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23 SHADY ROCK CT, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,934 sqftBuilt 1992

Property at a Glance

This home is estimated between $609,178 and $1,006,681, with a best estimate of $911,222. 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

$609,178 $1,006,681
Best Estimate
$911,222
WCAD Value
$1,135,872
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R575583D - RR Rual Sub 122 & Gattis School Rd Area. The estimated range of $609,178 and $1,006,681 should be treated as a rough guide.

Comparable Properties (5)

30 SHADY ROCK CT, ROUND ROCK, TX 78665
0.11 mi 100% similar Same subdivision
4 bed 2 bath 2,725 sqft Built 1978
Raw Value $844,135
Adjusted Value $911,222

Adjusted +$67,263 for 209 sqft more living space and -$176 for being older. Net adjustment: +$67,087.

3 bed 2 bath 2,040 sqft Built 1981
Raw Value $673,136
Adjusted Value $960,718

Adjusted +$287,720 for 894 sqft more living space and -$138 for being older. Net adjustment: +$287,582.

3 bed 2 bath 1,676 sqft Built 1998
Raw Value $319,723
Adjusted Value $724,666

Adjusted +$404,868 for 1,258 sqft more living space and +$75 for being newer. Net adjustment: +$404,943.

3 bed 2 bath 2,311 sqft Built 2017
Raw Value $408,361
Adjusted Value $609,178

Adjusted +$200,503 for 623 sqft more living space and +$314 for being newer. Net adjustment: +$200,817.

4 bed 3 bath 2,143 sqft Built 1991
Raw Value $752,123
Adjusted Value $1,006,681

Adjusted +$254,571 for 791 sqft more living space and -$13 for being older. Net adjustment: +$254,558.

The Neighborhood

This home is valued 54.7% above the R575583D - RR Rual Sub 122 & Gattis School Rd Area median of $734,399. With 213 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 3.8% over the past year.

R575583D - RR Rual Sub 122 & Gattis School Rd Area

outlier high
213 Properties
$734,399 Median Value
+3.8% YoY Change
4% Have Pool
68% Have Garage
This Home
$1,135,872
Median
$734,399

This home is +54.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $15,452 across all districts. With a homestead exemption claimed, that drops to $14,014 — saving $1,438 per year. That's $1,168 per month a buyer should budget. The assessed value increased +23.5% vs the subdivision average of +3.8%. This above-average increase gives a protest opportunity score of 100 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$9,036
Williamson CountyCounty0.3694%$3,738
Austin Community Collegespecial0.1034%$1,046
Williamson County ESD #9 - Round RockESD0.0999%$1,011
Williamson County FM/RdCounty0.0443%$449
Upper Brushy Creek WCIDWater0.0170%$172
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$15,452
100 / 100

There may be a strong case to protest this appraisal.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $911,222 would pay approximately $5,688 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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