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3701 PENELOPE WAY, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,150 sqftBuilt 2015

Property at a Glance

This home is estimated between $380,393 and $524,602, with a best estimate of $502,238. That places the property above the R493607C - PALOMA LAKE SEC 18 median of $387,915, in a neighborhood that declined 9.2% over the past year.

Estimated Value Range

$380,393 $524,602
Best Estimate
$502,238
WCAD Value
$478,733
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 $380,393 and $524,602. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

3705 PENELOPE WAY, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,927 sqft Built 2015
Raw Value $377,377
Adjusted Value $422,010

Adjusted +$44,633 for 223 sqft more living space. Net adjustment: +$44,633.

3709 PENELOPE WAY, ROUND ROCK, TX 78665
0.05 mi 100% similar Same subdivision
3 bed 2 bath 2,260 sqft Built 2015
Raw Value $402,409
Adjusted Value $380,393

Adjusted -$22,016 for 110 sqft less living space. Net adjustment: -$22,016.

3621 PENELOPE WAY, ROUND ROCK, TX 78665
0.05 mi 93% similar Same subdivision
5 bed 3 bath 1,985 sqft Built 2012
Raw Value $484,686
Adjusted Value $516,128

Adjusted +$33,024 for 165 sqft more living space and -$1,582 for being older. Net adjustment: +$31,442.

5 bed 3 bath 1,784 sqft Built 2024
Raw Value $446,601
Adjusted Value $524,602

Adjusted +$73,254 for 366 sqft more living space and +$4,747 for being newer. Net adjustment: +$78,001.

4 bed 3 bath 1,697 sqft Built 2001
Raw Value $418,957
Adjusted Value $502,238

Adjusted +$90,666 for 453 sqft more living space and -$7,385 for being older. Net adjustment: +$83,281.

The Neighborhood

This home is valued 23.4% above the R493607C - PALOMA LAKE SEC 18 median of $387,915. With 295 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.2% over the past year.

R493607C - PALOMA LAKE SEC 18

above average
295 Properties
$387,915 Median Value
-9.2% YoY Change
0% Have Pool
100% Have Garage
This Home
$478,733
Median
$387,915

This home is +23.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,329 across all districts. With a homestead exemption claimed, that drops to $7,990 — saving $1,339 per year. That's $666 per month a buyer should budget. The assessed value increased +0.8% vs the subdivision average of -9.2%. This above-average increase gives a protest opportunity score of 50 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,276
Paloma Lakes MUD #2MUD0.4215%$2,018
Williamson CountyCounty0.3694%$1,769
Austin Community Collegespecial0.1034%$495
Williamson County ESD #9 - Round RockESD0.0999%$478
Williamson County FM/RdCounty0.0443%$212
Upper Brushy Creek WCIDWater0.0170%$81
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9487%$9,329
50 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $502,238 would pay approximately $3,135 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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