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

702 ROLLINGWAY DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed4 bath2,061 sqftBuilt 1985

Property at a Glance

This home is estimated between $445,364 and $817,417, with a best estimate of $527,839. That places the property above the R120X - Round Rock West Above 45 - Duplex median of $434,714, in a neighborhood that declined 1.8% over the past year.

Estimated Value Range

$445,364 $817,417
Best Estimate
$527,839
WCAD Value
$414,601
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R120X - Round Rock West Above 45 - Duplex. The estimated range of $445,364 and $817,417 should be treated as a rough guide.

Comparable Properties (5)

4 bed 3 bath 2,154 sqft Built 2001
Raw Value $860,722
Adjusted Value $801,735

Adjusted -$18,910 for 93 sqft less living space and -$40,077 for being older. Net adjustment: -$58,987.

4 bed 2 bath 1,934 sqft Built 1978
Raw Value $484,482
Adjusted Value $527,839

Adjusted +$25,823 for 127 sqft more living space and +$17,534 for being newer. Net adjustment: +$43,357.

3 bed 2 bath 2,044 sqft Built 1981
Raw Value $455,252
Adjusted Value $468,728

Adjusted +$3,457 for 17 sqft more living space and +$10,019 for being newer. Net adjustment: +$13,476.

3 bed 2 bath 1,877 sqft Built 1984
Raw Value $405,447
Adjusted Value $445,364

Adjusted +$37,412 for 184 sqft more living space and +$2,505 for being newer. Net adjustment: +$39,917.

4 bed 3 bath 2,219 sqft Built 2007
Raw Value $904,649
Adjusted Value $817,417

Adjusted -$32,126 for 158 sqft less living space and -$55,106 for being older. Net adjustment: -$87,232.

The Neighborhood

This home is valued 4.6% below the R120X - Round Rock West Above 45 - Duplex median of $434,714. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 1.8% over the past year.

R120X - Round Rock West Above 45 - Duplex

typical
295 Properties
$434,714 Median Value
-1.8% YoY Change
0% Have Pool
84% Have Garage
This Home
$414,601
Median
$434,714

This home is -4.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,936 across all districts. With a homestead exemption claimed, that drops to $6,609 — saving $1,327 per year. That's $551 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%$3,703
Brushy Creek MUDMUD0.3868%$1,604
Williamson CountyCounty0.3694%$1,532
Austin Community Collegespecial0.1034%$429
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$415
Williamson County FM/RdCounty0.0443%$184
Upper Brushy Creek WCIDWater0.0170%$70
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$7,936

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $527,839 would pay approximately $3,295 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