Beta Williamson County, TX only — data and coverage are limited during early access.

809 LIBERTY AVE E, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath2,923 sqftBuilt 1962

Property at a Glance

This home is estimated between $514,198 and $1,042,554, with a best estimate of $906,598. That places the property above the R701575F - OLD TOWN ROUND ROCK median of $319,256, in a neighborhood that appreciated 4.3% over the past year.

Estimated Value Range

$514,198 $1,042,554
Best Estimate
$906,598
WCAD Value
$716,116
Medium Confidence

Based on 5 comparable properties(3 in the same subdivision)

Based on 5 comparable properties (3 in the same subdivision, 2 nearby), the estimated range is $514,198 and $1,042,554. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

3 bed 1 bath 2,585 sqft Built 1972
Raw Value $974,650
Adjusted Value $1,030,512

Adjusted +$86,785 for 338 sqft more living space and -$30,923 for being older. Net adjustment: +$55,862.

107 ANDERSON AVE E, ROUND ROCK, TX 78664
0.00 mi 73% similar Same subdivision
2 bed 1 bath 999 sqft Built 1960
Raw Value $417,941
Adjusted Value $1,042,554

Adjusted +$494,008 for 1,924 sqft more living space and +$6,185 for being newer and +$124,420 for having a garage. Net adjustment: +$624,613.

511 PECAN AVE, ROUND ROCK, TX 78664
0.00 mi 73% similar Same subdivision
2 bed 1 bath 890 sqft Built 1960
Raw Value $253,998
Adjusted Value $906,598

Adjusted +$521,995 for 2,033 sqft more living space and +$6,185 for being newer and +$124,420 for having a garage. Net adjustment: +$652,600.

801 BAKER, ROUND ROCK, TX 78664
0.00 mi 72% similar Same subdivision
3 bed 2 bath 672 sqft Built 1980
Raw Value $236,998
Adjusted Value $792,923

Adjusted +$577,969 for 2,251 sqft more living space and -$55,662 for being older and -$90,802 for no pool and +$124,420 for having a garage. Net adjustment: +$555,925.

3 bed 2 bath 2,056 sqft Built 1985
Raw Value $362,710
Adjusted Value $514,198

Adjusted +$222,612 for 867 sqft more living space and -$71,124 for being older. Net adjustment: +$151,488.

The Neighborhood

This home is valued 124.3% above the R701575F - OLD TOWN ROUND ROCK median of $319,256. With 360 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 4.3% over the past year.

R701575F - OLD TOWN ROUND ROCK

outlier high
360 Properties
$319,256 Median Value
+4.3% YoY Change
5% Have Pool
24% Have Garage
This Home
$716,116
Median
$319,256

This home is +124.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,815 across all districts. With a homestead exemption claimed, that drops to $9,453 — saving $1,362 per year. That's $788 per month a buyer should budget. The assessed value increased +10.7% vs the subdivision average of +4.3%. This above-average increase gives a protest opportunity score of 62 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$5,368
Round RockCity0.3720%$2,236
Williamson CountyCounty0.3694%$2,221
Austin Community Collegespecial0.1034%$621
Williamson County FM/RdCounty0.0443%$266
Upper Brushy Creek WCIDWater0.0170%$102
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$10,815
62 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $906,598 would pay approximately $5,659 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

View full property details