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CondominiumResidential
$282,447$234 / 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 83How 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

16100 S GREAT OAKS DR

ROUND ROCK, TX 78681
Building report
0
Baths
1,208 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.
2,093 ft²
Lot SizeThe size of the land the home sits on, from county records.
2005
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$282K
$234K low$331K 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.$282,447
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$225,958

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,385 (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.$272,671 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$70,120
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$202,551
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$285,175
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$272,671

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyWILLIAMSON
Lot (acres)The size of the land the home sits on, from county records.0.05
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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 · 124 ft²

Transaction History(6)

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
Cedar Valley Middle SchoolA+
Middle · Grades 6–8 · 0.4 mi
E
Great Oaks Elementary SchoolA+
Elementary · Grades KG–5 · 0.6 mi
H
Round Rock High SchoolA-
High · Grades 9–12 · 2.0 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.Absentee owner
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

16100 S Great Oaks 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 less than 95% of homes in Round Rock 78681
  • Costs more per square foot than 77% of homes in Williamson County
  • Smaller than 97% of homes in Cat Hollow
  • Among the smallest lots in Round Rock 78681
  • Among the newest homes in Cat Hollow

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
$260K$1.1M

This home is worth more than 5% of 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$282,447
CheaperTypical $496,971Pricier

Pricier than 5% of homes nearby

Price per ft²$234
CheaperTypical $219Pricier

Pricier than 71% of homes nearby

Living area1,208 ft²
SmallerTypical 2,318 ft²Bigger

Bigger than 4% of homes nearby

Lot size2,093 ft²
SmallerTypical 0.2 acBigger

Smaller than almost all homes nearby

Year built2005
OlderTypical 1998Newer

Newer than 76% of homes nearby

How 16100 S Great Oaks Dr ranks against every home in each area.
MeasureThis homeCat HollowRound Rock 78681Williamson County
Estimated valuepricier than$282,4476% of homes5% of homes10% of homes
Price per ft²pricier than$23474% of homes71% of homes77% of homes
Living areabigger than1,208 ft²3% of homes4% of homes5% of homes
Lot sizebigger than2,093 ft²almost no homesalmost no homesalmost no homes
Year builtnewer than2005almost all homes76% of homes46% of homes

About 16100 S Great Oaks Dr

How much is 16100 S Great Oaks Dr, Round Rock, TX worth?

The TopHap Estimate for 16100 S Great Oaks Dr, Round Rock, TX is $282,447 as of Jul 14, 2026. The likely range is $234,190 to $330,704. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 16100 S Great Oaks Dr, Round Rock, TX last sell?

16100 S Great Oaks Dr, Round Rock, TX last sold on Apr 17, 2024, according to the county's recorded deed.

How big is 16100 S Great Oaks Dr, Round Rock, TX?

16100 S Great Oaks Dr, Round Rock, TX has 1,208 square feet of living space and a 0.05-acre lot.

When was 16100 S Great Oaks Dr, Round Rock, TX built?

16100 S Great Oaks Dr, Round Rock, TX was built in 2005, making it 21 years old. It is a condo/apartment home. The building has 1 story.

What schools serve 16100 S Great Oaks Dr, Round Rock, TX?

16100 S Great Oaks Dr, Round Rock, TX is assigned to Cedar Valley Middle School (middle), rated A+; Great Oaks 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 16100 S Great Oaks Dr, Round Rock, TX compare to other homes in Round Rock 78681?

Among the 18,057 homes in Round Rock 78681, it is worth more than 5% of them ($282,447 against a typical $496,971), its price per square foot is higher than 71% of them ($234 against a typical $219), it is bigger than 4% of them (1,208 ft² against a typical 2,318 ft²), its lot is bigger than almost none of them (2,093 ft² against a typical 0.2 ac) and it is newer than 76% of them (2005 against a typical 1998). Measured against all of Williamson County, it is worth more than 10% 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 16100 S Great Oaks Dr, Round Rock, TX?

The 2024 property tax bill for 16100 S Great Oaks Dr, Round Rock, TX was $4,385. The county assessed it at $272,671.

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