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135 JACKRABBIT RUN, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath2,172 sqftBuilt 1986

Property at a Glance

This home is estimated between $644,443 and $781,265, with a best estimate of $760,583. That places the property above the R575583D - RR Rual Sub 122 & Gattis School Rd Area median of $734,399, in a neighborhood that appreciated 3.8% over the past year.

Estimated Value Range

$644,443 $781,265
Best Estimate
$760,583
WCAD Value
$734,757
High Confidence

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

Based on 5 comparable properties in R575583D - RR Rual Sub 122 & Gattis School Rd Area, this home's estimated market value is between $644,443 and $781,265. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

102 JACKRABBIT RUN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,097 sqft Built 1996
Raw Value $736,319
Adjusted Value $760,583

Adjusted +$24,138 for 75 sqft more living space and +$126 for being newer. Net adjustment: +$24,264.

122 JACKRABBIT RUN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,518 sqft Built 1988
Raw Value $794,433
Adjusted Value $683,103

Adjusted -$111,355 for 346 sqft less living space and +$25 for being newer. Net adjustment: -$111,330.

101 JACKRABBIT RUN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,263 sqft Built 1994
Raw Value $673,629
Adjusted Value $644,443

Adjusted -$29,287 for 91 sqft less living space and +$101 for being newer. Net adjustment: -$29,186.

142 JACKRABBIT RUN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,003 sqft Built 1984
Raw Value $713,039
Adjusted Value $767,404

Adjusted +$54,390 for 169 sqft more living space and -$25 for being older. Net adjustment: +$54,365.

130 JACKRABBIT RUN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,931 sqft Built 1990
Raw Value $703,653
Adjusted Value $781,265

Adjusted +$77,562 for 241 sqft more living space and +$50 for being newer. Net adjustment: +$77,612.

The Neighborhood

This home is in line with the R575583D - RR Rual Sub 122 & Gattis School Rd Area median of $734,399. The neighborhood appreciated 3.8% over the past year.

R575583D - RR Rual Sub 122 & Gattis School Rd Area

typical
213 Properties
$734,399 Median Value
+3.8% YoY Change
4% Have Pool
68% Have Garage
This Home
$734,757
Median
$734,399

This home is +0.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,221 across all districts. With a homestead exemption claimed, that drops to $9,835 — saving $1,386 per year. That's $820 per month a buyer should budget. The assessed value increased +10.4% vs the subdivision average of +3.8%. This above-average increase gives a protest opportunity score of 63 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$6,562
Williamson CountyCounty0.3694%$2,715
Austin Community Collegespecial0.1034%$760
Williamson County ESD #9 - Round RockESD0.0999%$734
Williamson County FM/RdCounty0.0443%$326
Upper Brushy Creek WCIDWater0.0170%$125
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$11,221
63 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $760,583 would pay approximately $4,748 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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