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3420 CORTES PL, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,264 sqftBuilt 2010

Property at a Glance

This home is estimated between $449,193 and $497,189, with a best estimate of $469,869. 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

$449,193 $497,189
Best Estimate
$469,869
WCAD Value
$490,107
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 $449,193 and $497,189. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

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 $469,869

Adjusted -$24,718 for 114 sqft less living space and +$13,195 for being newer. Net adjustment: -$11,523.

3447 CORTES PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,201 sqft Built 2007
Raw Value $489,537
Adjusted Value $483,404

Adjusted +$13,660 for 63 sqft more living space and -$19,793 for being older. Net adjustment: -$6,133.

3332 CORTES PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,499 sqft Built 2010
Raw Value $500,146
Adjusted Value $449,193

Adjusted -$50,953 for 235 sqft less living space. Net adjustment: -$50,953.

3324 CORTES PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,238 sqft Built 2012
Raw Value $478,357
Adjusted Value $497,189

Adjusted +$5,637 for 26 sqft more living space and +$13,195 for being newer. Net adjustment: +$18,832.

3435 CORTES PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,749 sqft Built 2007
Raw Value $593,145
Adjusted Value $468,194

Adjusted -$105,158 for 485 sqft less living space and -$19,793 for being older. Net adjustment: -$124,951.

The Neighborhood

This home is valued 5.9% 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

typical
292 Properties
$462,814 Median Value
-4.4% YoY Change
0% Have Pool
100% Have Garage
This Home
$490,107
Median
$462,814

This home is +5.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,551 across all districts. With a homestead exemption claimed, that drops to $8,210 — saving $1,341 per year. That's $684 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%$4,377
Paloma Lakes MUD #2MUD0.4215%$2,066
Williamson CountyCounty0.3694%$1,811
Austin Community Collegespecial0.1034%$507
Williamson County ESD #9 - Round RockESD0.0999%$490
Williamson County FM/RdCounty0.0443%$217
Upper Brushy Creek WCIDWater0.0170%$83
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9487%$9,551

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $469,869 would pay approximately $2,933 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 4/19/2026.

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