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

431 MUSTANG MESA, LIBERTY HILL, TX 78642

LIBERTY HILL, 78642 — williamson County

3 bed2 bath2,503 sqftBuilt 2000

Property at a Glance

This home is estimated between $504,667 and $785,076, with a best estimate of $656,243. That places the property below the I140599D - SUNDANCE RANCH median of $871,225, in a neighborhood that appreciated 1.4% over the past year.

Estimated Value Range

$504,667 $785,076
Best Estimate
$656,243
WCAD Value
$774,454
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in I140599D - SUNDANCE RANCH. The estimated range of $504,667 and $785,076 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 2,527 sqft Built 2000
Raw Value $768,088
Adjusted Value $785,076

Adjusted -$8,146 for 24 sqft less living space and +$25,134 for having a pool. Net adjustment: +$16,988.

3 bed 2 bath 2,683 sqft Built 1998
Raw Value $678,268
Adjusted Value $652,056

Adjusted -$61,093 for 180 sqft less living space and +$9,747 for being newer and +$25,134 for having a pool. Net adjustment: -$26,212.

3 bed 2 bath 2,145 sqft Built 2012
Raw Value $644,189
Adjusted Value $732,351

Adjusted +$121,508 for 358 sqft more living space and -$58,480 for being older and +$25,134 for having a pool. Net adjustment: +$88,162.

3 bed 2 bath 2,889 sqft Built 1987
Raw Value $698,767
Adjusted Value $656,243

Adjusted -$131,012 for 386 sqft less living space and +$63,354 for being newer and +$25,134 for having a pool. Net adjustment: -$42,524.

3 bed 2 bath 1,920 sqft Built 2005
Raw Value $306,025
Adjusted Value $504,667

Adjusted +$197,875 for 583 sqft more living space and -$24,367 for being older and +$25,134 for having a pool. Net adjustment: +$198,642.

The Neighborhood

This home is valued 11.1% below the I140599D - SUNDANCE RANCH median of $871,225. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 1.4% over the past year.

I140599D - SUNDANCE RANCH

typical
297 Properties
$871,225 Median Value
+1.4% YoY Change
6% Have Pool
80% Have Garage
This Home
$774,454
Median
$871,225

This home is -11.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $13,376 across all districts. With a homestead exemption claimed, that drops to $11,499 — saving $1,877 per year. That's $958 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%$9,595
Williamson CountyCounty0.3694%$2,861
Williamson County ESD #4 - Liberty HillESD0.0745%$577
Williamson County FM/RdCounty0.0443%$343
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7272%$13,376

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $656,243 would pay approximately $4,096 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