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637 CORTONA LN, GEORGETOWN, TX 78628

GEORGETOWN, 78628 — williamson County

3 bed2 bath1,657 sqftBuilt 2017

Property at a Glance

This home is estimated between $309,290 and $477,736, with a best estimate of $320,025. 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

$309,290 $477,736
Best Estimate
$320,025
WCAD Value
$374,827
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 $309,290 and $477,736. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

641 CORTONA LN, GEORGETOWN, TX 78628
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,877 sqft Built 2017
Raw Value $440,916
Adjusted Value $390,093

Adjusted -$50,823 for 220 sqft less living space. Net adjustment: -$50,823.

633 CORTONA LN, GEORGETOWN, TX 78628
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,539 sqft Built 2017
Raw Value $450,476
Adjusted Value $477,736

Adjusted +$27,260 for 118 sqft more living space. Net adjustment: +$27,260.

629 CORTONA LN, GEORGETOWN, TX 78628
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,087 sqft Built 2017
Raw Value $409,178
Adjusted Value $309,842

Adjusted -$99,336 for 430 sqft less living space. Net adjustment: -$99,336.

645 CORTONA LN, GEORGETOWN, TX 78628
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,087 sqft Built 2017
Raw Value $408,626
Adjusted Value $309,290

Adjusted -$99,336 for 430 sqft less living space. Net adjustment: -$99,336.

113 SERRANO ST, GEORGETOWN, TX 78628
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,958 sqft Built 2016
Raw Value $395,268
Adjusted Value $320,025

Adjusted -$69,535 for 301 sqft less living space and -$5,708 for being older. Net adjustment: -$75,243.

The Neighborhood

This home is valued 12.9% below the I451417C - RANCHO SIENNA SEC 4,9,11 median of $430,159. That positions it competitively for buyers comparing within the neighborhood. 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
$374,827
Median
$430,159

This home is -12.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,209 across all districts. With a homestead exemption claimed, that drops to $7,405 — saving $1,804 per year. That's $617 per month a buyer should budget. The assessed value increased +3.8% vs the subdivision average of -2.6%. This above-average increase gives a protest opportunity score of 32 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Liberty Hill ISDSchool1.2389%$4,644
Williamson County MUD #12MUD0.7296%$2,735
Williamson CountyCounty0.3694%$1,385
Williamson County ESD #4 - Liberty HillESD0.0745%$279
Williamson County FM/RdCounty0.0443%$166
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.4568%$9,209
32 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $320,025 would pay approximately $1,998 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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