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

109 W ADELANTA PL, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,595 sqftBuilt 2013

Property at a Glance

This home is estimated between $396,390 and $644,147, with a best estimate of $583,221. 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

$396,390 $644,147
Best Estimate
$583,221
WCAD Value
$587,877
High Confidence

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

Based on 5 comparable properties in R100411D - SENDERO SPRINGS SEC. 6, this home's estimated market value is between $396,390 and $644,147. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

101 E ADELANTA PL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,949 sqft Built 2012
Raw Value $517,424
Adjusted Value $396,390

Adjusted -$130,476 for 354 sqft less living space and +$9,442 for being newer. Net adjustment: -$121,034.

109 CASCADA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,604 sqft Built 2013
Raw Value $586,538
Adjusted Value $583,221

Adjusted -$3,317 for 9 sqft less living space. Net adjustment: -$3,317.

104 E ADELANTA PL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,770 sqft Built 2014
Raw Value $692,535
Adjusted Value $618,592

Adjusted -$64,501 for 175 sqft less living space and -$9,442 for being older. Net adjustment: -$73,943.

101 CASCADA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,760 sqft Built 2012
Raw Value $695,520
Adjusted Value $644,147

Adjusted -$60,815 for 165 sqft less living space and +$9,442 for being newer. Net adjustment: -$51,373.

105 CASCADA LN, ROUND ROCK, TX 78681
0.00 mi 99% similar Same subdivision
4 bed 3 bath 2,245 sqft Built 2013
Raw Value $733,212
Adjusted Value $493,638

Adjusted -$239,574 for 650 sqft less living space. Net adjustment: -$239,574.

The Neighborhood

This home is valued 15.0% 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
$587,877
Median
$691,941

This home is -15.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,782 across all districts. With a homestead exemption claimed, that drops to $10,423 — saving $1,359 per year. That's $869 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%$5,250
Brushy Creek MUDMUD0.3868%$2,274
Williamson CountyCounty0.3694%$2,172
Austin Community Collegespecial0.1034%$608
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$588
Brushy Creek MUD Defined AreaMUD0.0900%$529
Williamson County FM/RdCounty0.0443%$261
Upper Brushy Creek WCIDWater0.0170%$100
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$11,782

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $583,221 would pay approximately $3,640 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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