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

520 CR 427, THRALL, TX 76578

THRALL, 76578 — williamson County

3 bed2,700 sqftBuilt 2018

Property at a Glance

This home is estimated between $427,389 and $787,907, with a best estimate of $634,420. That places the property above the X006330I - THRALL ISD NON-CITY median of $447,610, in a neighborhood that appreciated 2.2% over the past year.

Estimated Value Range

$427,389 $787,907
Best Estimate
$634,420
WCAD Value
$412,991
High Confidence

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

Based on 5 comparable properties in X006330I - THRALL ISD NON-CITY, this home's estimated market value is between $427,389 and $787,907. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1630 CR 472, THRALL, TX 76578
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,242 sqft Built 2014
Raw Value $667,396
Adjusted Value $787,907

Adjusted +$112,895 for 458 sqft more living space and +$7,616 for being newer. Net adjustment: +$120,511.

400 CR 477, THRALL, TX 76578
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,336 sqft Built 2002
Raw Value $556,778
Adjusted Value $634,420

Adjusted +$89,725 for 364 sqft more living space and +$30,463 for being newer and -$42,546 for no pool. Net adjustment: +$77,642.

3340 CR 419, THRALL, TX 76578
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,568 sqft Built 2004
Raw Value $368,197
Adjusted Value $427,389

Adjusted +$32,537 for 132 sqft more living space and +$26,655 for being newer. Net adjustment: +$59,192.

1901 COUNTY ROAD 475, THRALL, TX 76578
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,924 sqft Built 2017
Raw Value $605,322
Adjusted Value $755,961

Adjusted +$191,281 for 776 sqft more living space and +$1,904 for being newer and -$42,546 for no pool. Net adjustment: +$150,639.

701 CR 479, THRALL, TX 76578
0.00 mi 100% similar Same subdivision
3 bed 1,986 sqft Built 2021
Raw Value $403,477
Adjusted Value $573,763

Adjusted +$175,998 for 714 sqft more living space and -$5,712 for being older. Net adjustment: +$170,286.

The Neighborhood

This home is valued 7.7% below the X006330I - THRALL ISD NON-CITY median of $447,610. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 2.2% over the past year.

X006330I - THRALL ISD NON-CITY

typical
1,269 Properties
$447,610 Median Value
+2.2% YoY Change
4% Have Pool
36% Have Garage
This Home
$412,991
Median
$447,610

This home is -7.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,187 across all districts. With a homestead exemption claimed, that drops to $5,418 — saving $1,769 per year. That's $452 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
Thrall ISDSchool1.2096%$4,996
Williamson CountyCounty0.3694%$1,526
Williamson County ESD #10 - CouplandESD0.1000%$413
Williamson County FM/RdCounty0.0443%$183
Lower Brushy Creek WCIDWater0.0169%$70
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7403%$7,187

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $634,420 would pay approximately $3,960 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