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4003 RISA CT, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,900 sqftBuilt 2004

Property at a Glance

This home is estimated between $472,499 and $1,128,439, with a best estimate of $759,768. 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

$472,499 $1,128,439
Best Estimate
$759,768
WCAD Value
$695,345
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 $472,499 and $1,128,439 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 3,097 sqft Built 2000
Raw Value $556,425
Adjusted Value $472,499

Adjusted -$72,884 for 197 sqft less living space and -$11,042 for being older. Net adjustment: -$83,926.

4 bed 2 bath 3,110 sqft Built 2000
Raw Value $572,254
Adjusted Value $483,518

Adjusted -$77,694 for 210 sqft less living space and -$11,042 for being older. Net adjustment: -$88,736.

2423 ARBOR DR, ROUND ROCK, TX 78681
0.00 mi 96% similar Same subdivision
4 bed 3 bath 2,154 sqft Built 2001
Raw Value $860,722
Adjusted Value $1,128,439

Adjusted +$275,998 for 746 sqft more living space and -$8,281 for being older. Net adjustment: +$267,717.

3 bed 2 bath 2,221 sqft Built 2014
Raw Value $741,595
Adjusted Value $1,020,409

Adjusted +$251,210 for 679 sqft more living space and +$27,604 for being newer. Net adjustment: +$278,814.

3 bed 2 bath 2,248 sqft Built 2018
Raw Value $479,901
Adjusted Value $759,768

Adjusted +$241,221 for 652 sqft more living space and +$38,646 for being newer. Net adjustment: +$279,867.

The Neighborhood

This home is valued 7.3% below the R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5 median of $750,158. That positions it competitively for buyers comparing within the neighborhood. 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
$695,345
Median
$750,158

This home is -7.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $12,575 across all districts. With a homestead exemption claimed, that drops to $11,203 — saving $1,372 per year. That's $934 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%$5,867
Brushy Creek MUDMUD0.3868%$2,541
Williamson CountyCounty0.3694%$2,427
Austin Community Collegespecial0.1034%$679
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$657
Williamson County FM/RdCounty0.0443%$291
Upper Brushy Creek WCIDWater0.0170%$112
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$12,575

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $759,768 would pay approximately $4,742 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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