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4200 ADAGIO PL, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,051 sqftBuilt 2006

Property at a Glance

This home is estimated between $564,155 and $888,198, with a best estimate of $753,589. That places the property above the R101506D - Sendero Springs Sec 4,5 East of SS Dr. median of $692,215, in a neighborhood that appreciated 3.8% over the past year.

Estimated Value Range

$564,155 $888,198
Best Estimate
$753,589
WCAD Value
$579,844
High Confidence

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

Based on 5 comparable properties in R101506D - Sendero Springs Sec 4,5 East of SS Dr., this home's estimated market value is between $564,155 and $888,198. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4204 ADAGIO PL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,780 sqft Built 2007
Raw Value $728,366
Adjusted Value $831,519

Adjusted +$99,957 for 271 sqft more living space and +$3,196 for being newer. Net adjustment: +$103,153.

4308 ADAGIO PL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,069 sqft Built 2008
Raw Value $627,256
Adjusted Value $627,008

Adjusted -$6,639 for 18 sqft less living space and +$6,391 for being newer. Net adjustment: -$248.

4205 ADAGIO PL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,120 sqft Built 2006
Raw Value $589,605
Adjusted Value $564,155

Adjusted -$25,450 for 69 sqft less living space. Net adjustment: -$25,450.

4213 ADAGIO PL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,877 sqft Built 2006
Raw Value $689,410
Adjusted Value $753,589

Adjusted +$64,179 for 174 sqft more living space. Net adjustment: +$64,179.

4228 ADAGIO PL, ROUND ROCK, TX 78681
0.00 mi 99% similar Same subdivision
4 bed 3 bath 1,682 sqft Built 2008
Raw Value $745,703
Adjusted Value $888,198

Adjusted +$136,104 for 369 sqft more living space and +$6,391 for being newer. Net adjustment: +$142,495.

The Neighborhood

This home is valued 16.2% below the R101506D - Sendero Springs Sec 4,5 East of SS Dr. median of $692,215. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 3.8% over the past year.

R101506D - Sendero Springs Sec 4,5 East of SS Dr.

below average
299 Properties
$692,215 Median Value
+3.8% YoY Change
0% Have Pool
97% Have Garage
This Home
$579,844
Median
$692,215

This home is -16.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,356 across all districts. With a homestead exemption claimed, that drops to $10,001 — saving $1,355 per year. That's $833 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%$5,061
Brushy Creek MUDMUD0.3868%$2,192
Williamson CountyCounty0.3694%$2,093
Austin Community Collegespecial0.1034%$586
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$567
Brushy Creek MUD Defined AreaMUD0.0900%$510
Williamson County FM/RdCounty0.0443%$251
Upper Brushy Creek WCIDWater0.0170%$96
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$11,356

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $753,589 would pay approximately $4,704 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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