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3917 STONEY HILL, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,428 sqftBuilt 1979

Property at a Glance

This home is estimated between $251,504 and $400,469, with a best estimate of $290,451. That places the property below the R210480H - Brushy Creek median of $296,542, in a neighborhood that declined 14.6% over the past year.

Estimated Value Range

$251,504 $400,469
Best Estimate
$290,451
WCAD Value
$305,948
High Confidence

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

Based on 5 comparable properties in R210480H - Brushy Creek, this home's estimated market value is between $251,504 and $400,469. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

907 SPRING TREE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,384 sqft Built 1979
Raw Value $283,290
Adjusted Value $293,103

Adjusted +$9,813 for 44 sqft more living space. Net adjustment: +$9,813.

911 SPRING TREE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,593 sqft Built 1978
Raw Value $286,695
Adjusted Value $251,504

Adjusted -$36,798 for 165 sqft less living space and +$1,607 for being newer. Net adjustment: -$35,191.

4009 STONEY HILL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,322 sqft Built 1979
Raw Value $266,811
Adjusted Value $290,451

Adjusted +$23,640 for 106 sqft more living space. Net adjustment: +$23,640.

1001 SPRING TREE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,200 sqft Built 1980
Raw Value $351,228
Adjusted Value $400,469

Adjusted +$50,848 for 228 sqft more living space and -$1,607 for being older. Net adjustment: +$49,241.

805 SPRING TREE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,503 sqft Built 1978
Raw Value $279,078
Adjusted Value $263,959

Adjusted -$16,726 for 75 sqft less living space and +$1,607 for being newer. Net adjustment: -$15,119.

The Neighborhood

This home is valued 3.2% above the R210480H - Brushy Creek median of $296,542. With 871 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 14.6% over the past year.

R210480H - Brushy Creek

typical
871 Properties
$296,542 Median Value
-14.6% YoY Change
2% Have Pool
94% Have Garage
This Home
$305,948
Median
$296,542

This home is +3.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $5,856 across all districts. With a homestead exemption claimed, that drops to $4,549 — saving $1,307 per year. That's $379 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%$2,732
Brushy Creek MUDMUD0.3868%$1,184
Williamson CountyCounty0.3694%$1,130
Austin Community Collegespecial0.1034%$316
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$306
Williamson County FM/RdCounty0.0443%$136
Upper Brushy Creek WCIDWater0.0170%$52
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$5,856

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $290,451 would pay approximately $1,813 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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