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5421 CORELLI FLS, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

2 bed2 bath2,482 sqftBuilt 2022

Property at a Glance

This home is estimated between $506,856 and $547,399, with a best estimate of $531,952. 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

$506,856 $547,399
Best Estimate
$531,952
WCAD Value
$519,207
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 $506,856 and $547,399. 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 $540,589

Adjusted +$75,344 for 346 sqft more living space and +$28 for being newer. Net adjustment: +$75,372.

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 $531,952

Adjusted +$39,414 for 181 sqft more living space. Net adjustment: +$39,414.

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 $547,399

Adjusted +$103,000 for 473 sqft more living space and +$28 for being newer. Net adjustment: +$103,028.

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 $523,802

Adjusted +$39,632 for 182 sqft more living space and -$28 for being older. Net adjustment: +$39,604.

5413 CORELLI FLS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2 bath 2,478 sqft Built 2022
Raw Value $505,985
Adjusted Value $506,856

Adjusted +$871 for 4 sqft more living space. Net adjustment: +$871.

The Neighborhood

This home is valued 20.0% 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

above average
638 Properties
$432,756 Median Value
-8.1% YoY Change
5% Have Pool
100% Have Garage
This Home
$519,207
Median
$432,756

This home is +20.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,623 across all districts. With a homestead exemption claimed, that drops to $8,056 — saving $1,567 per year. That's $671 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%$5,455
Round RockCity0.3720%$1,931
Williamson CountyCounty0.3694%$1,918
Williamson County FM/RdCounty0.0443%$230
Upper Brushy Creek WCIDWater0.0170%$88
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8534%$9,623

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $531,952 would pay approximately $3,320 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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