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5117 CORELLI FALLS, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed3 bath2,808 sqftBuilt 2019

Property at a Glance

This home is estimated between $530,256 and $639,020, with a best estimate of $585,911. That places the property above the R441515C - HERITAGE AT VIZCAYA median of $432,756, in a neighborhood that declined 8.1% over the past year.

Estimated Value Range

$530,256 $639,020
Best Estimate
$585,911
WCAD Value
$531,655
High Confidence

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

Based on 5 comparable properties in R441515C - HERITAGE AT VIZCAYA, this home's estimated market value is between $530,256 and $639,020. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

5393 CORELLI FLS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 3 bath 2,301 sqft Built 2022
Raw Value $492,538
Adjusted Value $603,025

Adjusted +$110,403 for 507 sqft more living space and +$84 for being newer. Net adjustment: +$110,487.

5141 CORELLI FALLS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,798 sqft Built 2019
Raw Value $636,842
Adjusted Value $639,020

Adjusted +$2,178 for 10 sqft more living space. Net adjustment: +$2,178.

5113 CORELLI FALLS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2 bath 2,783 sqft Built 2019
Raw Value $526,672
Adjusted Value $532,116

Adjusted +$5,444 for 25 sqft more living space. Net adjustment: +$5,444.

5137 CORELLI FALLS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2 bath 2,896 sqft Built 2019
Raw Value $549,419
Adjusted Value $530,256

Adjusted -$19,163 for 88 sqft less living space. Net adjustment: -$19,163.

5385 CORELLI FLS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 3 bath 2,482 sqft Built 2022
Raw Value $514,838
Adjusted Value $585,911

Adjusted +$70,989 for 326 sqft more living space and +$84 for being newer. Net adjustment: +$71,073.

The Neighborhood

This home is valued 22.9% above the R441515C - HERITAGE AT VIZCAYA median of $432,756. With 638 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 8.1% over the past year.

R441515C - HERITAGE AT VIZCAYA

above average
638 Properties
$432,756 Median Value
-8.1% YoY Change
5% Have Pool
100% Have Garage
This Home
$531,655
Median
$432,756

This home is +22.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,854 across all districts. With a homestead exemption claimed, that drops to $8,285 — saving $1,569 per year. That's $690 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
Georgetown ISDSchool1.0506%$5,586
Round RockCity0.3720%$1,978
Williamson CountyCounty0.3694%$1,964
Williamson County FM/RdCounty0.0443%$236
Upper Brushy Creek WCIDWater0.0170%$90
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8534%$9,854

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $585,911 would pay approximately $3,657 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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