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4001 RISA CT, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,989 sqftBuilt 2002

Property at a Glance

This home is estimated between $438,580 and $833,358, with a best estimate of $644,440. That places the property below 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

$438,580 $833,358
Best Estimate
$644,440
WCAD Value
$759,644
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 $438,580 and $833,358 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 $796,917

Adjusted -$61,045 for 165 sqft less living space and -$2,760 for being older. Net adjustment: -$63,805.

4 bed 2 bath 1,934 sqft Built 1978
Raw Value $484,482
Adjusted Value $438,580

Adjusted +$20,348 for 55 sqft more living space and -$66,250 for being older. Net adjustment: -$45,902.

4 bed 3 bath 2,219 sqft Built 2007
Raw Value $904,649
Adjusted Value $833,358

Adjusted -$85,093 for 230 sqft less living space and +$13,802 for being newer. Net adjustment: -$71,291.

4 bed 3 bath 1,916 sqft Built 2014
Raw Value $562,011
Adjusted Value $622,144

Adjusted +$27,008 for 73 sqft more living space and +$33,125 for being newer. Net adjustment: +$60,133.

4 bed 3 bath 1,916 sqft Built 2016
Raw Value $578,786
Adjusted Value $644,440

Adjusted +$27,008 for 73 sqft more living space and +$38,646 for being newer. Net adjustment: +$65,654.

The Neighborhood

This home is valued 1.3% 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
$759,644
Median
$750,158

This home is +1.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $13,961 across all districts. With a homestead exemption claimed, that drops to $12,576 — saving $1,385 per year. That's $1,048 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%$6,514
Brushy Creek MUDMUD0.3868%$2,822
Williamson CountyCounty0.3694%$2,695
Austin Community Collegespecial0.1034%$754
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$729
Williamson County FM/RdCounty0.0443%$323
Upper Brushy Creek WCIDWater0.0170%$124
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$13,961

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $644,440 would pay approximately $4,023 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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