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5036 CASSIA WAY, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,709 sqftBuilt 2015

Property at a Glance

This home is estimated between $377,779 and $387,146, with a best estimate of $381,259. 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

$377,779 $387,146
Best Estimate
$381,259
WCAD Value
$376,559
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 $377,779 and $387,146. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

5100 CASSIA WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2 bath 1,619 sqft Built 2018
Raw Value $360,380
Adjusted Value $380,062

Adjusted +$19,598 for 90 sqft more living space and +$84 for being newer. Net adjustment: +$19,682.

5012 CASSIA WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2 bath 1,709 sqft Built 2016
Raw Value $377,751
Adjusted Value $377,779

Adjusted +$28 for being newer. Net adjustment: +$28.

5091 CASSIA WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 1,664 sqft Built 2018
Raw Value $377,263
Adjusted Value $387,146

Adjusted +$9,799 for 45 sqft more living space and +$84 for being newer. Net adjustment: +$9,883.

5059 CASSIA WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,712 sqft Built 2017
Raw Value $382,031
Adjusted Value $381,434

Adjusted -$653 for 3 sqft less living space and +$56 for being newer. Net adjustment: -$597.

5072 CASSIA WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2 bath 1,607 sqft Built 2018
Raw Value $358,964
Adjusted Value $381,259

Adjusted +$22,211 for 102 sqft more living space and +$84 for being newer. Net adjustment: +$22,295.

The Neighborhood

This home is valued 13.0% below the R441515C - HERITAGE AT VIZCAYA median of $432,756. That positions it competitively for buyers comparing within the neighborhood. 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
$376,559
Median
$432,756

This home is -13.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,775 across all districts. With a homestead exemption claimed, that drops to $5,455 — saving $1,320 per year. That's $455 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%$3,363
Round RockCity0.3720%$1,401
Williamson CountyCounty0.3694%$1,391
Austin Community Collegespecial0.1034%$389
Williamson County FM/RdCounty0.0443%$167
Upper Brushy Creek WCIDWater0.0170%$64
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,775

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $381,259 would pay approximately $2,380 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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