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Single Family ResidenceResidential
$539,074$157 / 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 97How 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

21504 WINDMILL RANCH AVE

PFLUGERVILLE, TX 78660
5
Beds
3
Baths
3,442 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
2015
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

$539K
$524K low$554K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,089 (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.$515,706 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$47,284
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$468,422
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$541,378
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$515,706

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

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.0.21
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.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
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.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 · 314 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
Leonard & Audrey Dearing Elementary SchoolB
Elementary · Grades PK–5 · 1.2 mi
M
Kelly Lane Middle SchoolA
Middle · Grades 6–8 · 2.3 mi
H
Robert E. Hendrickson High SchoolB+
High · Grades 9–12 · 2.3 mi

District: Pflugerville Independent School District

Neighborhood · ZIP 78660These 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.44
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 100.16

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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.1%
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.116,072
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,572 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,733
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$124,877
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%

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

21504 Windmill Ranch Ave 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 93% of homes in Pflugerville 78660
  • Costs less per square foot than 94% of homes in Travis County
  • Bigger than 95% of homes in Pflugerville 78660
  • Has a bigger lot than 67% of homes in Pflugerville 78660
  • Newer than 80% of homes in Travis County

What homes are worth in Pflugerville 78660

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

This home
$248K$623K

This home is worth more than 93% of homes in Pflugerville 78660.

How it measures up in Pflugerville 78660

The dot is this home. The mark in the middle is the typical home in Pflugerville 78660.

Estimated value$539,074
CheaperTypical $366,831Pricier

Pricier than 93% of homes nearby

Price per ft²$157
CheaperTypical $182Pricier

Pricier than 14% of homes nearby

Living area3,442 ft²
SmallerTypical 1,993 ft²Bigger

Bigger than 95% of homes nearby

Lot size0.21 ac
SmallerTypical 0.18 acBigger

Bigger than 67% of homes nearby

Year built2015
OlderTypical 2007Newer

Newer than 67% of homes nearby

How 21504 Windmill Ranch Ave ranks against every home in each area.
MeasureThis homePflugerville 78660Travis County
Estimated valuepricier than$539,07493% of homes58% of homes
Price per ft²pricier than$15714% of homes6% of homes
Living areabigger than3,442 ft²95% of homes90% of homes
Lot sizebigger than0.21 ac67% of homes59% of homes
Year builtnewer than201567% of homes80% of homes

About 21504 Windmill Ranch Ave

How much is 21504 Windmill Ranch Ave, Pflugerville, TX worth?

The TopHap Estimate for 21504 Windmill Ranch Ave, Pflugerville, TX is $539,074 as of Aug 30, 2026. The likely range is $523,813 to $554,335. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21504 Windmill Ranch Ave, Pflugerville, TX last sell?

21504 Windmill Ranch Ave, Pflugerville, TX last sold on Mar 24, 2022, according to the county's recorded deed.

How big is 21504 Windmill Ranch Ave, Pflugerville, TX?

21504 Windmill Ranch Ave, Pflugerville, TX has 5 bedrooms, 3 bathrooms, 3,442 square feet of living space and a 0.21-acre lot.

When was 21504 Windmill Ranch Ave, Pflugerville, TX built?

21504 Windmill Ranch Ave, Pflugerville, TX was built in 2015, making it 11 years old. The building has 2 stories.

What schools serve 21504 Windmill Ranch Ave, Pflugerville, TX?

21504 Windmill Ranch Ave, Pflugerville, TX is assigned to Leonard & Audrey Dearing Elementary School (elementary), rated B; Kelly Lane Middle School (middle), rated A; Robert E. Hendrickson High School (high), rated B+. All sit in Pflugerville Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21504 Windmill Ranch Ave, Pflugerville, TX compare to other homes in Pflugerville 78660?

Among the 37,706 homes in Pflugerville 78660, it is worth more than 93% of them ($539,074 against a typical $366,831), its price per square foot is higher than 14% of them ($157 against a typical $182), it is bigger than 95% of them (3,442 ft² against a typical 1,993 ft²), its lot is bigger than 67% of them (0.21 ac against a typical 0.18 ac) and it is newer than 67% of them (2015 against a typical 2007). Measured against all of Travis County, it is worth more than 58% 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 21504 Windmill Ranch Ave, Pflugerville, TX?

The 2024 property tax bill for 21504 Windmill Ranch Ave, Pflugerville, TX was $11,089. The county assessed it at $515,706.

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