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2709 MAZARO WAY, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,284 sqftBuilt 2018

Property at a Glance

This home is estimated between $477,860 and $870,317, with a best estimate of $746,857. That places the property above the R440515C - VIZCAYA median of $652,212, in a neighborhood that declined 0.6% over the past year.

Estimated Value Range

$477,860 $870,317
Best Estimate
$746,857
WCAD Value
$721,287
High Confidence

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

Based on 5 comparable properties in R440515C - VIZCAYA, this home's estimated market value is between $477,860 and $870,317. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2619 MAZARO WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,887 sqft Built 2016
Raw Value $747,673
Adjusted Value $562,180

Adjusted -$185,493 for 603 sqft less living space. Net adjustment: -$185,493.

2725 MAZARO WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,307 sqft Built 2016
Raw Value $753,932
Adjusted Value $746,857

Adjusted -$7,075 for 23 sqft less living space. Net adjustment: -$7,075.

2721 MAZARO WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,884 sqft Built 2015
Raw Value $747,270
Adjusted Value $870,317

Adjusted +$123,047 for 400 sqft more living space. Net adjustment: +$123,047.

2615 MAZARO WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 4 bath 2,172 sqft Built 2015
Raw Value $729,001
Adjusted Value $763,454

Adjusted +$34,453 for 112 sqft more living space. Net adjustment: +$34,453.

2729 MAZARO WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,441 sqft Built 2019
Raw Value $526,156
Adjusted Value $477,860

Adjusted -$48,296 for 157 sqft less living space. Net adjustment: -$48,296.

The Neighborhood

This home is valued 10.6% above the R440515C - VIZCAYA median of $652,212. With 585 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 0.6% over the past year.

R440515C - VIZCAYA

typical
585 Properties
$652,212 Median Value
-0.6% YoY Change
1% Have Pool
100% Have Garage
This Home
$721,287
Median
$652,212

This home is +10.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,978 across all districts. With a homestead exemption claimed, that drops to $11,594 — saving $1,384 per year. That's $966 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%$6,442
Round RockCity0.3720%$2,683
Williamson CountyCounty0.3694%$2,665
Austin Community Collegespecial0.1034%$746
Williamson County FM/RdCounty0.0443%$320
Upper Brushy Creek WCIDWater0.0170%$123
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$12,978

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $746,857 would pay approximately $4,662 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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