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

4142 WILLIAMS DR, GEORGETOWN, TX 78628

GEORGETOWN, 78628 — williamson County

6 bed4 bath3,752 sqftBuilt 1984

Property at a Glance

This home is estimated between $567,315 and $1,618,077, with a best estimate of $950,803. That places the property above the G127X - Georgetown West Duplex median of $305,492, in a neighborhood that declined 2.9% over the past year.

Estimated Value Range

$567,315 $1,618,077
Best Estimate
$950,803
WCAD Value
$519,487
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in G127X - Georgetown West Duplex. The estimated range of $567,315 and $1,618,077 should be treated as a rough guide.

Comparable Properties (5)

4146 WILLIAMS DR, GEORGETOWN, TX 78628
0.02 mi 100% similar Same subdivision
6 bed 4 bath 3,422 sqft Built 1984
Raw Value $496,585
Adjusted Value $567,315

Adjusted +$70,730 for 330 sqft more living space. Net adjustment: +$70,730.

3 bed 1,987 sqft Built 1980
Raw Value $1,247,668
Adjusted Value $1,618,077

Adjusted +$378,298 for 1,765 sqft more living space and -$7,889 for being older. Net adjustment: +$370,409.

3 bed 2 bath 2,050 sqft Built 1984
Raw Value $511,211
Adjusted Value $876,006

Adjusted +$364,795 for 1,702 sqft more living space. Net adjustment: +$364,795.

4 bed 2 bath 1,574 sqft Built 1983
Raw Value $485,957
Adjusted Value $950,803

Adjusted +$466,818 for 2,178 sqft more living space and -$1,972 for being older. Net adjustment: +$464,846.

4 bed 2 bath 1,507 sqft Built 1984
Raw Value $625,851
Adjusted Value $1,107,029

Adjusted +$481,178 for 2,245 sqft more living space. Net adjustment: +$481,178.

The Neighborhood

This home is valued 70.0% above the G127X - Georgetown West Duplex median of $305,492. With 410 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 2.9% over the past year.

G127X - Georgetown West Duplex

outlier high
410 Properties
$305,492 Median Value
-2.9% YoY Change
1% Have Pool
86% Have Garage
This Home
$519,487
Median
$305,492

This home is +70.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,081 across all districts. With a homestead exemption claimed, that drops to $6,514 — saving $1,567 per year. That's $543 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%$5,458
Williamson CountyCounty0.3694%$1,919
Williamson County ESD #8 - GeorgetownESD0.0912%$474
Williamson County FM/RdCounty0.0443%$230
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5556%$8,081

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $950,803 would pay approximately $5,935 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