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2821 PENELOPE CT, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,163 sqftBuilt 2014

Property at a Glance

This home is estimated between $425,056 and $666,679, with a best estimate of $602,518. 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

$425,056 $666,679
Best Estimate
$602,518
WCAD Value
$476,120
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R493607C - PALOMA LAKE SEC 18. The estimated range of $425,056 and $666,679 should be treated as a rough guide.

Comparable Properties (5)

4 bed 3 bath 2,019 sqft Built 2017
Raw Value $409,295
Adjusted Value $439,698

Adjusted +$28,821 for 144 sqft more living space and +$1,582 for being newer. Net adjustment: +$30,403.

2816 PENELOPE CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,883 sqft Built 2015
Raw Value $368,488
Adjusted Value $425,056

Adjusted +$56,041 for 280 sqft more living space and +$527 for being newer. Net adjustment: +$56,568.

4 bed 3 bath 1,921 sqft Built 2017
Raw Value $552,500
Adjusted Value $602,518

Adjusted +$48,436 for 242 sqft more living space and +$1,582 for being newer. Net adjustment: +$50,018.

4 bed 3 bath 1,963 sqft Built 2007
Raw Value $630,342
Adjusted Value $666,679

Adjusted +$40,029 for 200 sqft more living space and -$3,692 for being older. Net adjustment: +$36,337.

4 bed 3 bath 1,891 sqft Built 2009
Raw Value $579,221
Adjusted Value $631,024

Adjusted +$54,440 for 272 sqft more living space and -$2,637 for being older. Net adjustment: +$51,803.

The Neighborhood

This home is valued 22.7% 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
$476,120
Median
$387,915

This home is +22.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,278 across all districts. With a homestead exemption claimed, that drops to $7,940 — saving $1,338 per year. That's $662 per month a buyer should budget. The assessed value increased +0.7% 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%$4,252
Paloma Lakes MUD #2MUD0.4215%$2,007
Williamson CountyCounty0.3694%$1,759
Austin Community Collegespecial0.1034%$492
Williamson County ESD #9 - Round RockESD0.0999%$476
Williamson County FM/RdCounty0.0443%$211
Upper Brushy Creek WCIDWater0.0170%$81
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9487%$9,278
50 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $602,518 would pay approximately $3,761 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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