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4011 HILLSIDE DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath868 sqftBuilt 1990

Property at a Glance

This home is estimated between $204,537 and $422,484, with a best estimate of $252,074. 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

$204,537 $422,484
Best Estimate
$252,074
WCAD Value
$321,824
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 $204,537 and $422,484. 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 $213,959

Adjusted -$89,431 for 401 sqft less living space and +$12,853 for being newer. Net adjustment: -$76,578.

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 $260,194

Adjusted -$97,013 for 435 sqft less living space and +$9,640 for being newer. Net adjustment: -$87,373.

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 $252,074

Adjusted -$59,100 for 265 sqft less living space and +$17,673 for being newer. Net adjustment: -$41,427.

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 $204,537

Adjusted -$76,719 for 344 sqft less living space and +$12,853 for being newer. Net adjustment: -$63,866.

3 bed 2 bath 940 sqft Built 2002
Raw Value $457,821
Adjusted Value $422,484

Adjusted -$16,057 for 72 sqft less living space and -$19,280 for being older. Net adjustment: -$35,337.

The Neighborhood

This home is valued 8.5% 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
$321,824
Median
$296,542

This home is +8.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,160 across all districts. With a homestead exemption claimed, that drops to $4,850 — saving $1,310 per year. That's $404 per month a buyer should budget. The assessed value increased -1.9% 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%$2,874
Brushy Creek MUDMUD0.3868%$1,245
Williamson CountyCounty0.3694%$1,189
Austin Community Collegespecial0.1034%$333
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$322
Williamson County FM/RdCounty0.0443%$143
Upper Brushy Creek WCIDWater0.0170%$55
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$6,160
50 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $252,074 would pay approximately $1,573 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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