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3600 CURTIS DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath3,485 sqftBuilt 2011

Property at a Glance

This home is estimated between $669,609 and $1,361,990, with a best estimate of $1,150,777. 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

$669,609 $1,361,990
Best Estimate
$1,150,777
WCAD Value
$801,001
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 $669,609 and $1,361,990 should be treated as a rough guide.

Comparable Properties (5)

2423 ARBOR DR, ROUND ROCK, TX 78681
0.00 mi 98% similar Same subdivision
4 bed 3 bath 2,154 sqft Built 2001
Raw Value $860,722
Adjusted Value $1,325,550

Adjusted +$492,432 for 1,331 sqft more living space and -$27,604 for being older. Net adjustment: +$464,828.

4 bed 2 bath 3,110 sqft Built 2000
Raw Value $572,254
Adjusted Value $680,628

Adjusted +$138,739 for 375 sqft more living space and -$30,365 for being older. Net adjustment: +$108,374.

4 bed 3 bath 2,219 sqft Built 2007
Raw Value $904,649
Adjusted Value $1,361,990

Adjusted +$468,383 for 1,266 sqft more living space and -$11,042 for being older. Net adjustment: +$457,341.

4 bed 3 bath 1,916 sqft Built 2014
Raw Value $562,011
Adjusted Value $1,150,777

Adjusted +$580,485 for 1,569 sqft more living space and +$8,281 for being newer. Net adjustment: +$588,766.

3 bed 2 bath 3,097 sqft Built 2000
Raw Value $556,425
Adjusted Value $669,609

Adjusted +$143,549 for 388 sqft more living space and -$30,365 for being older. Net adjustment: +$113,184.

The Neighborhood

This home is valued 6.8% 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
$801,001
Median
$750,158

This home is +6.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $16,053 across all districts. With a homestead exemption claimed, that drops to $14,655 — saving $1,398 per year. That's $1,221 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%$7,154
Brushy Creek MUDMUD0.3868%$3,099
Williamson CountyCounty0.3694%$2,959
Austin Community Collegespecial0.1034%$828
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$801
Brushy Creek MUD Defined AreaMUD0.0900%$721
Williamson County FM/RdCounty0.0443%$355
Upper Brushy Creek WCIDWater0.0170%$136
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$16,053

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,150,777 would pay approximately $7,183 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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