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644 GABRIEL MILLS DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath722 sqftBuilt 2008

Property at a Glance

This home is estimated between $267,997 and $324,693, with a best estimate of $322,792. That places the property below the R525503F - TURTLE CREEK VILLAGE median of $329,108, in a neighborhood that declined 7.5% over the past year.

Estimated Value Range

$267,997 $324,693
Best Estimate
$322,792
WCAD Value
$318,260
High Confidence

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

Based on 5 comparable properties in R525503F - TURTLE CREEK VILLAGE, this home's estimated market value is between $267,997 and $324,693. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

640 GABRIEL MILLS DR, ROUND ROCK, TX 78664
0.01 mi 100% similar Same subdivision
3 bed 2 bath 691 sqft Built 2008
Raw Value $314,652
Adjusted Value $323,786

Adjusted +$9,134 for 31 sqft more living space. Net adjustment: +$9,134.

648 GABRIEL MILLS DR, ROUND ROCK, TX 78664
0.01 mi 100% similar Same subdivision
3 bed 2 bath 712 sqft Built 2008
Raw Value $319,846
Adjusted Value $322,792

Adjusted +$2,946 for 10 sqft more living space. Net adjustment: +$2,946.

636 GABRIEL MILLS DR, ROUND ROCK, TX 78664
0.02 mi 100% similar Same subdivision
3 bed 2 bath 712 sqft Built 2008
Raw Value $321,747
Adjusted Value $324,693

Adjusted +$2,946 for 10 sqft more living space. Net adjustment: +$2,946.

632 GABRIEL MILLS DR, ROUND ROCK, TX 78664
0.03 mi 100% similar Same subdivision
3 bed 2 bath 922 sqft Built 2008
Raw Value $326,925
Adjusted Value $267,997

Adjusted -$58,928 for 200 sqft less living space. Net adjustment: -$58,928.

1505 CORN HILL LN, ROUND ROCK, TX 78664
0.03 mi 100% similar Same subdivision
3 bed 2 bath 722 sqft Built 2008
Raw Value $319,713
Adjusted Value $319,713

This comparable closely matches the subject property's features.

The Neighborhood

This home is valued 3.3% below the R525503F - TURTLE CREEK VILLAGE median of $329,108. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 7.5% over the past year.

R525503F - TURTLE CREEK VILLAGE

typical
425 Properties
$329,108 Median Value
-7.5% YoY Change
13% Have Pool
49% Have Garage
This Home
$318,260
Median
$329,108

This home is -3.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,726 across all districts. With a homestead exemption claimed, that drops to $4,417 — saving $1,309 per year. That's $368 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%$2,842
Round RockCity0.3720%$1,184
Williamson CountyCounty0.3694%$1,176
Austin Community Collegespecial0.1034%$329
Williamson County FM/RdCounty0.0443%$141
Upper Brushy Creek WCIDWater0.0170%$54
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,726

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $322,792 would pay approximately $2,015 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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