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3 VALLEY CREEK DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath2,151 sqftBuilt 2002

Property at a Glance

This home is estimated between $412,695 and $772,323, with a best estimate of $617,232. That places the property below 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

$412,695 $772,323
Best Estimate
$617,232
WCAD Value
$559,220
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $412,695 and $772,323. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

9 VALLEY CREEK DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,251 sqft Built 1996
Raw Value $649,490
Adjusted Value $617,232

Adjusted -$32,183 for 100 sqft less living space and -$75 for being older. Net adjustment: -$32,258.

13 VALLEY CREEK DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 3,310 sqft Built 1995
Raw Value $785,789
Adjusted Value $412,695

Adjusted -$373,006 for 1,159 sqft less living space and -$88 for being older. Net adjustment: -$373,094.

16 VALLEY CREEK DR, ROUND ROCK, TX 78664
0.00 mi 99% similar Same subdivision
3 bed 2 bath 1,610 sqft Built 1984
Raw Value $506,501
Adjusted Value $680,388

Adjusted +$174,113 for 541 sqft more living space and -$226 for being older. Net adjustment: +$173,887.

14 VALLEY CREEK DR, ROUND ROCK, TX 78664
0.00 mi 96% similar Same subdivision
3 bed 2 bath 1,427 sqft Built 1984
Raw Value $539,541
Adjusted Value $772,323

Adjusted +$233,008 for 724 sqft more living space and -$226 for being older. Net adjustment: +$232,782.

4 bed 2 bath 2,154 sqft Built 2023
Raw Value $426,439
Adjusted Value $425,737

Adjusted -$966 for 3 sqft less living space and +$264 for being newer. Net adjustment: -$702.

The Neighborhood

This home is valued 23.9% below the R575583D - RR Rual Sub 122 & Gattis School Rd Area median of $734,399. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 3.8% over the past year.

R575583D - RR Rual Sub 122 & Gattis School Rd Area

below average
213 Properties
$734,399 Median Value
+3.8% YoY Change
4% Have Pool
68% Have Garage
This Home
$559,220
Median
$734,399

This home is -23.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,540 across all districts. With a homestead exemption claimed, that drops to $7,187 — saving $1,353 per year. That's $599 per month a buyer should budget. The assessed value increased +7.2% vs the subdivision average of +3.8%. This above-average increase gives a protest opportunity score of 32 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,994
Williamson CountyCounty0.3694%$2,066
Austin Community Collegespecial0.1034%$578
Williamson County ESD #9 - Round RockESD0.0999%$559
Williamson County FM/RdCounty0.0443%$248
Upper Brushy Creek WCIDWater0.0170%$95
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$8,540
32 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $617,232 would pay approximately $3,853 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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