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

3619 PONCE DE LEON PASS, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,532 sqftBuilt 2019

Property at a Glance

This home is estimated between $415,714 and $693,279, with a best estimate of $509,848. That places the property below the R494617D - PALOMA LAKE SEC 26 median of $605,828, in a neighborhood that declined 4.5% over the past year.

Estimated Value Range

$415,714 $693,279
Best Estimate
$509,848
WCAD Value
$509,730
Low Confidence

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

There are 5 comparable properties within range, but few are in R494617D - PALOMA LAKE SEC 26. The estimated range of $415,714 and $693,279 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 2,331 sqft Built 2014
Raw Value $489,431
Adjusted Value $543,515

Adjusted +$51,320 for 201 sqft more living space and +$2,764 for being newer. Net adjustment: +$54,084.

3 bed 2 bath 2,613 sqft Built 2012
Raw Value $526,660
Adjusted Value $509,848

Adjusted -$20,681 for 81 sqft less living space and +$3,869 for being newer. Net adjustment: -$16,812.

3561 PONCE DE LEON PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,097 sqft Built 2020
Raw Value $582,767
Adjusted Value $693,279

Adjusted +$111,065 for 435 sqft more living space and -$553 for being older. Net adjustment: +$110,512.

3 bed 2 bath 2,659 sqft Built 2006
Raw Value $440,954
Adjusted Value $415,714

Adjusted -$32,426 for 127 sqft less living space and +$7,186 for being newer. Net adjustment: -$25,240.

4 bed 3 bath 2,552 sqft Built 2016
Raw Value $504,146
Adjusted Value $500,698

Adjusted -$5,106 for 20 sqft less living space and +$1,658 for being newer. Net adjustment: -$3,448.

The Neighborhood

This home is valued 15.9% below the R494617D - PALOMA LAKE SEC 26 median of $605,828. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 4.5% over the past year.

R494617D - PALOMA LAKE SEC 26

below average
172 Properties
$605,828 Median Value
-4.5% YoY Change
1% Have Pool
100% Have Garage
This Home
$509,730
Median
$605,828

This home is -15.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,933 across all districts. With a homestead exemption claimed, that drops to $8,589 — saving $1,344 per year. That's $716 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%$4,552
Paloma Lakes MUD #2MUD0.4215%$2,149
Williamson CountyCounty0.3694%$1,883
Austin Community Collegespecial0.1034%$527
Williamson County ESD #9 - Round RockESD0.0999%$509
Williamson County FM/RdCounty0.0443%$226
Upper Brushy Creek WCIDWater0.0170%$87
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9487%$9,933

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $509,848 would pay approximately $3,182 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