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3337 CATALINA CV, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,946 sqftBuilt 2020

Property at a Glance

This home is estimated between $531,548 and $805,878, with a best estimate of $610,530. 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

$531,548 $805,878
Best Estimate
$610,530
WCAD Value
$650,833
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 $531,548 and $805,878 should be treated as a rough guide.

Comparable Properties (5)

4 bed 3 bath 2,835 sqft Built 2017
Raw Value $761,615
Adjusted Value $798,948

Adjusted +$24,206 for 111 sqft more living space and +$13,127 for being newer. Net adjustment: +$37,333.

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 $805,878

Adjusted +$123,211 for 565 sqft more living space and +$4,376 for being newer. Net adjustment: +$127,587.

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 $610,530

Adjusted -$59,316 for 272 sqft less living space and +$4,376 for being newer. Net adjustment: -$54,940.

4 bed 3 bath 2,880 sqft Built 2011
Raw Value $515,721
Adjusted Value $569,496

Adjusted +$14,393 for 66 sqft more living space and +$39,382 for being newer. Net adjustment: +$53,775.

4 bed 3 bath 2,422 sqft Built 2016
Raw Value $399,775
Adjusted Value $531,548

Adjusted +$114,270 for 524 sqft more living space and +$17,503 for being newer. Net adjustment: +$131,773.

The Neighborhood

This home is valued 30.2% 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

above average
695 Properties
$499,831 Median Value
-1.7% YoY Change
1% Have Pool
100% Have Garage
This Home
$650,833
Median
$499,831

This home is +30.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,364 across all districts. With a homestead exemption claimed, that drops to $10,993 — saving $1,371 per year. That's $916 per month a buyer should budget. The assessed value increased +4.2% vs the subdivision average of -1.7%. This above-average increase gives a protest opportunity score of 40 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$5,813
Paloma Lakes MUD #1MUD0.3725%$2,424
Williamson CountyCounty0.3694%$2,404
Austin Community Collegespecial0.1034%$673
Williamson County ESD #9 - Round RockESD0.0999%$650
Williamson County FM/RdCounty0.0443%$289
Upper Brushy Creek WCIDWater0.0170%$111
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8997%$12,364
40 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $610,530 would pay approximately $3,811 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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