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424 RANCHO SIENNA LOOP, GEORGETOWN, TX 78628

GEORGETOWN, 78628 — williamson County

4 bed3 bath3,704 sqftBuilt 2017

Property at a Glance

This home is estimated between $740,893 and $1,100,540, with a best estimate of $770,080. 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

$740,893 $1,100,540
Best Estimate
$770,080
WCAD Value
$716,562
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 $740,893 and $1,100,540. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

428 RANCHO SIENNA LOOP, GEORGETOWN, TX 78628
0.01 mi 100% similar Same subdivision
4 bed 3 bath 2,293 sqft Built 2016
Raw Value $787,436
Adjusted Value $1,100,540

Adjusted +$308,191 for 1,411 sqft more living space and +$4,913 for being newer. Net adjustment: +$313,104.

420 RANCHO SIENNA LOOP, GEORGETOWN, TX 78628
0.02 mi 100% similar Same subdivision
4 bed 3 bath 3,594 sqft Built 2018
Raw Value $750,967
Adjusted Value $770,080

Adjusted +$24,026 for 110 sqft more living space and -$4,913 for being older. Net adjustment: +$19,113.

432 RANCHO SIENNA LOOP, GEORGETOWN, TX 78628
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,367 sqft Built 2016
Raw Value $693,340
Adjusted Value $990,281

Adjusted +$292,028 for 1,337 sqft more living space and +$4,913 for being newer. Net adjustment: +$296,941.

421 RANCHO SIENNA LOOP, GEORGETOWN, TX 78628
0.04 mi 100% similar Same subdivision
4 bed 3 bath 3,304 sqft Built 2018
Raw Value $658,438
Adjusted Value $740,893

Adjusted +$87,368 for 400 sqft more living space and -$4,913 for being older. Net adjustment: +$82,455.

425 RANCHO SIENNA LOOP, GEORGETOWN, TX 78628
0.04 mi 100% similar Same subdivision
4 bed 3 bath 3,282 sqft Built 2018
Raw Value $657,428
Adjusted Value $744,688

Adjusted +$92,173 for 422 sqft more living space and -$4,913 for being older. Net adjustment: +$87,260.

The Neighborhood

This home is valued 40.0% 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
$716,562
Median
$511,660

This home is +40.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $17,604 across all districts. With a homestead exemption claimed, that drops to $15,737 — saving $1,867 per year. That's $1,311 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%$8,877
Williamson County MUD #12MUD0.7296%$5,228
Williamson CountyCounty0.3694%$2,647
Williamson County ESD #4 - Liberty HillESD0.0745%$534
Williamson County FM/RdCounty0.0443%$318
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.4568%$17,604

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $770,080 would pay approximately $4,807 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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