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3309 CATALINA CV, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

5 bed4 bath2,611 sqftBuilt 2020

Property at a Glance

This home is estimated between $537,476 and $732,824, with a best estimate of $725,894. That places the property above the R491507D - PALOMA LAKE PLANTATION, GRANDHAVEN median of $499,831, in a neighborhood that declined 1.7% over the past year.

Estimated Value Range

$537,476 $732,824
Best Estimate
$725,894
WCAD Value
$874,772
Low Confidence

Based on 5 comparable properties(2 in the same subdivision)

There are 5 comparable properties within range, but few are in R491507D - PALOMA LAKE PLANTATION, GRANDHAVEN. The estimated range of $537,476 and $732,824 should be treated as a rough guide.

Comparable Properties (5)

5 bed 4 bath 2,779 sqft Built 2017
Raw Value $755,538
Adjusted Value $732,029

Adjusted -$36,636 for 168 sqft less living space and +$13,127 for being newer. Net adjustment: -$23,509.

3365 CATALINA CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 3 bath 2,381 sqft Built 2019
Raw Value $678,291
Adjusted Value $732,824

Adjusted +$50,157 for 230 sqft more living space and +$4,376 for being newer. Net adjustment: +$54,533.

3364 CATALINA CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 3,218 sqft Built 2019
Raw Value $665,470
Adjusted Value $537,476

Adjusted -$132,370 for 607 sqft less living space and +$4,376 for being newer. Net adjustment: -$127,994.

5 bed 4 bath 2,205 sqft Built 2017
Raw Value $567,133
Adjusted Value $668,797

Adjusted +$88,537 for 406 sqft more living space and +$13,127 for being newer. Net adjustment: +$101,664.

4 bed 3 bath 2,835 sqft Built 2017
Raw Value $761,615
Adjusted Value $725,894

Adjusted -$48,848 for 224 sqft less living space and +$13,127 for being newer. Net adjustment: -$35,721.

The Neighborhood

This home is valued 75.0% above the R491507D - PALOMA LAKE PLANTATION, GRANDHAVEN median of $499,831. With 695 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 1.7% over the past year.

R491507D - PALOMA LAKE PLANTATION, GRANDHAVEN

outlier high
695 Properties
$499,831 Median Value
-1.7% YoY Change
1% Have Pool
100% Have Garage
This Home
$874,772
Median
$499,831

This home is +75.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $16,618 across all districts. With a homestead exemption claimed, that drops to $15,206 — saving $1,412 per year. That's $1,267 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%$7,813
Paloma Lakes MUD #1MUD0.3725%$3,259
Williamson CountyCounty0.3694%$3,232
Austin Community Collegespecial0.1034%$905
Williamson County ESD #9 - Round RockESD0.0999%$874
Williamson County FM/RdCounty0.0443%$388
Upper Brushy Creek WCIDWater0.0170%$149
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8997%$16,618

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $725,894 would pay approximately $4,531 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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