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521 MONTALCINO LN, GEORGETOWN, TX 78628

GEORGETOWN, 78628 — williamson County

4 bed4 bath3,372 sqftBuilt 2015

Property at a Glance

This home is estimated between $623,062 and $1,019,065, with a best estimate of $895,931. That places the property above the I450610C - RANCHO SIENNA median of $511,660, in a neighborhood that declined 4.3% over the past year.

Estimated Value Range

$623,062 $1,019,065
Best Estimate
$895,931
WCAD Value
$895,968
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 $623,062 and $1,019,065. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

517 MONTALCINO LN, GEORGETOWN, TX 78628
0.01 mi 100% similar Same subdivision
4 bed 3 bath 3,439 sqft Built 2017
Raw Value $722,811
Adjusted Value $698,350

Adjusted -$14,634 for 67 sqft less living space and -$9,827 for being older. Net adjustment: -$24,461.

525 MONTALCINO LN, GEORGETOWN, TX 78628
0.01 mi 100% similar Same subdivision
4 bed 3 bath 2,676 sqft Built 2018
Raw Value $758,650
Adjusted Value $895,931

Adjusted +$152,021 for 696 sqft more living space and -$14,740 for being older. Net adjustment: +$137,281.

513 MONTALCINO LN, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
5 bed 4 bath 2,904 sqft Built 2021
Raw Value $925,554
Adjusted Value $998,295

Adjusted +$102,221 for 468 sqft more living space and -$29,480 for being older. Net adjustment: +$72,741.

520 MONTALCINO LN, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
4 bed 3 bath 3,787 sqft Built 2019
Raw Value $733,359
Adjusted Value $623,062

Adjusted -$90,644 for 415 sqft less living space and -$19,653 for being older. Net adjustment: -$110,297.

516 MONTALCINO LN, GEORGETOWN, TX 78628
0.04 mi 100% similar Same subdivision
5 bed 4 bath 2,907 sqft Built 2022
Raw Value $951,893
Adjusted Value $1,019,065

Adjusted +$101,565 for 465 sqft more living space and -$34,393 for being older. Net adjustment: +$67,172.

The Neighborhood

This home is valued 75.1% 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

outlier high
1,070 Properties
$511,660 Median Value
-4.3% YoY Change
0% Have Pool
100% Have Garage
This Home
$895,968
Median
$511,660

This home is +75.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $22,012 across all districts. With a homestead exemption claimed, that drops to $20,112 — saving $1,900 per year. That's $1,676 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%$11,100
Williamson County MUD #12MUD0.7296%$6,537
Williamson CountyCounty0.3694%$3,310
Williamson County ESD #4 - Liberty HillESD0.0745%$667
Williamson County FM/RdCounty0.0443%$397
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.4568%$22,012

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $895,931 would pay approximately $5,592 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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