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

4221 MERCER RD, GEORGETOWN, TX 78628

GEORGETOWN, 78628 — williamson County

3 bed2 bath2,268 sqftBuilt 2019

Property at a Glance

This home is estimated between $472,803 and $526,727, with a best estimate of $485,683. That places the property below the G226616B - WOLF RANCH median of $643,825, in a neighborhood that declined 4.6% over the past year.

Estimated Value Range

$472,803 $526,727
Best Estimate
$485,683
WCAD Value
$488,701
High Confidence

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

Based on 5 comparable properties in G226616B - WOLF RANCH, this home's estimated market value is between $472,803 and $526,727. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4229 MERCER RD, GEORGETOWN, TX 78628
0.02 mi 100% similar Same subdivision
4 bed 3 bath 2,484 sqft Built 2018
Raw Value $541,651
Adjusted Value $485,683

Adjusted -$55,968 for 216 sqft less living space. Net adjustment: -$55,968.

128 BELFORD ST, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,885 sqft Built 2017
Raw Value $423,387
Adjusted Value $522,627

Adjusted +$99,240 for 383 sqft more living space. Net adjustment: +$99,240.

4213 MERCER RD, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
3 bed 1,909 sqft Built 2018
Raw Value $433,705
Adjusted Value $526,727

Adjusted +$93,022 for 359 sqft more living space. Net adjustment: +$93,022.

4209 MERCER RD, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,492 sqft Built 2018
Raw Value $542,431
Adjusted Value $484,390

Adjusted -$58,041 for 224 sqft less living space. Net adjustment: -$58,041.

4237 MERCER RD, GEORGETOWN, TX 78628
0.04 mi 100% similar Same subdivision
3 bed 2 bath 2,220 sqft Built 2017
Raw Value $460,366
Adjusted Value $472,803

Adjusted +$12,437 for 48 sqft more living space. Net adjustment: +$12,437.

The Neighborhood

This home is valued 24.1% below the G226616B - WOLF RANCH median of $643,825. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 4.6% over the past year.

G226616B - WOLF RANCH

below average
671 Properties
$643,825 Median Value
-4.6% YoY Change
1% Have Pool
99% Have Garage
This Home
$488,701
Median
$643,825

This home is -24.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,704 across all districts. With a homestead exemption claimed, that drops to $10,056 — saving $1,648 per year. That's $838 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%$5,134
Williamson County MUD #28MUD0.5775%$2,822
Williamson CountyCounty0.3694%$1,805
GeorgetownCity0.3530%$1,725
Williamson County FM/RdCounty0.0443%$217
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3949%$11,704

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $485,683 would pay approximately $3,032 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 4/17/2026.

View full property details