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3405 CORTINA LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath3,016 sqftBuilt 2007

Property at a Glance

This home is estimated between $582,731 and $1,125,980, with a best estimate of $713,624. 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

$582,731 $1,125,980
Best Estimate
$713,624
WCAD Value
$721,805
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 $582,731 and $1,125,980. 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 $1,124,390

Adjusted +$77,694 for 210 sqft more living space and -$5,521 for being older. Net adjustment: +$72,173.

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 $1,125,980

Adjusted +$361,462 for 977 sqft more living space and -$5,521 for being older. Net adjustment: +$355,941.

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 $713,624

Adjusted -$52,906 for 143 sqft less living space and -$5,521 for being older. Net adjustment: -$58,427.

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 $582,731

Adjusted -$474,673 for 1,283 sqft less living space and -$8,281 for being older. Net adjustment: -$482,954.

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 $696,312

Adjusted -$130,600 for 353 sqft less living space and -$2,760 for being older. Net adjustment: -$133,360.

The Neighborhood

This home is valued 3.8% 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
$721,805
Median
$750,158

This home is -3.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $14,466 across all districts. With a homestead exemption claimed, that drops to $13,082 — saving $1,384 per year. That's $1,090 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%$6,446
Brushy Creek MUDMUD0.3868%$2,792
Williamson CountyCounty0.3694%$2,667
Austin Community Collegespecial0.1034%$746
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$722
Brushy Creek MUD Defined AreaMUD0.0900%$650
Williamson County FM/RdCounty0.0443%$320
Upper Brushy Creek WCIDWater0.0170%$123
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$14,466

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $713,624 would pay approximately $4,454 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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