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16 VALLEY CREEK DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,610 sqftBuilt 1984

Property at a Glance

This home is estimated between $263,860 and $598,437, with a best estimate of $349,753. 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

$263,860 $598,437
Best Estimate
$349,753
WCAD Value
$506,501
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 $263,860 and $598,437 should be treated as a rough guide.

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 $443,345

Adjusted -$206,296 for 641 sqft less living space and +$151 for being newer. Net adjustment: -$206,145.

3 bed 2 bath 1,653 sqft Built 1975
Raw Value $277,812
Adjusted Value $263,860

Adjusted -$13,839 for 43 sqft less living space and -$113 for being older. Net adjustment: -$13,952.

3 bed 2 bath 1,646 sqft Built 1975
Raw Value $361,452
Adjusted Value $349,753

Adjusted -$11,586 for 36 sqft less living space and -$113 for being older. Net adjustment: -$11,699.

14 VALLEY CREEK DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,427 sqft Built 1984
Raw Value $539,541
Adjusted Value $598,437

Adjusted +$58,896 for 183 sqft more living space. Net adjustment: +$58,896.

3 bed 2 bath 1,664 sqft Built 1977
Raw Value $349,385
Adjusted Value $331,918

Adjusted -$17,379 for 54 sqft less living space and -$88 for being older. Net adjustment: -$17,467.

The Neighborhood

This home is valued 31.0% 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
$506,501
Median
$734,399

This home is -31.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,735 across all districts. With a homestead exemption claimed, that drops to $6,391 — saving $1,344 per year. That's $533 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%$4,524
Williamson CountyCounty0.3694%$1,871
Austin Community Collegespecial0.1034%$524
Williamson County ESD #9 - Round RockESD0.0999%$506
Williamson County FM/RdCounty0.0443%$225
Upper Brushy Creek WCIDWater0.0170%$86
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$7,735

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $349,753 would pay approximately $2,183 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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