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3540 PENELOPE WAY, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

5 bed2 bath1,958 sqftBuilt 2011

Property at a Glance

This home is estimated between $369,026 and $581,987, with a best estimate of $379,433. 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

$369,026 $581,987
Best Estimate
$379,433
WCAD Value
$482,503
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $369,026 and $581,987. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

3536 PENELOPE WAY, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,950 sqft Built 2011
Raw Value $377,832
Adjusted Value $379,433

Adjusted +$1,601 for 8 sqft more living space. Net adjustment: +$1,601.

3532 PENELOPE WAY, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,666 sqft Built 2011
Raw Value $523,544
Adjusted Value $581,987

Adjusted +$58,443 for 292 sqft more living space. Net adjustment: +$58,443.

3528 PENELOPE WAY, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,924 sqft Built 2012
Raw Value $371,164
Adjusted Value $378,496

Adjusted +$6,805 for 34 sqft more living space and +$527 for being newer. Net adjustment: +$7,332.

3524 PENELOPE WAY, ROUND ROCK, TX 78665
0.05 mi 100% similar Same subdivision
3 bed 2 bath 2,075 sqft Built 2012
Raw Value $391,916
Adjusted Value $369,026

Adjusted -$23,417 for 117 sqft less living space and +$527 for being newer. Net adjustment: -$22,890.

4 bed 2 bath 2,064 sqft Built 2007
Raw Value $455,818
Adjusted Value $432,492

Adjusted -$21,216 for 106 sqft less living space and -$2,110 for being older. Net adjustment: -$23,326.

The Neighborhood

This home is valued 24.4% 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
$482,503
Median
$387,915

This home is +24.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,402 across all districts. With a homestead exemption claimed, that drops to $8,063 — saving $1,339 per year. That's $672 per month a buyer should budget. The assessed value increased +1.0% 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%$4,309
Paloma Lakes MUD #2MUD0.4215%$2,034
Williamson CountyCounty0.3694%$1,783
Austin Community Collegespecial0.1034%$499
Williamson County ESD #9 - Round RockESD0.0999%$482
Williamson County FM/RdCounty0.0443%$214
Upper Brushy Creek WCIDWater0.0170%$82
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9487%$9,402
50 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $379,433 would pay approximately $2,368 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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