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

125 ALONDRA WAY, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,997 sqftBuilt 2014

Property at a Glance

This home is estimated between $584,566 and $781,796, with a best estimate of $644,716. That places the property below the R100411D - SENDERO SPRINGS SEC. 6 median of $691,941, in a neighborhood that declined 7.4% over the past year.

Estimated Value Range

$584,566 $781,796
Best Estimate
$644,716
WCAD Value
$540,872
Low Confidence

Based on 5 comparable properties(2 in the same subdivision)

There are 5 comparable properties within range, but few are in R100411D - SENDERO SPRINGS SEC. 6. The estimated range of $584,566 and $781,796 should be treated as a rough guide.

Comparable Properties (5)

129 ALONDRA WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,239 sqft Built 2014
Raw Value $821,330
Adjusted Value $732,135

Adjusted -$89,195 for 242 sqft less living space. Net adjustment: -$89,195.

3 bed 2 bath 2,042 sqft Built 1992
Raw Value $401,968
Adjusted Value $593,109

Adjusted -$16,586 for 45 sqft less living space and +$207,727 for being newer. Net adjustment: +$191,141.

3 bed 2 bath 1,982 sqft Built 1989
Raw Value $403,133
Adjusted Value $644,716

Adjusted +$5,529 for 15 sqft more living space and +$236,054 for being newer. Net adjustment: +$241,583.

3 bed 2 bath 2,156 sqft Built 1992
Raw Value $435,442
Adjusted Value $584,566

Adjusted -$58,603 for 159 sqft less living space and +$207,727 for being newer. Net adjustment: +$149,124.

128 W ADELANTA PL, ROUND ROCK, TX 78681
0.00 mi 93% similar Same subdivision
3 bed 2 bath 1,606 sqft Built 2013
Raw Value $628,241
Adjusted Value $781,796

Adjusted +$144,113 for 391 sqft more living space and +$9,442 for being newer. Net adjustment: +$153,555.

The Neighborhood

This home is valued 21.8% below the R100411D - SENDERO SPRINGS SEC. 6 median of $691,941. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 7.4% over the past year.

R100411D - SENDERO SPRINGS SEC. 6

below average
189 Properties
$691,941 Median Value
-7.4% YoY Change
1% Have Pool
100% Have Garage
This Home
$540,872
Median
$691,941

This home is -21.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,840 across all districts. With a homestead exemption claimed, that drops to $9,489 — saving $1,351 per year. That's $791 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%$4,831
Brushy Creek MUDMUD0.3868%$2,092
Williamson CountyCounty0.3694%$1,998
Austin Community Collegespecial0.1034%$559
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$541
Brushy Creek MUD Defined AreaMUD0.0900%$487
Williamson County FM/RdCounty0.0443%$240
Upper Brushy Creek WCIDWater0.0170%$92
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$10,840

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $644,716 would pay approximately $4,024 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