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5129 CORELLI FALLS, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

2 bed2 bath2,250 sqftBuilt 2019

Property at a Glance

This home is estimated between $473,366 and $504,894, with a best estimate of $490,153. 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

$473,366 $504,894
Best Estimate
$490,153
WCAD Value
$475,863
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 $473,366 and $504,894. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

5429 CORELLI FLS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2 bath 2,136 sqft Built 2023
Raw Value $465,217
Adjusted Value $490,153

Adjusted +$24,824 for 114 sqft more living space and +$112 for being newer. Net adjustment: +$24,936.

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 $481,516

Adjusted -$11,106 for 51 sqft less living space and +$84 for being newer. Net adjustment: -$11,022.

5205 CORELLI FLS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2 bath 1,583 sqft Built 2021
Raw Value $359,593
Adjusted Value $504,894

Adjusted +$145,245 for 667 sqft more living space and +$56 for being newer. Net adjustment: +$145,301.

5404 CORELLI FLS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2 bath 2,009 sqft Built 2023
Raw Value $444,371
Adjusted Value $496,963

Adjusted +$52,480 for 241 sqft more living space and +$112 for being newer. Net adjustment: +$52,592.

5381 CORELLI FLS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2 bath 2,300 sqft Built 2021
Raw Value $484,198
Adjusted Value $473,366

Adjusted -$10,888 for 50 sqft less living space and +$56 for being newer. Net adjustment: -$10,832.

The Neighborhood

This home is valued 10.0% 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

typical
638 Properties
$432,756 Median Value
-8.1% YoY Change
5% Have Pool
100% Have Garage
This Home
$475,863
Median
$432,756

This home is +10.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,820 across all districts. With a homestead exemption claimed, that drops to $7,261 — saving $1,559 per year. That's $605 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%$4,999
Round RockCity0.3720%$1,770
Williamson CountyCounty0.3694%$1,758
Williamson County FM/RdCounty0.0443%$211
Upper Brushy Creek WCIDWater0.0170%$81
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8534%$8,820

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $490,153 would pay approximately $3,060 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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