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515 SAN MARCO TRL, GEORGETOWN, TX 78628

GEORGETOWN, 78628 — williamson County

3 bed2 bath2,290 sqftBuilt 2017

Property at a Glance

This home is estimated between $352,225 and $618,109, with a best estimate of $499,428. That places the property below the I450610C - RANCHO SIENNA median of $511,660, in a neighborhood that declined 4.3% over the past year.

Estimated Value Range

$352,225 $618,109
Best Estimate
$499,428
WCAD Value
$531,181
High Confidence

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

Based on 5 comparable properties in I450610C - RANCHO SIENNA, this home's estimated market value is between $352,225 and $618,109. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

519 SAN MARCO TRL, GEORGETOWN, TX 78628
0.02 mi 100% similar Same subdivision
4 bed 3 bath 2,662 sqft Built 2017
Raw Value $537,235
Adjusted Value $455,983

Adjusted -$81,252 for 372 sqft less living space. Net adjustment: -$81,252.

523 SAN MARCO TRL, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,007 sqft Built 2017
Raw Value $556,296
Adjusted Value $618,109

Adjusted +$61,813 for 283 sqft more living space. Net adjustment: +$61,813.

508 SAN MARCO TRL, GEORGETOWN, TX 78628
0.04 mi 100% similar Same subdivision
3 bed 2 bath 2,850 sqft Built 2017
Raw Value $474,540
Adjusted Value $352,225

Adjusted -$122,315 for 560 sqft less living space. Net adjustment: -$122,315.

109 MAGONA TRL, GEORGETOWN, TX 78628
0.05 mi 100% similar Same subdivision
3 bed 2 bath 2,693 sqft Built 2016
Raw Value $582,538
Adjusted Value $499,428

Adjusted -$88,023 for 403 sqft less living space and +$4,913 for being newer. Net adjustment: -$83,110.

113 MAGONA TRL, GEORGETOWN, TX 78628
0.05 mi 100% similar Same subdivision
4 bed 3 bath 2,007 sqft Built 2017
Raw Value $479,894
Adjusted Value $541,707

Adjusted +$61,813 for 283 sqft more living space. Net adjustment: +$61,813.

The Neighborhood

This home is valued 3.8% above the I450610C - RANCHO SIENNA median of $511,660. With 1,070 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.3% over the past year.

I450610C - RANCHO SIENNA

typical
1,070 Properties
$511,660 Median Value
-4.3% YoY Change
0% Have Pool
100% Have Garage
This Home
$531,181
Median
$511,660

This home is +3.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $13,050 across all districts. With a homestead exemption claimed, that drops to $11,217 — saving $1,833 per year. That's $935 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%$6,581
Williamson County MUD #12MUD0.7296%$3,875
Williamson CountyCounty0.3694%$1,962
Williamson County ESD #4 - Liberty HillESD0.0745%$396
Williamson County FM/RdCounty0.0443%$235
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.4568%$13,050

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $499,428 would pay approximately $3,117 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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