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3379 CATALINA CV, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

5 bed4 bath2,437 sqftBuilt 2019

Property at a Glance

This home is estimated between $416,173 and $690,503, with a best estimate of $626,478. 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

$416,173 $690,503
Best Estimate
$626,478
WCAD Value
$864,894
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 $416,173 and $690,503 should be treated as a rough guide.

Comparable Properties (5)

5 bed 4 bath 2,205 sqft Built 2017
Raw Value $567,133
Adjusted Value $626,478

Adjusted +$50,593 for 232 sqft more living space and +$8,752 for being newer. Net adjustment: +$59,345.

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 $690,503

Adjusted +$12,212 for 56 sqft more living space. Net adjustment: +$12,212.

5 bed 4 bath 2,779 sqft Built 2017
Raw Value $755,538
Adjusted Value $689,709

Adjusted -$74,581 for 342 sqft less living space and +$8,752 for being newer. Net adjustment: -$65,829.

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 $495,155

Adjusted -$170,315 for 781 sqft less living space. Net adjustment: -$170,315.

4 bed 3 bath 2,422 sqft Built 2016
Raw Value $399,775
Adjusted Value $416,173

Adjusted +$3,271 for 15 sqft more living space and +$13,127 for being newer. Net adjustment: +$16,398.

The Neighborhood

This home is valued 73.0% 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
$864,894
Median
$499,831

This home is +73.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $16,430 across all districts. With a homestead exemption claimed, that drops to $15,020 — saving $1,410 per year. That's $1,252 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%$7,724
Paloma Lakes MUD #1MUD0.3725%$3,222
Williamson CountyCounty0.3694%$3,195
Austin Community Collegespecial0.1034%$894
Williamson County ESD #9 - Round RockESD0.0999%$864
Williamson County FM/RdCounty0.0443%$383
Upper Brushy Creek WCIDWater0.0170%$147
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8997%$16,430

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $626,478 would pay approximately $3,910 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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