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Single Family ResidenceResidential
$720,773$366 / 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 90How 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 $647,045 on Jan 18, 2023

603 CASTLE BAY DR

SPICEWOOD, TX 78669
3
Beds
3
Baths
1,972 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.
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.
2019
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

$721K
$652K low$790K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$647,045 · Jan 18, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,301 (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.$620,285 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$512,632
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$658,179

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.0.31
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.Deck · 144 ft²Porch · 50 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
West Cypress Hills Elementary SchoolA-
Elementary · Grades KG–5 · 4.3 mi
M
Lake Travis Middle SchoolA+
Middle · Grades 6–8 · 4.9 mi
H
Lake Travis High SchoolA-
High · Grades 9–12 · 7.5 mi

District: Lake Travis Independent School District

Neighborhood · ZIP 78669These 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.88
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.17

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.85%
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.5.4%
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.15,024
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.108 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$130,181
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$160,694
Average tempThe average temperature here across a full year.67°F
Annual precipHow much rain and melted snow falls here in a typical year.32 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

603 Castle Bay 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 72% of homes in Travis County
  • Costs more per square foot than 83% of homes in Briarcliff
  • Smaller than 65% of homes in Spicewood 78669
  • Has a bigger lot than 79% of homes in Travis County
  • Newer than 92% of homes in Briarcliff

What homes are worth in Spicewood 78669

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

This home
$266K$3.3M

This home is worth more than 45% of homes in Spicewood 78669.

How it measures up in Spicewood 78669

The dot is this home. The mark in the middle is the typical home in Spicewood 78669.

Estimated value$720,773
CheaperTypical $774,989Pricier

Pricier than 45% of homes nearby

Price per ft²$366
CheaperTypical $324Pricier

Pricier than 63% of homes nearby

Living area1,972 ft²
SmallerTypical 2,400 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.31 ac
SmallerTypical 0.86 acBigger

Bigger than 22% of homes nearby

Year built2019
OlderTypical 2003Newer

Newer than 88% of homes nearby

How 603 Castle Bay Dr ranks against every home in each area.
MeasureThis homeBriarcliffSpicewood 78669Travis County
Estimated valuepricier than$720,77366% of homes45% of homes72% of homes
Price per ft²pricier than$36683% of homes63% of homes73% of homes
Living areabigger than1,972 ft²44% of homes35% of homes55% of homes
Lot sizebigger than0.31 ac26% of homes22% of homes79% of homes
Year builtnewer than201992% of homes88% of homes89% of homes

About 603 Castle Bay Dr

How much is 603 Castle Bay Dr, Spicewood, TX worth?

The TopHap Estimate for 603 Castle Bay Dr, Spicewood, TX is $720,773 as of Aug 30, 2026. The likely range is $651,667 to $789,879. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 603 Castle Bay Dr, Spicewood, TX last sell?

603 Castle Bay Dr, Spicewood, TX last sold on Jan 18, 2023 for $647,045, according to the county's recorded deed.

How big is 603 Castle Bay Dr, Spicewood, TX?

603 Castle Bay Dr, Spicewood, TX has 3 bedrooms, 3 bathrooms, 1,972 square feet of living space and a 0.31-acre lot.

When was 603 Castle Bay Dr, Spicewood, TX built?

603 Castle Bay Dr, Spicewood, TX was built in 2019, making it 7 years old. The building has 1 story.

What schools serve 603 Castle Bay Dr, Spicewood, TX?

603 Castle Bay Dr, Spicewood, TX is assigned to West Cypress Hills Elementary School (elementary), rated A-; Lake Travis Middle School (middle), rated A+; Lake Travis High School (high), rated A-. All sit in Lake Travis Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 603 Castle Bay Dr, Spicewood, TX compare to other homes in Spicewood 78669?

Among the 7,304 homes in Spicewood 78669, it is worth more than 45% of them ($720,773 against a typical $774,989), its price per square foot is higher than 63% of them ($366 against a typical $324), it is bigger than 35% of them (1,972 ft² against a typical 2,400 ft²), its lot is bigger than 22% of them (0.31 ac against a typical 0.86 ac) and it is newer than 88% of them (2019 against a typical 2003). Measured against all of Travis County, it is worth more than 72% 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 603 Castle Bay Dr, Spicewood, TX?

The 2025 property tax bill for 603 Castle Bay Dr, Spicewood, TX was $7,301. The county assessed it at $620,285.

More homes on Castle Bay Dr

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