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2909 CORTES CT, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath1,809 sqftBuilt 2007

Property at a Glance

This home is estimated between $306,710 and $607,830, with a best estimate of $489,983. That places the property above the R492607C - Paloma Lake - Sec 17A & 17B median of $462,814, in a neighborhood that declined 4.4% over the past year.

Estimated Value Range

$306,710 $607,830
Best Estimate
$489,983
WCAD Value
$548,703
High Confidence

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

Based on 5 comparable properties in R492607C - Paloma Lake - Sec 17A & 17B, this home's estimated market value is between $306,710 and $607,830. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3431 CORTES PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,787 sqft Built 2007
Raw Value $495,923
Adjusted Value $500,693

Adjusted +$4,770 for 22 sqft more living space. Net adjustment: +$4,770.

3312 CORTES PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 4 bath 2,190 sqft Built 2010
Raw Value $552,799
Adjusted Value $489,983

Adjusted -$82,609 for 381 sqft less living space and +$19,793 for being newer. Net adjustment: -$62,816.

3309 CORTES PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,958 sqft Built 2012
Raw Value $475,039
Adjusted Value $475,721

Adjusted -$32,306 for 149 sqft less living space and +$32,988 for being newer. Net adjustment: +$682.

3321 CORTES PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,741 sqft Built 2012
Raw Value $475,799
Adjusted Value $306,710

Adjusted -$202,077 for 932 sqft less living space and +$32,988 for being newer. Net adjustment: -$169,089.

2901 CORTES CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 3 bath 1,378 sqft Built 2012
Raw Value $481,392
Adjusted Value $607,830

Adjusted +$93,450 for 431 sqft more living space and +$32,988 for being newer. Net adjustment: +$126,438.

The Neighborhood

This home is valued 18.6% above the R492607C - Paloma Lake - Sec 17A & 17B median of $462,814. With 292 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.4% over the past year.

R492607C - Paloma Lake - Sec 17A & 17B

above average
292 Properties
$462,814 Median Value
-4.4% YoY Change
0% Have Pool
100% Have Garage
This Home
$548,703
Median
$462,814

This home is +18.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,693 across all districts. With a homestead exemption claimed, that drops to $9,341 — saving $1,352 per year. That's $778 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%$4,900
Paloma Lakes MUD #2MUD0.4215%$2,313
Williamson CountyCounty0.3694%$2,027
Austin Community Collegespecial0.1034%$567
Williamson County ESD #9 - Round RockESD0.0999%$548
Williamson County FM/RdCounty0.0443%$243
Upper Brushy Creek WCIDWater0.0170%$93
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9487%$10,693

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $489,983 would pay approximately $3,058 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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