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309 ROCK KNOLL ST, LIBERTY HILL, TX 78642

LIBERTY HILL, 78642 — williamson County

5 bed4 bath2,117 sqftBuilt 2021

Property at a Glance

This home is estimated between $533,886 and $672,157, with a best estimate of $650,020. That places the property above the I422413F - MIDDLE BROOK AT SANTA RITA RANCH median of $415,063, in a neighborhood that declined 9.3% over the past year.

Estimated Value Range

$533,886 $672,157
Best Estimate
$650,020
WCAD Value
$721,513
High Confidence

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

Based on 5 comparable properties in I422413F - MIDDLE BROOK AT SANTA RITA RANCH, this home's estimated market value is between $533,886 and $672,157. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

313 ROCK KNOLL ST, LIBERTY HILL, TX 78642
0.01 mi 100% similar Same subdivision
4 bed 2,254 sqft Built 2021
Raw Value $694,779
Adjusted Value $657,796

Adjusted -$36,983 for 137 sqft less living space. Net adjustment: -$36,983.

305 ROCK KNOLL ST, LIBERTY HILL, TX 78642
0.01 mi 100% similar Same subdivision
4 bed 3 bath 2,024 sqft Built 2021
Raw Value $647,051
Adjusted Value $672,157

Adjusted +$25,106 for 93 sqft more living space. Net adjustment: +$25,106.

317 ROCK KNOLL ST, LIBERTY HILL, TX 78642
0.02 mi 100% similar Same subdivision
5 bed 4 bath 2,144 sqft Built 2021
Raw Value $657,309
Adjusted Value $650,020

Adjusted -$7,289 for 27 sqft less living space. Net adjustment: -$7,289.

301 ROCK KNOLL ST, LIBERTY HILL, TX 78642
0.02 mi 100% similar Same subdivision
4 bed 3 bath 2,418 sqft Built 2021
Raw Value $615,141
Adjusted Value $533,886

Adjusted -$81,255 for 301 sqft less living space. Net adjustment: -$81,255.

401 ROCK KNOLL ST, LIBERTY HILL, TX 78642
0.03 mi 100% similar Same subdivision
5 bed 4 bath 2,321 sqft Built 2022
Raw Value $609,777
Adjusted Value $549,889

Adjusted -$55,070 for 204 sqft less living space and -$4,818 for being older. Net adjustment: -$59,888.

The Neighborhood

This home is valued 73.8% above the I422413F - MIDDLE BROOK AT SANTA RITA RANCH median of $415,063. With 1,373 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.3% over the past year.

I422413F - MIDDLE BROOK AT SANTA RITA RANCH

outlier high
1,373 Properties
$415,063 Median Value
-9.3% YoY Change
0% Have Pool
100% Have Garage
This Home
$721,513
Median
$415,063

This home is +73.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $15,996 across all districts. With a homestead exemption claimed, that drops to $14,129 — saving $1,867 per year. That's $1,177 per month a buyer should budget. The assessed value increased +6.2% vs the subdivision average of -9.3%. This above-average increase gives a protest opportunity score of 65 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Liberty Hill ISDSchool1.2389%$8,939
Williamson County MUD #19MUD0.4899%$3,535
Williamson CountyCounty0.3694%$2,666
Williamson County ESD #4 - Liberty HillESD0.0745%$537
Williamson County FM/RdCounty0.0443%$320
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.2171%$15,996
65 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $650,020 would pay approximately $4,057 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.

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