Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential

209 ROCK KNOLL ST

LIBERTY HILL, TX 78642
4
Beds
4 / 1
Baths
3,204 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.
2022
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,585 (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.$638,839 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$88,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$550,339
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$638,839
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$638,839

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.2023
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.No

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
Santa Rita Elementary SchoolA
Elementary · Grades PK–5 · 0.7 mi
M
Santa Rita Middle SchoolB+
Middle · Grades 6–8 · 0.8 mi
H
Liberty Hill High SchoolB+
High · Grades 9–12 · 6.8 mi

District: Liberty Hill Independent School District

Neighborhood · ZIP 78642These 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.69
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.21,590
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.222 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$117,372
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$133,171
Average tempThe average temperature here across a full year.67°F
Annual precipHow much rain and melted snow falls here in a typical year.33 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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

209 Rock Knoll St 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.

  • Bigger than 88% of homes in Williamson County
  • Newer than 94% of homes in Williamson County

How it measures up in Liberty Hill 78642

The dot is this home. The mark in the middle is the typical home in Liberty Hill 78642.

Living area3,204 ft²
SmallerTypical 2,427 ft²Bigger

Bigger than 82% of homes nearby

Year built2022
OlderTypical 2019Newer

Newer than 86% of homes nearby

How 209 Rock Knoll St ranks against every home in each area.
MeasureThis homeSanta Rita RanchLiberty Hill 78642Williamson County
Living areabigger than3,204 ft²77% of homes82% of homes88% of homes
Year builtnewer than202283% of homes86% of homes94% of homes

About 209 Rock Knoll St

When did 209 Rock Knoll St, Liberty Hill, TX last sell?

209 Rock Knoll St, Liberty Hill, TX last sold on Jun 14, 2022, according to the county's recorded deed.

How big is 209 Rock Knoll St, Liberty Hill, TX?

209 Rock Knoll St, Liberty Hill, TX has 4 bedrooms, 4 bathrooms and 3,204 square feet of living space.

When was 209 Rock Knoll St, Liberty Hill, TX built?

209 Rock Knoll St, Liberty Hill, TX was built in 2022, making it 4 years old. The building has 2 stories.

What schools serve 209 Rock Knoll St, Liberty Hill, TX?

209 Rock Knoll St, Liberty Hill, TX is assigned to Santa Rita Elementary School (elementary), rated A; Santa Rita Middle School (middle), rated B+; Liberty Hill High School (high), rated B+. All sit in Liberty Hill Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 209 Rock Knoll St, Liberty Hill, TX compare to other homes in Liberty Hill 78642?

Among the 13,222 homes in Liberty Hill 78642, it is bigger than 82% of them (3,204 ft² against a typical 2,427 ft²) and it is newer than 86% of them (2022 against a typical 2019). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 209 Rock Knoll St, Liberty Hill, TX?

The 2025 property tax bill for 209 Rock Knoll St, Liberty Hill, TX was $12,585. The county assessed it at $638,839.

More homes on Rock Knoll St

Closest homes

More homes in Liberty Hill 78642

Assigned schools

Explore the area

See this home in context

Open 209 Rock Knoll St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map