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

2570 LOS ALAMOS PASS, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,590 sqftBuilt 2011

Property at a Glance

This home is estimated between $475,841 and $557,961, with a best estimate of $523,998. That places the property below the R491607C - PALOMA LAKE DREES /TAYLOR median of $579,346, in a neighborhood that declined 5.0% over the past year.

Estimated Value Range

$475,841 $557,961
Best Estimate
$523,998
WCAD Value
$465,571
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 $475,841 and $557,961. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

2733 SAN MILAN PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,650 sqft Built 2015
Raw Value $543,541
Adjusted Value $540,358

Adjusted -$13,997 for 60 sqft less living space and +$10,814 for being newer. Net adjustment: -$3,183.

3 bed 2 bath 2,331 sqft Built 2014
Raw Value $489,431
Adjusted Value $557,961

Adjusted +$60,420 for 259 sqft more living space and +$8,110 for being newer. Net adjustment: +$68,530.

2820 SAINT FEDERICO WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,825 sqft Built 2013
Raw Value $540,858
Adjusted Value $491,444

Adjusted -$54,821 for 235 sqft less living space and +$5,407 for being newer. Net adjustment: -$49,414.

2612 LOS ALAMOS PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,613 sqft Built 2012
Raw Value $526,660
Adjusted Value $523,998

Adjusted -$5,365 for 23 sqft less living space and +$2,703 for being newer. Net adjustment: -$2,662.

2745 SAN MILAN PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,936 sqft Built 2014
Raw Value $548,447
Adjusted Value $475,841

Adjusted -$80,716 for 346 sqft less living space and +$8,110 for being newer. Net adjustment: -$72,606.

The Neighborhood

This home is valued 19.6% below the R491607C - PALOMA LAKE DREES /TAYLOR median of $579,346. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 5.0% over the past year.

R491607C - PALOMA LAKE DREES /TAYLOR

below average
431 Properties
$579,346 Median Value
-5.0% YoY Change
0% Have Pool
100% Have Garage
This Home
$465,571
Median
$579,346

This home is -19.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,844 across all districts. With a homestead exemption claimed, that drops to $7,508 — saving $1,336 per year. That's $626 per month a buyer should budget. The assessed value increased +1.3% vs the subdivision average of -5.0%. This above-average increase gives a protest opportunity score of 32 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,158
Paloma Lakes MUD #1MUD0.3725%$1,734
Williamson CountyCounty0.3694%$1,720
Austin Community Collegespecial0.1034%$481
Williamson County ESD #9 - Round RockESD0.0999%$465
Williamson County FM/RdCounty0.0443%$206
Upper Brushy Creek WCIDWater0.0170%$79
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8997%$8,844
32 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $523,998 would pay approximately $3,271 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