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

4021 MERCER RD, GEORGETOWN, TX 78628

GEORGETOWN, 78628 — williamson County

5 bed4 bath2,563 sqftBuilt 2017

Property at a Glance

This home is estimated between $542,732 and $921,302, with a best estimate of $648,361. That places the property above the G226616B - WOLF RANCH median of $643,825, in a neighborhood that declined 4.6% over the past year.

Estimated Value Range

$542,732 $921,302
Best Estimate
$648,361
WCAD Value
$773,620
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 $542,732 and $921,302. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4017 MERCER RD, GEORGETOWN, TX 78628
0.01 mi 100% similar Same subdivision
5 bed 4 bath 2,185 sqft Built 2017
Raw Value $733,283
Adjusted Value $831,228

Adjusted +$97,945 for 378 sqft more living space. Net adjustment: +$97,945.

4025 MERCER RD, GEORGETOWN, TX 78628
0.02 mi 100% similar Same subdivision
4 bed 3 bath 2,791 sqft Built 2017
Raw Value $664,854
Adjusted Value $605,776

Adjusted -$59,078 for 228 sqft less living space. Net adjustment: -$59,078.

4029 MERCER RD, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,032 sqft Built 2017
Raw Value $783,713
Adjusted Value $921,302

Adjusted +$137,589 for 531 sqft more living space. Net adjustment: +$137,589.

4013 MERCER RD, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,720 sqft Built 2018
Raw Value $583,413
Adjusted Value $542,732

Adjusted -$40,681 for 157 sqft less living space. Net adjustment: -$40,681.

220 CANYON VIEW RD, GEORGETOWN, TX 78628
0.04 mi 100% similar Same subdivision
3 bed 3 bath 2,626 sqft Built 2018
Raw Value $664,685
Adjusted Value $648,361

Adjusted -$16,324 for 63 sqft less living space. Net adjustment: -$16,324.

The Neighborhood

This home is valued 20.2% above the G226616B - WOLF RANCH median of $643,825. With 671 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.6% over the past year.

G226616B - WOLF RANCH

above average
671 Properties
$643,825 Median Value
-4.6% YoY Change
1% Have Pool
99% Have Garage
This Home
$773,620
Median
$643,825

This home is +20.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $18,527 across all districts. With a homestead exemption claimed, that drops to $16,777 — saving $1,750 per year. That's $1,398 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%$8,128
Williamson County MUD #28MUD0.5775%$4,468
Williamson CountyCounty0.3694%$2,858
GeorgetownCity0.3530%$2,731
Williamson County FM/RdCounty0.0443%$343
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3949%$18,527

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $648,361 would pay approximately $4,047 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