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3508 PENELOPE WAY, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,788 sqftBuilt 2011

Property at a Glance

This home is estimated between $335,842 and $363,662, with a best estimate of $357,019. That places the property below the R493607C - PALOMA LAKE SEC 18 median of $387,915, in a neighborhood that declined 9.2% over the past year.

Estimated Value Range

$335,842 $363,662
Best Estimate
$357,019
WCAD Value
$356,465
Low Confidence

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

There are 5 comparable properties within range, but few are in R493607C - PALOMA LAKE SEC 18. The estimated range of $335,842 and $363,662 should be treated as a rough guide.

Comparable Properties (5)

3504 PENELOPE WAY, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,952 sqft Built 2011
Raw Value $368,666
Adjusted Value $335,842

Adjusted -$32,824 for 164 sqft less living space. Net adjustment: -$32,824.

3512 PENELOPE WAY, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,010 sqft Built 2012
Raw Value $400,606
Adjusted Value $356,700

Adjusted -$44,433 for 222 sqft less living space and +$527 for being newer. Net adjustment: -$43,906.

3 bed 2 bath 1,840 sqft Built 2006
Raw Value $376,707
Adjusted Value $363,662

Adjusted -$10,408 for 52 sqft less living space and -$2,637 for being older. Net adjustment: -$13,045.

3 bed 2 bath 1,847 sqft Built 2006
Raw Value $371,465
Adjusted Value $357,019

Adjusted -$11,809 for 59 sqft less living space and -$2,637 for being older. Net adjustment: -$14,446.

3 bed 2 bath 1,868 sqft Built 2006
Raw Value $381,143
Adjusted Value $362,494

Adjusted -$16,012 for 80 sqft less living space and -$2,637 for being older. Net adjustment: -$18,649.

The Neighborhood

This home is valued 8.1% below the R493607C - PALOMA LAKE SEC 18 median of $387,915. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 9.2% over the past year.

R493607C - PALOMA LAKE SEC 18

typical
295 Properties
$387,915 Median Value
-9.2% YoY Change
0% Have Pool
100% Have Garage
This Home
$356,465
Median
$387,915

This home is -8.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,946 across all districts. With a homestead exemption claimed, that drops to $5,630 — saving $1,316 per year. That's $469 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%$3,184
Paloma Lakes MUD #2MUD0.4215%$1,502
Williamson CountyCounty0.3694%$1,317
Austin Community Collegespecial0.1034%$369
Williamson County ESD #9 - Round RockESD0.0999%$356
Williamson County FM/RdCounty0.0443%$158
Upper Brushy Creek WCIDWater0.0170%$61
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9487%$6,946

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $357,019 would pay approximately $2,229 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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