Beta Williamson County, TX only — data and coverage are limited during early access.

3341 CATALINA CV, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2,410 sqftBuilt 2021

Property at a Glance

This home is estimated between $419,037 and $693,367, with a best estimate of $498,019. That places the property below the R491507D - PALOMA LAKE PLANTATION, GRANDHAVEN median of $499,831, in a neighborhood that declined 1.7% over the past year.

Estimated Value Range

$419,037 $693,367
Best Estimate
$498,019
WCAD Value
$801,220
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 $419,037 and $693,367 should be treated as a rough guide.

Comparable Properties (5)

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 $693,367

Adjusted +$6,324 for 29 sqft more living space and +$8,752 for being newer. Net adjustment: +$15,076.

3 bed 2 bath 2,219 sqft Built 2018
Raw Value $441,664
Adjusted Value $496,443

Adjusted +$41,652 for 191 sqft more living space and +$13,127 for being newer. Net adjustment: +$54,779.

3364 CATALINA CV, ROUND ROCK, TX 78665
0.00 mi 99% similar Same subdivision
4 bed 3 bath 3,218 sqft Built 2019
Raw Value $665,470
Adjusted Value $498,019

Adjusted -$176,203 for 808 sqft less living space and +$8,752 for being newer. Net adjustment: -$167,451.

4 bed 3 bath 2,422 sqft Built 2016
Raw Value $399,775
Adjusted Value $419,037

Adjusted -$2,617 for 12 sqft less living space and +$21,879 for being newer. Net adjustment: +$19,262.

3 bed 2 bath 2,159 sqft Built 2014
Raw Value $416,078
Adjusted Value $501,445

Adjusted +$54,736 for 251 sqft more living space and +$30,631 for being newer. Net adjustment: +$85,367.

The Neighborhood

This home is valued 60.3% 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
$801,220
Median
$499,831

This home is +60.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $15,221 across all districts. With a homestead exemption claimed, that drops to $13,822 — saving $1,399 per year. That's $1,152 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%$7,156
Paloma Lakes MUD #1MUD0.3725%$2,985
Williamson CountyCounty0.3694%$2,960
Austin Community Collegespecial0.1034%$828
Williamson County ESD #9 - Round RockESD0.0999%$801
Williamson County FM/RdCounty0.0443%$355
Upper Brushy Creek WCIDWater0.0170%$136
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8997%$15,221

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $498,019 would pay approximately $3,109 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.

View full property details