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3803 SPRING BRANCH, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,560 sqftBuilt 2022

Property at a Glance

This home is estimated between $344,689 and $404,474, with a best estimate of $356,387. That places the property above the R210480H - Brushy Creek median of $296,542, in a neighborhood that declined 14.6% over the past year.

Estimated Value Range

$344,689 $404,474
Best Estimate
$356,387
WCAD Value
$390,652
Medium Confidence

Based on 5 comparable properties(3 in the same subdivision)

Based on 5 comparable properties (3 in the same subdivision, 2 nearby), the estimated range is $344,689 and $404,474. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

911 SPRING TREE, ROUND ROCK, TX 78681
0.00 mi 97% similar Same subdivision
3 bed 2 bath 1,593 sqft Built 1978
Raw Value $286,695
Adjusted Value $350,028

Adjusted -$7,360 for 33 sqft less living space and +$70,693 for being newer. Net adjustment: +$63,333.

805 SPRING TREE, ROUND ROCK, TX 78681
0.00 mi 96% similar Same subdivision
3 bed 2 bath 1,503 sqft Built 1978
Raw Value $279,078
Adjusted Value $362,483

Adjusted +$12,712 for 57 sqft more living space and +$70,693 for being newer. Net adjustment: +$83,405.

3 bed 2 bath 1,494 sqft Built 2002
Raw Value $297,837
Adjusted Value $344,689

Adjusted +$14,719 for 66 sqft more living space and +$32,133 for being newer. Net adjustment: +$46,852.

3917 STONEY HILL, ROUND ROCK, TX 78681
0.00 mi 95% similar Same subdivision
3 bed 2 bath 1,428 sqft Built 1979
Raw Value $305,948
Adjusted Value $404,474

Adjusted +$29,439 for 132 sqft more living space and +$69,087 for being newer. Net adjustment: +$98,526.

3 bed 2 bath 1,723 sqft Built 2003
Raw Value $362,212
Adjusted Value $356,387

Adjusted -$36,352 for 163 sqft less living space and +$30,527 for being newer. Net adjustment: -$5,825.

The Neighborhood

This home is valued 31.7% 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

above average
871 Properties
$296,542 Median Value
-14.6% YoY Change
2% Have Pool
94% Have Garage
This Home
$390,652
Median
$296,542

This home is +31.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,478 across all districts. With a homestead exemption claimed, that drops to $6,155 — saving $1,323 per year. That's $513 per month a buyer should budget. The assessed value increased 0.0% vs the subdivision average of -14.6%. This above-average increase gives a protest opportunity score of 50 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,489
Brushy Creek MUDMUD0.3868%$1,511
Williamson CountyCounty0.3694%$1,443
Austin Community Collegespecial0.1034%$404
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$391
Williamson County FM/RdCounty0.0443%$173
Upper Brushy Creek WCIDWater0.0170%$66
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$7,478
50 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $356,387 would pay approximately $2,225 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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