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4004 RISA CT, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath2,230 sqftBuilt 2002

Property at a Glance

This home is estimated between $241,158 and $922,521, with a best estimate of $778,050. That places the property above the R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5 median of $750,158, in a neighborhood that appreciated 0.3% over the past year.

Estimated Value Range

$241,158 $922,521
Best Estimate
$778,050
WCAD Value
$781,000
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5. The estimated range of $241,158 and $922,521 should be treated as a rough guide.

Comparable Properties (5)

2423 ARBOR DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,154 sqft Built 2001
Raw Value $860,722
Adjusted Value $886,080

Adjusted +$28,118 for 76 sqft more living space and -$2,760 for being older. Net adjustment: +$25,358.

4 bed 3 bath 2,219 sqft Built 2007
Raw Value $904,649
Adjusted Value $922,521

Adjusted +$4,070 for 11 sqft more living space and +$13,802 for being newer. Net adjustment: +$17,872.

3 bed 2 bath 2,221 sqft Built 2014
Raw Value $741,595
Adjusted Value $778,050

Adjusted +$3,330 for 9 sqft more living space and +$33,125 for being newer. Net adjustment: +$36,455.

3 bed 2 bath 2,248 sqft Built 2018
Raw Value $479,901
Adjusted Value $517,409

Adjusted -$6,659 for 18 sqft less living space and +$44,167 for being newer. Net adjustment: +$37,508.

4 bed 2 bath 3,110 sqft Built 2000
Raw Value $572,254
Adjusted Value $241,158

Adjusted -$325,575 for 880 sqft less living space and -$5,521 for being older. Net adjustment: -$331,096.

The Neighborhood

This home is valued 4.1% above the R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5 median of $750,158. With 1,049 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 0.3% over the past year.

R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5

typical
1,049 Properties
$750,158 Median Value
+0.3% YoY Change
1% Have Pool
99% Have Garage
This Home
$781,000
Median
$750,158

This home is +4.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $14,364 across all districts. With a homestead exemption claimed, that drops to $12,975 — saving $1,389 per year. That's $1,081 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%$6,702
Brushy Creek MUDMUD0.3868%$2,903
Williamson CountyCounty0.3694%$2,772
Austin Community Collegespecial0.1034%$776
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$750
Williamson County FM/RdCounty0.0443%$333
Upper Brushy Creek WCIDWater0.0170%$128
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$14,364

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $778,050 would pay approximately $4,857 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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