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507 SAN MARCO TRL, GEORGETOWN, TX 78628

GEORGETOWN, 78628 — williamson County

4 bed3 bath2,854 sqftBuilt 2016

Property at a Glance

This home is estimated between $455,800 and $659,983, with a best estimate of $470,501. 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

$455,800 $659,983
Best Estimate
$470,501
WCAD Value
$478,588
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 $455,800 and $659,983. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

511 SAN MARCO TRL, GEORGETOWN, TX 78628
0.01 mi 100% similar Same subdivision
4 bed 3 bath 3,012 sqft Built 2017
Raw Value $508,120
Adjusted Value $468,697

Adjusted -$34,510 for 158 sqft less living space and -$4,913 for being older. Net adjustment: -$39,423.

113 MAGONA TRL, GEORGETOWN, TX 78628
0.02 mi 100% similar Same subdivision
4 bed 3 bath 2,007 sqft Built 2017
Raw Value $479,894
Adjusted Value $659,983

Adjusted +$185,002 for 847 sqft more living space and -$4,913 for being older. Net adjustment: +$180,089.

109 MAGONA TRL, GEORGETOWN, TX 78628
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,693 sqft Built 2016
Raw Value $582,538
Adjusted Value $617,704

Adjusted +$35,166 for 161 sqft more living space. Net adjustment: +$35,166.

105 MAGONA TRL, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
4 bed 3 bath 3,231 sqft Built 2017
Raw Value $543,057
Adjusted Value $455,800

Adjusted -$82,344 for 377 sqft less living space and -$4,913 for being older. Net adjustment: -$87,257.

508 SAN MARCO TRL, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,850 sqft Built 2017
Raw Value $474,540
Adjusted Value $470,501

Adjusted +$874 for 4 sqft more living space and -$4,913 for being older. Net adjustment: -$4,039.

The Neighborhood

This home is valued 6.5% below the I450610C - RANCHO SIENNA median of $511,660. That positions it competitively for buyers comparing within the neighborhood. 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
$478,588
Median
$511,660

This home is -6.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,758 across all districts. With a homestead exemption claimed, that drops to $9,935 — saving $1,823 per year. That's $828 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%$5,929
Williamson County MUD #12MUD0.7296%$3,492
Williamson CountyCounty0.3694%$1,768
Williamson County ESD #4 - Liberty HillESD0.0745%$357
Williamson County FM/RdCounty0.0443%$212
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.4568%$11,758

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $470,501 would pay approximately $2,937 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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