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

421 THUNDERBAY DR, GEORGETOWN, TX 78626

GEORGETOWN, 78626 — williamson County

4 bed2 bath2,115 sqftBuilt 1995

Property at a Glance

This home is estimated between $450,658 and $626,401, with a best estimate of $571,691. That places the property above the G540594E - Stonehedge Sec 1,2, & 3 median of $377,452, in a neighborhood that declined 9.4% over the past year.

Estimated Value Range

$450,658 $626,401
Best Estimate
$571,691
WCAD Value
$346,996
High Confidence

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

Based on 5 comparable properties in G540594E - Stonehedge Sec 1,2, & 3, this home's estimated market value is between $450,658 and $626,401. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

423 THUNDERBAY DR, GEORGETOWN, TX 78626
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,338 sqft Built 1995
Raw Value $363,911
Adjusted Value $571,691

Adjusted +$207,780 for 777 sqft more living space. Net adjustment: +$207,780.

420 STEEPLECHASE DR, GEORGETOWN, TX 78626
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,572 sqft Built 1994
Raw Value $302,913
Adjusted Value $450,658

Adjusted +$145,206 for 543 sqft more living space and +$2,539 for being newer. Net adjustment: +$147,745.

417 THUNDERBAY DR, GEORGETOWN, TX 78626
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,288 sqft Built 1995
Raw Value $405,250
Adjusted Value $626,401

Adjusted +$221,151 for 827 sqft more living space. Net adjustment: +$221,151.

424 THUNDERBAY DR, GEORGETOWN, TX 78626
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,455 sqft Built 1994
Raw Value $418,744
Adjusted Value $597,776

Adjusted +$176,493 for 660 sqft more living space and +$2,539 for being newer. Net adjustment: +$179,032.

422 STEEPLECHASE DR, GEORGETOWN, TX 78626
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,422 sqft Built 1995
Raw Value $328,533
Adjusted Value $513,851

Adjusted +$185,318 for 693 sqft more living space. Net adjustment: +$185,318.

The Neighborhood

This home is valued 8.1% below the G540594E - Stonehedge Sec 1,2, & 3 median of $377,452. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 9.4% over the past year.

G540594E - Stonehedge Sec 1,2, & 3

typical
381 Properties
$377,452 Median Value
-9.4% YoY Change
1% Have Pool
98% Have Garage
This Home
$346,996
Median
$377,452

This home is -8.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,306 across all districts. With a homestead exemption claimed, that drops to $4,710 — saving $1,596 per year. That's $393 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%$3,646
Williamson CountyCounty0.3694%$1,282
GeorgetownCity0.3530%$1,225
Williamson County FM/RdCounty0.0443%$154
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8174%$6,306

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $571,691 would pay approximately $3,568 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