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517 MONTALCINO LN, GEORGETOWN, TX 78628

GEORGETOWN, 78628 — williamson County

4 bed3 bath3,439 sqftBuilt 2017

Property at a Glance

This home is estimated between $648,978 and $1,043,527, with a best estimate of $920,429. 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

$648,978 $1,043,527
Best Estimate
$920,429
WCAD Value
$722,811
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 $648,978 and $1,043,527. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

521 MONTALCINO LN, GEORGETOWN, TX 78628
0.01 mi 100% similar Same subdivision
4 bed 4 bath 3,372 sqft Built 2015
Raw Value $895,968
Adjusted Value $920,429

Adjusted +$14,634 for 67 sqft more living space and +$9,827 for being newer. Net adjustment: +$24,461.

513 MONTALCINO LN, GEORGETOWN, TX 78628
0.02 mi 100% similar Same subdivision
5 bed 4 bath 2,904 sqft Built 2021
Raw Value $925,554
Adjusted Value $1,022,756

Adjusted +$116,855 for 535 sqft more living space and -$19,653 for being older. Net adjustment: +$97,202.

525 MONTALCINO LN, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,676 sqft Built 2018
Raw Value $758,650
Adjusted Value $920,392

Adjusted +$166,655 for 763 sqft more living space and -$4,913 for being older. Net adjustment: +$161,742.

509 MONTALCINO LN, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
4 bed 4 bath 3,461 sqft Built 2021
Raw Value $673,436
Adjusted Value $648,978

Adjusted -$4,805 for 22 sqft less living space and -$19,653 for being older. Net adjustment: -$24,458.

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 $1,043,527

Adjusted +$116,200 for 532 sqft more living space and -$24,566 for being older. Net adjustment: +$91,634.

The Neighborhood

This home is valued 41.3% 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

above average
1,070 Properties
$511,660 Median Value
-4.3% YoY Change
0% Have Pool
100% Have Garage
This Home
$722,811
Median
$511,660

This home is +41.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $17,758 across all districts. With a homestead exemption claimed, that drops to $15,890 — saving $1,868 per year. That's $1,324 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%$8,955
Williamson County MUD #12MUD0.7296%$5,274
Williamson CountyCounty0.3694%$2,670
Williamson County ESD #4 - Liberty HillESD0.0745%$538
Williamson County FM/RdCounty0.0443%$320
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.4568%$17,758

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $920,429 would pay approximately $5,745 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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