23 acBigger

Bigger than 8% of homes nearby

Year built2003
OlderTypical 2006Newer

Newer than 41% of homes nearby

How 13521 Sea Biscuit Dr ranks against every home in each area.
MeasureThis homeDel Valle 78617Travis County
Estimated valuepricier than$164,624almost no homesalmost no homes
Price per ft²pricier than$84almost no homesalmost no homes
Living areabigger than1,966 ft²74% of homes55% of homes
Lot sizebigger than0.1 ac8% of homes12% of homes
Year builtnewer than200341% of homes59% of homes

About 13521 Sea Biscuit Dr

How much is 13521 Sea Biscuit Dr, Del Valle, TX worth?

The TopHap Estimate for 13521 Sea Biscuit Dr, Del Valle, TX is $164,624 as of Aug 30, 2026. The likely range is $137,644 to $191,604. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 13521 Sea Biscuit Dr, Del Valle, TX last sell?

13521 Sea Biscuit Dr, Del Valle, TX last sold on Apr 6, 2026 for $180,880, according to the county's recorded deed.

How big is 13521 Sea Biscuit Dr, Del Valle, TX?

13521 Sea Biscuit Dr, Del Valle, TX has 2.5 bathrooms, 1,966 square feet of living space and a 0.10-acre lot.

When was 13521 Sea Biscuit Dr, Del Valle, TX built?

13521 Sea Biscuit Dr, Del Valle, TX was built in 2003, making it 23 years old. The building has 2 stories.

What schools serve 13521 Sea Biscuit Dr, Del Valle, TX?

13521 Sea Biscuit Dr, Del Valle, TX is assigned to Del Valle High School (high), rated D-; Del Valle Elementary School (elementary), rated D+; Del Valle Middle School (middle), rated D+. All sit in Del Valle Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 13521 Sea Biscuit Dr, Del Valle, TX compare to other homes in Del Valle 78617?

Among the 9,523 homes in Del Valle 78617, it is worth more than almost none of them ($164,624 against a typical $284,048), its price per square foot is higher than almost none of them ($84 against a typical $170), it is bigger than 74% of them (1,966 ft² against a typical 1,563 ft²), its lot is bigger than 8% of them (0.1 ac against a typical 0.23 ac) and it is newer than 41% of them (2003 against a typical 2006). Measured against all of Travis County, it is worth more than almost no 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 13521 Sea Biscuit Dr, Del Valle, TX?

The 2025 property tax bill for 13521 Sea Biscuit Dr, Del Valle, TX was $5,623. The county assessed it at $271,613.

More homes on Sea Biscuit Dr

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Assigned schools

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