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128 ROCK KNOLL ST, LIBERTY HILL, TX 78642

LIBERTY HILL, 78642 — williamson County

5 bed3 bath2,374 sqftBuilt 2022

Property at a Glance

This home is estimated between $615,541 and $674,483, with a best estimate of $618,609. 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

$615,541 $674,483
Best Estimate
$618,609
WCAD Value
$613,867
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 $615,541 and $674,483. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

124 ROCK KNOLL ST, LIBERTY HILL, TX 78642
0.01 mi 100% similar Same subdivision
5 bed 4 bath 2,144 sqft Built 2022
Raw Value $612,394
Adjusted Value $674,483

Adjusted +$62,089 for 230 sqft more living space. Net adjustment: +$62,089.

132 ROCK KNOLL ST, LIBERTY HILL, TX 78642
0.01 mi 100% similar Same subdivision
4 bed 3 bath 2,461 sqft Built 2022
Raw Value $642,095
Adjusted Value $618,609

Adjusted -$23,486 for 87 sqft less living space. Net adjustment: -$23,486.

120 ROCK KNOLL ST, LIBERTY HILL, TX 78642
0.02 mi 100% similar Same subdivision
4 bed 3 bath 2,474 sqft Built 2022
Raw Value $642,536
Adjusted Value $615,541

Adjusted -$26,995 for 100 sqft less living space. Net adjustment: -$26,995.

110 ARCADIAN LN, LIBERTY HILL, TX 78642
0.03 mi 100% similar Same subdivision
5 bed 4 bath 2,411 sqft Built 2021
Raw Value $622,945
Adjusted Value $617,775

Adjusted -$9,988 for 37 sqft less living space and +$4,818 for being newer. Net adjustment: -$5,170.

200 ROCK KNOLL ST, LIBERTY HILL, TX 78642
0.02 mi 100% similar Same subdivision
4 bed 4 bath 2,315 sqft Built 2021
Raw Value $634,866
Adjusted Value $655,611

Adjusted +$15,927 for 59 sqft more living space and +$4,818 for being newer. Net adjustment: +$20,745.

The Neighborhood

This home is valued 47.9% 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

above average
1,373 Properties
$415,063 Median Value
-9.3% YoY Change
0% Have Pool
100% Have Garage
This Home
$613,867
Median
$415,063

This home is +47.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $13,610 across all districts. With a homestead exemption claimed, that drops to $11,762 — saving $1,848 per year. That's $980 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.

Tax Districts

DistrictTypeRateAnnual Amount
Liberty Hill ISDSchool1.2389%$7,605
Williamson County MUD #19MUD0.4899%$3,007
Williamson CountyCounty0.3694%$2,268
Williamson County ESD #4 - Liberty HillESD0.0745%$457
Williamson County FM/RdCounty0.0443%$272
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.2171%$13,610

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $618,609 would pay approximately $3,861 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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