Beta Williamson County, TX only — data and coverage are limited during early access.

3619 SANZA WAY, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath1,766 sqftBuilt 2024

Property at a Glance

This home is estimated between $230,775 and $561,211, with a best estimate of $542,021. That places the property above the H123421C - SALERNO median of $416,826, in a neighborhood that appreciated 99.5% over the past year.

Estimated Value Range

$230,775 $561,211
Best Estimate
$542,021
WCAD Value
$427,727
High Confidence

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

Based on 5 comparable properties in H123421C - SALERNO, this home's estimated market value is between $230,775 and $561,211. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3616 LAPIO WAY, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
5 bed 4 bath 1,599 sqft Built 2024
Raw Value $494,107
Adjusted Value $542,021

Adjusted +$47,914 for 167 sqft more living space. Net adjustment: +$47,914.

3616 SANZA WAY, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,130 sqft Built 2024
Raw Value $399,601
Adjusted Value $295,165

Adjusted -$104,436 for 364 sqft less living space. Net adjustment: -$104,436.

3615 SANZA WAY, ROUND ROCK, TX 78665
0.02 mi 98% similar Same subdivision
3 bed 2 bath 1,338 sqft Built 2024
Raw Value $438,413
Adjusted Value $561,211

Adjusted +$122,798 for 428 sqft more living space. Net adjustment: +$122,798.

3623 SANZA WAY, ROUND ROCK, TX 78665
0.02 mi 98% similar Same subdivision
3 bed 2 bath 1,338 sqft Built 2024
Raw Value $433,044
Adjusted Value $555,842

Adjusted +$122,798 for 428 sqft more living space. Net adjustment: +$122,798.

3613 LAPIO WAY, ROUND ROCK, TX 78665
0.03 mi 97% similar Same subdivision
3 bed 2 bath 2,402 sqft Built 2024
Raw Value $413,251
Adjusted Value $230,775

Adjusted -$182,476 for 636 sqft less living space. Net adjustment: -$182,476.

The Neighborhood

This home is valued 2.6% above the H123421C - SALERNO median of $416,826. With 997 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 99.5% over the past year.

H123421C - SALERNO

typical
997 Properties
$416,826 Median Value
+99.5% YoY Change
0% Have Pool
100% Have Garage
This Home
$427,727
Median
$416,826

This home is +2.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,672 across all districts. With a homestead exemption claimed, that drops to $9,906 — saving $1,766 per year. That's $826 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
Hutto ISDSchool1.2052%$5,155
Round Rock MUD #1MUD0.6800%$2,909
Round RockCity0.3720%$1,591
Williamson CountyCounty0.3694%$1,580
Williamson County FM/RdCounty0.0443%$190
EWC Higher Ed Centerspecial0.0409%$175
Upper Brushy Creek WCIDWater0.0170%$73
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.7288%$11,672

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $542,021 would pay approximately $3,383 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.

View full property details