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Single Family ResidenceResidential
$1,140,561$259 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

3916 ALABASTER CV

ROUND ROCK, TX 78681
5 / 1
Baths
4,404 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.
2008
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

$1.1M
$1.1M low$1.2M high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$96,677
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$77,342
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.95%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$1,043,884
ENCORE BANK NA · recorded Oct 19, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$19,301 (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.$1,171,341 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$187,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$983,841
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,171,341
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,171,341

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.10 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
CountyWilliamson
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2009
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
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
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 132 ft²Porch · 28 ft²Outdoor kitchen

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.

M
Walsh Middle SchoolA
Middle · Grades 6–8 · 0.2 mi
E
Cactus Ranch Elementary SchoolA+
Elementary · Grades KG–5 · 0.8 mi
H
Round Rock High SchoolA-
High · Grades 9–12 · 2.9 mi

District: Round Rock Independent School District

Neighborhood · ZIP 78681These 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.86
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.98%
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.4.9%
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.72,545
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,224 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,547
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$146,868
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

3916 Alabaster Cv 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 most valuable homes in Round Rock 78681
  • Costs more per square foot than 89% of homes in Round Rock 78681
  • Among the largest homes in Williamson County
  • Newer than 83% of homes in Round Rock 78681

What homes are worth in Round Rock 78681

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

This home
$256K$1.1M

This home is worth more than almost all homes in Round Rock 78681.

How it measures up in Round Rock 78681

The dot is this home. The mark in the middle is the typical home in Round Rock 78681.

Estimated value$1,140,561
CheaperTypical $498,013Pricier

Pricier than almost all homes nearby

Price per ft²$259
CheaperTypical $219Pricier

Pricier than 89% of homes nearby

Living area4,404 ft²
SmallerTypical 2,315 ft²Bigger

Bigger than 98% of homes nearby

Year built2008
OlderTypical 1998Newer

Newer than 83% of homes nearby

How 3916 Alabaster Cv ranks against every home in each area.
MeasureThis homeRound Rock 78681Williamson County
Estimated valuepricier than$1,140,561almost all homes98% of homes
Price per ft²pricier than$25989% of homes88% of homes
Living areabigger than4,404 ft²98% of homesalmost all homes
Year builtnewer than200883% of homes54% of homes

About 3916 Alabaster Cv

How much is 3916 Alabaster Cv, Round Rock, TX worth?

The TopHap Estimate for 3916 Alabaster Cv, Round Rock, TX is $1,140,561 as of Jul 14, 2026. The likely range is $1,078,379 to $1,202,743. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3916 Alabaster Cv, Round Rock, TX last sell?

3916 Alabaster Cv, Round Rock, TX last sold on Oct 19, 2023, according to the county's recorded deed.

How big is 3916 Alabaster Cv, Round Rock, TX?

3916 Alabaster Cv, Round Rock, TX has 5 bathrooms and 4,404 square feet of living space.

When was 3916 Alabaster Cv, Round Rock, TX built?

3916 Alabaster Cv, Round Rock, TX was built in 2008, making it 18 years old. The building has 2 stories.

What schools serve 3916 Alabaster Cv, Round Rock, TX?

3916 Alabaster Cv, Round Rock, TX is assigned to Walsh Middle School (middle), rated A; Cactus Ranch Elementary School (elementary), rated A+; Round Rock High School (high), rated A-. All sit in Round Rock Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3916 Alabaster Cv, Round Rock, TX compare to other homes in Round Rock 78681?

Among the 18,081 homes in Round Rock 78681, it is worth more than almost all of them ($1,140,561 against a typical $498,013), its price per square foot is higher than 89% of them ($259 against a typical $219), it is bigger than 98% of them (4,404 ft² against a typical 2,315 ft²) and it is newer than 83% of them (2008 against a typical 1998). Measured against all of Williamson County, it is worth more than 98% 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 3916 Alabaster Cv, Round Rock, TX?

The 2025 property tax bill for 3916 Alabaster Cv, Round Rock, TX was $19,301. The county assessed it at $1,171,341.

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