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3408 CORTINA LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath3,369 sqftBuilt 2005

Property at a Glance

This home is estimated between $718,852 and $1,262,101, with a best estimate of $849,745. 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

$718,852 $1,262,101
Best Estimate
$849,745
WCAD Value
$781,563
High Confidence

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

Based on 5 comparable properties in R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5, this home's estimated market value is between $718,852 and $1,262,101. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3406 CORTINA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,806 sqft Built 2005
Raw Value $1,052,217
Adjusted Value $1,260,511

Adjusted +$208,294 for 563 sqft more living space. Net adjustment: +$208,294.

3404 CORTINA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,039 sqft Built 2005
Raw Value $770,039
Adjusted Value $1,262,101

Adjusted +$492,062 for 1,330 sqft more living space. Net adjustment: +$492,062.

3401 CORTINA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 3,159 sqft Built 2005
Raw Value $772,051
Adjusted Value $849,745

Adjusted +$77,694 for 210 sqft more living space. Net adjustment: +$77,694.

3407 LUMINOSO LN W, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 4,299 sqft Built 2004
Raw Value $1,065,685
Adjusted Value $718,852

Adjusted -$344,073 for 930 sqft less living space and -$2,760 for being older. Net adjustment: -$346,833.

3403 CORTINA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 3,369 sqft Built 2006
Raw Value $829,672
Adjusted Value $832,432

Adjusted +$2,760 for being newer. Net adjustment: +$2,760.

The Neighborhood

This home is valued 4.2% 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
$781,563
Median
$750,158

This home is +4.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $15,663 across all districts. With a homestead exemption claimed, that drops to $14,269 — saving $1,394 per year. That's $1,189 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%$6,980
Brushy Creek MUDMUD0.3868%$3,023
Williamson CountyCounty0.3694%$2,887
Austin Community Collegespecial0.1034%$808
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$782
Brushy Creek MUD Defined AreaMUD0.0900%$703
Williamson County FM/RdCounty0.0443%$346
Upper Brushy Creek WCIDWater0.0170%$133
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$15,663

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $849,745 would pay approximately $5,304 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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