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

509 SIERRA LISA CV, LIBERTY HILL, TX 78642

LIBERTY HILL, 78642 — williamson County

3 bed2 bath2,565 sqftBuilt 2024

Property at a Glance

This home is estimated between $480,658 and $896,126, with a best estimate of $765,511. That places the property below the G238414C - SANTA RITA PH PH 1,2,3 LARGER LOTS median of $905,961, in a neighborhood that appreciated 5.5% over the past year.

Estimated Value Range

$480,658 $896,126
Best Estimate
$765,511
WCAD Value
$644,316
Low Confidence

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

There are 5 comparable properties within range, but none are in G238414C - SANTA RITA PH PH 1,2,3 LARGER LOTS. The estimated range of $480,658 and $896,126 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 2,614 sqft Built 2025
Raw Value $593,653
Adjusted Value $577,902

Adjusted -$13,356 for 49 sqft less living space and -$2,395 for being older. Net adjustment: -$15,751.

3 bed 2 bath 2,255 sqft Built 2022
Raw Value $391,372
Adjusted Value $480,658

Adjusted +$84,495 for 310 sqft more living space and +$4,791 for being newer. Net adjustment: +$89,286.

3 bed 2 bath 2,527 sqft Built 2000
Raw Value $768,088
Adjusted Value $896,126

Adjusted +$10,357 for 38 sqft more living space and +$57,488 for being newer and +$60,193 for having a garage. Net adjustment: +$128,038.

3 bed 3 bath 2,723 sqft Built 2016
Raw Value $789,413
Adjusted Value $765,511

Adjusted -$43,065 for 158 sqft less living space and +$19,163 for being newer. Net adjustment: -$23,902.

3 bed 2 bath 2,145 sqft Built 2012
Raw Value $644,189
Adjusted Value $787,410

Adjusted +$114,477 for 420 sqft more living space and +$28,744 for being newer. Net adjustment: +$143,221.

The Neighborhood

This home is valued 28.9% below the G238414C - SANTA RITA PH PH 1,2,3 LARGER LOTS median of $905,961. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 5.5% over the past year.

G238414C - SANTA RITA PH PH 1,2,3 LARGER LOTS

below average
91 Properties
$905,961 Median Value
+5.5% YoY Change
0% Have Pool
100% Have Garage
This Home
$644,316
Median
$905,961

This home is -28.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $13,373 across all districts. With a homestead exemption claimed, that drops to $11,783 — saving $1,590 per year. That's $982 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
Georgetown ISDSchool1.0506%$6,769
Williamson County MUD #19AMUD0.5367%$3,458
Williamson CountyCounty0.3694%$2,380
Williamson County ESD #4 - Liberty HillESD0.0745%$480
Williamson County FM/RdCounty0.0443%$286
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$13,373

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $765,511 would pay approximately $4,778 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