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3221 STELLA DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,050 sqftBuilt 2017

Property at a Glance

This home is estimated between $353,090 and $448,649, with a best estimate of $415,454. That places the property below the R441515C - HERITAGE AT VIZCAYA median of $432,756, in a neighborhood that declined 8.1% over the past year.

Estimated Value Range

$353,090 $448,649
Best Estimate
$415,454
WCAD Value
$436,349
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 $353,090 and $448,649. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3220 STELLA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,014 sqft Built 2017
Raw Value $440,810
Adjusted Value $448,649

Adjusted +$7,839 for 36 sqft more living space. Net adjustment: +$7,839.

3225 STELLA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,922 sqft Built 2016
Raw Value $543,003
Adjusted Value $353,090

Adjusted -$189,885 for 872 sqft less living space and -$28 for being older. Net adjustment: -$189,913.

3213 STELLA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,747 sqft Built 2015
Raw Value $530,691
Adjusted Value $378,857

Adjusted -$151,778 for 697 sqft less living space and -$56 for being older. Net adjustment: -$151,834.

3216 STELLA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,471 sqft Built 2017
Raw Value $507,130
Adjusted Value $415,454

Adjusted -$91,676 for 421 sqft less living space. Net adjustment: -$91,676.

3209 STELLA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2 bath 2,266 sqft Built 2017
Raw Value $466,187
Adjusted Value $419,151

Adjusted -$47,036 for 216 sqft less living space. Net adjustment: -$47,036.

The Neighborhood

This home is in line with the R441515C - HERITAGE AT VIZCAYA median of $432,756. 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
$436,349
Median
$432,756

This home is +0.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,851 across all districts. With a homestead exemption claimed, that drops to $6,520 — saving $1,331 per year. That's $543 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
Round Rock ISDSchool0.8931%$3,897
Round RockCity0.3720%$1,623
Williamson CountyCounty0.3694%$1,612
Austin Community Collegespecial0.1034%$451
Williamson County FM/RdCounty0.0443%$193
Upper Brushy Creek WCIDWater0.0170%$74
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,851

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $415,454 would pay approximately $2,593 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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