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644 CORTONA LN, GEORGETOWN, TX 78628

GEORGETOWN, 78628 — williamson County

4 bed2 bath1,539 sqftBuilt 2017

Property at a Glance

This home is estimated between $291,467 and $538,840, with a best estimate of $353,181. That places the property below the I451417C - RANCHO SIENNA SEC 4,9,11 median of $430,159, in a neighborhood that declined 2.6% over the past year.

Estimated Value Range

$291,467 $538,840
Best Estimate
$353,181
WCAD Value
$458,737
High Confidence

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

Based on 5 comparable properties in I451417C - RANCHO SIENNA SEC 4,9,11, this home's estimated market value is between $291,467 and $538,840. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

640 CORTONA LN, GEORGETOWN, TX 78628
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,955 sqft Built 2017
Raw Value $400,726
Adjusted Value $304,624

Adjusted -$96,102 for 416 sqft less living space. Net adjustment: -$96,102.

648 CORTONA LN, GEORGETOWN, TX 78628
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,018 sqft Built 2017
Raw Value $402,122
Adjusted Value $291,467

Adjusted -$110,655 for 479 sqft less living space. Net adjustment: -$110,655.

636 CORTONA LN, GEORGETOWN, TX 78628
0.02 mi 100% similar Same subdivision
4 bed 3 bath 2,007 sqft Built 2017
Raw Value $461,295
Adjusted Value $353,181

Adjusted -$108,114 for 468 sqft less living space. Net adjustment: -$108,114.

541 BONNET BLVD, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
4 bed 2 bath 979 sqft Built 2017
Raw Value $409,472
Adjusted Value $538,840

Adjusted +$129,368 for 560 sqft more living space. Net adjustment: +$129,368.

632 CORTONA LN, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,939 sqft Built 2017
Raw Value $448,073
Adjusted Value $355,668

Adjusted -$92,405 for 400 sqft less living space. Net adjustment: -$92,405.

The Neighborhood

This home is valued 6.6% above the I451417C - RANCHO SIENNA SEC 4,9,11 median of $430,159. With 355 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 2.6% over the past year.

I451417C - RANCHO SIENNA SEC 4,9,11

typical
355 Properties
$430,159 Median Value
-2.6% YoY Change
0% Have Pool
100% Have Garage
This Home
$458,737
Median
$430,159

This home is +6.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,270 across all districts. With a homestead exemption claimed, that drops to $9,451 — saving $1,819 per year. That's $788 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
Liberty Hill ISDSchool1.2389%$5,683
Williamson County MUD #12MUD0.7296%$3,347
Williamson CountyCounty0.3694%$1,695
Williamson County ESD #4 - Liberty HillESD0.0745%$342
Williamson County FM/RdCounty0.0443%$203
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.4568%$11,270

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $353,181 would pay approximately $2,205 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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