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

3332 COLUMBUS WAY, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,233 sqftBuilt 2019

Property at a Glance

This home is estimated between $453,828 and $690,590, with a best estimate of $494,275. That places the property below the R491607C - PALOMA LAKE DREES /TAYLOR median of $579,346, in a neighborhood that declined 5.0% over the past year.

Estimated Value Range

$453,828 $690,590
Best Estimate
$494,275
WCAD Value
$538,231
Medium Confidence

Based on 5 comparable properties(3 in the same subdivision)

Based on 5 comparable properties (3 in the same subdivision, 2 nearby), the estimated range is $453,828 and $690,590. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

3 bed 2 bath 2,325 sqft Built 2018
Raw Value $477,993
Adjusted Value $453,828

Adjusted -$21,462 for 92 sqft less living space and -$2,703 for being older. Net adjustment: -$24,165.

3328 COLUMBUS WAY, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,195 sqft Built 2019
Raw Value $539,224
Adjusted Value $548,089

Adjusted +$8,865 for 38 sqft more living space. Net adjustment: +$8,865.

3336 COLUMBUS WAY, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,175 sqft Built 2019
Raw Value $480,745
Adjusted Value $494,275

Adjusted +$13,530 for 58 sqft more living space. Net adjustment: +$13,530.

3 bed 2,197 sqft Built 2021
Raw Value $676,785
Adjusted Value $690,590

Adjusted +$8,398 for 36 sqft more living space and +$5,407 for being newer. Net adjustment: +$13,805.

3340 COLUMBUS WAY, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,313 sqft Built 2019
Raw Value $494,572
Adjusted Value $475,909

Adjusted -$18,663 for 80 sqft less living space. Net adjustment: -$18,663.

The Neighborhood

This home is valued 7.1% below the R491607C - PALOMA LAKE DREES /TAYLOR median of $579,346. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 5.0% over the past year.

R491607C - PALOMA LAKE DREES /TAYLOR

typical
431 Properties
$579,346 Median Value
-5.0% YoY Change
0% Have Pool
100% Have Garage
This Home
$538,231
Median
$579,346

This home is -7.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,488 across all districts. With a homestead exemption claimed, that drops to $9,139 — saving $1,349 per year. That's $762 per month a buyer should budget. The assessed value increased +1.0% vs the subdivision average of -5.0%. This above-average increase gives a protest opportunity score of 30 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,807
Paloma Lakes MUD #2MUD0.4215%$2,269
Williamson CountyCounty0.3694%$1,988
Austin Community Collegespecial0.1034%$557
Williamson County ESD #9 - Round RockESD0.0999%$538
Williamson County FM/RdCounty0.0443%$239
Upper Brushy Creek WCIDWater0.0170%$91
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9487%$10,488
30 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $494,275 would pay approximately $3,085 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