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617 ROLLINGWAY DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed4 bath1,715 sqftBuilt 1984

Property at a Glance

This home is estimated between $348,521 and $434,218, with a best estimate of $395,871. That places the property below 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

$348,521 $434,218
Best Estimate
$395,871
WCAD Value
$378,422
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 $348,521 and $434,218 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,877 sqft Built 1984
Raw Value $405,447
Adjusted Value $372,508

Adjusted -$32,939 for 162 sqft less living space. Net adjustment: -$32,939.

3 bed 2 bath 1,550 sqft Built 1984
Raw Value $366,931
Adjusted Value $400,480

Adjusted +$33,549 for 165 sqft more living space. Net adjustment: +$33,549.

3 bed 2 bath 1,626 sqft Built 1977
Raw Value $398,588
Adjusted Value $434,218

Adjusted +$18,096 for 89 sqft more living space and +$17,534 for being newer. Net adjustment: +$35,630.

3 bed 2 bath 1,675 sqft Built 1995
Raw Value $367,941
Adjusted Value $348,521

Adjusted +$8,133 for 40 sqft more living space and -$27,553 for being older. Net adjustment: -$19,420.

3 bed 2 bath 2,044 sqft Built 1981
Raw Value $455,252
Adjusted Value $395,871

Adjusted -$66,895 for 329 sqft less living space and +$7,514 for being newer. Net adjustment: -$59,381.

The Neighborhood

This home is valued 12.9% 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
$378,422
Median
$434,714

This home is -12.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,243 across all districts. With a homestead exemption claimed, that drops to $5,923 — saving $1,320 per year. That's $494 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%$3,380
Brushy Creek MUDMUD0.3868%$1,464
Williamson CountyCounty0.3694%$1,398
Austin Community Collegespecial0.1034%$391
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$378
Williamson County FM/RdCounty0.0443%$168
Upper Brushy Creek WCIDWater0.0170%$64
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$7,243

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $395,871 would pay approximately $2,471 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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