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421 MONAHANS DR, GEORGETOWN, TX 78628

GEORGETOWN, 78628 — williamson County

4 bed2 bath1,660 sqftBuilt 2009

Property at a Glance

This home is estimated between $531,533 and $601,055, with a best estimate of $541,776. That places the property below the L498610C - PARKSIDE AT MAYFIELD RANCH median of $567,434, in a neighborhood that declined 5.9% over the past year.

Estimated Value Range

$531,533 $601,055
Best Estimate
$541,776
WCAD Value
$627,457
High Confidence

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

Based on 5 comparable properties in L498610C - PARKSIDE AT MAYFIELD RANCH, this home's estimated market value is between $531,533 and $601,055. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

425 MONAHANS DR, GEORGETOWN, TX 78628
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,697 sqft Built 2010
Raw Value $548,181
Adjusted Value $535,016

Adjusted -$9,979 for 37 sqft less living space and -$3,186 for being older. Net adjustment: -$13,165.

413 MONAHANS DR, GEORGETOWN, TX 78628
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,430 sqft Built 2010
Raw Value $542,210
Adjusted Value $601,055

Adjusted +$62,031 for 230 sqft more living space and -$3,186 for being older. Net adjustment: +$58,845.

208 SEMINOLE CANYON DR, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,722 sqft Built 2013
Raw Value $560,996
Adjusted Value $531,533

Adjusted -$16,721 for 62 sqft less living space and -$12,742 for being older. Net adjustment: -$29,463.

204 SEMINOLE CANYON DR, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,674 sqft Built 2011
Raw Value $580,919
Adjusted Value $570,772

Adjusted -$3,776 for 14 sqft less living space and -$6,371 for being older. Net adjustment: -$10,147.

200 SEMINOLE CANYON DR, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,676 sqft Built 2012
Raw Value $555,648
Adjusted Value $541,776

Adjusted -$4,315 for 16 sqft less living space and -$9,557 for being older. Net adjustment: -$13,872.

The Neighborhood

This home is valued 10.6% above the L498610C - PARKSIDE AT MAYFIELD RANCH median of $567,434. With 936 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 5.9% over the past year.

L498610C - PARKSIDE AT MAYFIELD RANCH

typical
936 Properties
$567,434 Median Value
-5.9% YoY Change
0% Have Pool
100% Have Garage
This Home
$627,457
Median
$567,434

This home is +10.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $13,167 across all districts. With a homestead exemption claimed, that drops to $11,530 — saving $1,637 per year. That's $961 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
Leander ISDSchool1.0869%$6,820
Parkside at Mayfield Ranch MUDMUD0.3775%$2,369
Williamson CountyCounty0.3694%$2,318
Austin Community Collegespecial0.1034%$649
Williamson County ESD #9 - Round RockESD0.0999%$627
Williamson County FM/RdCounty0.0443%$278
Upper Brushy Creek WCIDWater0.0170%$107
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0985%$13,167

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $541,776 would pay approximately $3,382 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.

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