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Single Family ResidenceResidential
$478,058$213 / 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 94How 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 $200,000 on Oct 30, 2012

423 SEAWIND

LAKEWAY, TX 78734
1.5
Baths
2,246 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$478K
$448K low$508K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$200,000 · Oct 30, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,510 (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.$432,515 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$220,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$212,515
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$435,769
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$432,515

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyTRAVIS
Lot (acres)The size of the land the home sits on, from county records.0.13
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Builtup (layered Asphalt)
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.Deck · 440 ft²Porch · 12 ft²

Transaction History(8)

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.

E
Serene Hills Elementary SchoolA
Elementary · Grades PK–5 · 1.2 mi
H
Lake Travis High SchoolA
High · Grades 9–12 · 2.9 mi
M
Hudson Bend Middle SchoolA
Middle · Grades 6–8 · 3.8 mi

District: Lake Travis Independent School District

Neighborhood · ZIP 78734These 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.102
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 100.18

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.24,125
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,006 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$124,178
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$162,901
Average tempThe average temperature here across a full year.67°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%

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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

423 Seawind 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 less than 85% of homes in Lakeway
  • Costs less per square foot than 94% of homes in Austin 78734
  • Bigger than 66% of homes in Travis County
  • Has a smaller lot than 95% of homes in Austin 78734
  • Older than 96% of homes in Lakeway

What homes are worth in Austin 78734

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

This home
$299K$3.1M

This home is worth more than 15% of homes in Austin 78734.

How it measures up in Austin 78734

The dot is this home. The mark in the middle is the typical home in Austin 78734.

Estimated value$478,058
CheaperTypical $711,104Pricier

Pricier than 15% of homes nearby

Price per ft²$213
CheaperTypical $303Pricier

Pricier than 6% of homes nearby

Living area2,246 ft²
SmallerTypical 2,274 ft²Bigger

Bigger than 49% of homes nearby

Lot size0.13 ac
SmallerTypical 0.34 acBigger

Bigger than 5% of homes nearby

Year built1970
OlderTypical 1998Newer

Newer than 7% of homes nearby

How 423 Seawind ranks against every home in each area.
MeasureThis homeLakewayAustin 78734Travis County
Estimated valuepricier than$478,05815% of homes15% of homes50% of homes
Price per ft²pricier than$2139% of homes6% of homes29% of homes
Living areabigger than2,246 ft²36% of homes49% of homes66% of homes
Lot sizebigger than0.13 ac6% of homes5% of homes20% of homes
Year builtnewer than19704% of homes7% of homes15% of homes

About 423 Seawind

How much is 423 Seawind, Lakeway, TX worth?

The TopHap Estimate for 423 Seawind, Lakeway, TX is $478,058 as of Sep 24, 2026. The likely range is $448,356 to $507,760. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 423 Seawind, Lakeway, TX last sell?

423 Seawind, Lakeway, TX last sold on Oct 30, 2012 for $200,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 423 Seawind, Lakeway, TX?

423 Seawind, Lakeway, TX has 1.5 bathrooms, 2,246 square feet of living space and a 0.13-acre lot.

When was 423 Seawind, Lakeway, TX built?

423 Seawind, Lakeway, TX was built in 1970, making it 56 years old. It is a townhouse home. The building has 2 stories.

What schools serve 423 Seawind, Lakeway, TX?

423 Seawind, Lakeway, TX is assigned to Serene Hills Elementary School (elementary), rated A; Lake Travis High School (high), rated A; Hudson Bend Middle School (middle), rated A. All sit in Lake Travis Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 423 Seawind, Lakeway, TX compare to other homes in Austin 78734?

Among the 10,393 homes in Austin 78734, it is worth more than 15% of them ($478,058 against a typical $711,104), its price per square foot is higher than 6% of them ($213 against a typical $303), it is bigger than 49% of them (2,246 ft² against a typical 2,274 ft²), its lot is bigger than 5% of them (0.13 ac against a typical 0.34 ac) and it is newer than 7% of them (1970 against a typical 1998). Measured against all of Travis County, it is worth more than 50% 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 423 Seawind, Lakeway, TX?

The 2025 property tax bill for 423 Seawind, Lakeway, TX was $3,510. The county assessed it at $432,515.

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