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Single Family ResidenceResidential
$418,461$316 / 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 92How 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

1603 ASTOR PL

AUSTIN, TX 78721
2
Baths
1,326 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1987
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

$418K
$385K low$451K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,692 (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.$403,079 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$229,807
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$173,272
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$473,576
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$403,079

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.58
80
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
36
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
98
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
43
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
33
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.66 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.0.2 percent flood zone

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.0.27
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
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
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 · 164 ft²

Transaction History(1)

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
Norman - Sims Elementary SchoolF
Elementary · Grades PK–5 · 0.9 mi
H
Northeast Early College High SchoolF
High · Grades 9–12 · 2.9 mi
M
Martin Middle SchoolF
Middle · Grades 6–8 · 3.2 mi

District: Austin Independent School District

Neighborhood · ZIP 78721These 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.133
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 100.20

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.17%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.11,622
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,094 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,924
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$121,395
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.34 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

1603 Astor Pl 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.

  • Smaller than 78% of homes in Travis County
  • Has a bigger lot than 92% of homes in Austin 78721

What homes are worth in Austin 78721

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

This home
$265K$799K

This home is worth more than 52% of homes in Austin 78721.

How it measures up in Austin 78721

The dot is this home. The mark in the middle is the typical home in Austin 78721.

Estimated value$418,461
CheaperTypical $412,609Pricier

Pricier than 52% of homes nearby

Price per ft²$316
CheaperTypical $329Pricier

Pricier than 41% of homes nearby

Living area1,326 ft²
SmallerTypical 1,304 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.27 ac
SmallerTypical 0.16 acBigger

Bigger than 92% of homes nearby

Year built1987
OlderTypical 1984Newer

Newer than 53% of homes nearby

How 1603 Astor Pl ranks against every home in each area.
MeasureThis homeMLKAustin 78721Travis County
Estimated valuepricier than$418,46137% of homes52% of homes41% of homes
Price per ft²pricier than$31636% of homes41% of homes63% of homes
Living areabigger than1,326 ft²40% of homes52% of homes22% of homes
Lot sizebigger than0.27 ac87% of homes92% of homes76% of homes
Year builtnewer than198747% of homes53% of homes38% of homes

About 1603 Astor Pl

How much is 1603 Astor Pl, Austin, TX worth?

The TopHap Estimate for 1603 Astor Pl, Austin, TX is $418,461 as of Sep 24, 2026. The likely range is $385,489 to $451,433. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1603 Astor Pl, Austin, TX last sell?

1603 Astor Pl, Austin, TX last sold on Dec 22, 2016, according to the county's recorded deed.

How big is 1603 Astor Pl, Austin, TX?

1603 Astor Pl, Austin, TX has 2 bathrooms, 1,326 square feet of living space and a 0.27-acre lot.

When was 1603 Astor Pl, Austin, TX built?

1603 Astor Pl, Austin, TX was built in 1987, making it 39 years old. The building has 1 story.

What schools serve 1603 Astor Pl, Austin, TX?

1603 Astor Pl, Austin, TX is assigned to Norman - Sims Elementary School (elementary), rated F; Northeast Early College High School (high), rated F; Martin Middle School (middle), rated F. All sit in Austin Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1603 Astor Pl, Austin, TX compare to other homes in Austin 78721?

Among the 4,040 homes in Austin 78721, it is worth more than 52% of them ($418,461 against a typical $412,609), its price per square foot is higher than 41% of them ($316 against a typical $329), it is bigger than 52% of them (1,326 ft² against a typical 1,304 ft²), its lot is bigger than 92% of them (0.27 ac against a typical 0.16 ac) and it is newer than 53% of them (1987 against a typical 1984). Measured against all of Travis County, it is worth more than 41% 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 1603 Astor Pl, Austin, TX?

The 2025 property tax bill for 1603 Astor Pl, Austin, TX was $9,692. The county assessed it at $403,079.

More homes on Astor Pl

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