Beta Williamson County, TX only — data and coverage are limited during early access.

3804 SPRING CREEK, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

2 bed2 bath1,530 sqftBuilt 1979

Property at a Glance

This home is estimated between $334,503 and $390,159, with a best estimate of $382,040. 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

$334,503 $390,159
Best Estimate
$382,040
WCAD Value
$336,453
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $334,503 and $390,159. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

3609 CORNERSTONE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,269 sqft Built 1982
Raw Value $290,537
Adjusted Value $343,925

Adjusted +$58,208 for 261 sqft more living space and -$4,820 for being older. Net adjustment: +$53,388.

3115 FREEMONT ST, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,303 sqft Built 1984
Raw Value $347,567
Adjusted Value $390,159

Adjusted +$50,625 for 227 sqft more living space and -$8,033 for being older. Net adjustment: +$42,592.

4001 HILLSIDE DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,133 sqft Built 1979
Raw Value $293,501
Adjusted Value $382,040

Adjusted +$88,539 for 397 sqft more living space. Net adjustment: +$88,539.

2901 MONUMENT DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,212 sqft Built 1982
Raw Value $268,403
Adjusted Value $334,503

Adjusted +$70,920 for 318 sqft more living space and -$4,820 for being older. Net adjustment: +$66,100.

3 bed 2 bath 1,542 sqft Built 1975
Raw Value $383,067
Adjusted Value $386,818

Adjusted -$2,676 for 12 sqft less living space and +$6,427 for being newer. Net adjustment: +$3,751.

The Neighborhood

This home is valued 13.5% 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
$336,453
Median
$296,542

This home is +13.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,440 across all districts. With a homestead exemption claimed, that drops to $5,128 — saving $1,312 per year. That's $427 per month a buyer should budget. The assessed value increased -6.6% vs the subdivision average of -14.6%. This above-average increase gives a protest opportunity score of 40 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,005
Brushy Creek MUDMUD0.3868%$1,302
Williamson CountyCounty0.3694%$1,243
Austin Community Collegespecial0.1034%$348
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$336
Williamson County FM/RdCounty0.0443%$149
Upper Brushy Creek WCIDWater0.0170%$57
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$6,440
40 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $382,040 would pay approximately $2,385 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.

View full property details