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5 VALLEY CREEK RD, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath2,286 sqftBuilt 1999

Property at a Glance

This home is estimated between $411,445 and $987,600, with a best estimate of $563,744. 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

$411,445 $987,600
Best Estimate
$563,744
WCAD Value
$606,293
Low Confidence

Based on 5 comparable properties(2 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 $411,445 and $987,600 should be treated as a rough guide.

Comparable Properties (5)

3 VALLEY TRL, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 1,978 sqft Built 2013
Raw Value $564,335
Adjusted Value $663,636

Adjusted +$99,125 for 308 sqft more living space and +$176 for being newer. Net adjustment: +$99,301.

1 VALLEY TRL, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 3 bath 2,227 sqft Built 1994
Raw Value $968,675
Adjusted Value $987,600

Adjusted +$18,988 for 59 sqft more living space and -$63 for being older. Net adjustment: +$18,925.

4 bed 2 bath 2,253 sqft Built 1994
Raw Value $404,415
Adjusted Value $414,973

Adjusted +$10,621 for 33 sqft more living space and -$63 for being older. Net adjustment: +$10,558.

4 bed 2 bath 2,253 sqft Built 1994
Raw Value $400,887
Adjusted Value $411,445

Adjusted +$10,621 for 33 sqft more living space and -$63 for being older. Net adjustment: +$10,558.

4 bed 2 bath 2,730 sqft Built 1994
Raw Value $706,702
Adjusted Value $563,744

Adjusted -$142,895 for 444 sqft less living space and -$63 for being older. Net adjustment: -$142,958.

The Neighborhood

This home is valued 17.4% 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
$606,293
Median
$734,399

This home is -17.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,313 across all districts. With a homestead exemption claimed, that drops to $6,962 — saving $1,351 per year. That's $580 per month a buyer should budget. The assessed value increased +22.5% 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%$4,862
Williamson CountyCounty0.3694%$2,011
Austin Community Collegespecial0.1034%$563
Williamson County ESD #9 - Round RockESD0.0999%$544
Williamson County FM/RdCounty0.0443%$241
Upper Brushy Creek WCIDWater0.0170%$93
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$8,313
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 $563,744 would pay approximately $3,519 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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