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540 CASCADA LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath2,280 sqftBuilt 2013

Property at a Glance

This home is estimated between $686,730 and $1,020,468, with a best estimate of $865,435. That places the property above the R100411D - SENDERO SPRINGS SEC. 6 median of $691,941, in a neighborhood that declined 7.4% over the past year.

Estimated Value Range

$686,730 $1,020,468
Best Estimate
$865,435
WCAD Value
$742,522
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 $686,730 and $1,020,468 should be treated as a rough guide.

Comparable Properties (5)

4 bed 3 bath 2,219 sqft Built 2007
Raw Value $904,649
Adjusted Value $983,785

Adjusted +$22,483 for 61 sqft more living space and +$56,653 for being newer. Net adjustment: +$79,136.

339 CASCADA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,811 sqft Built 2014
Raw Value $702,015
Adjusted Value $865,435

Adjusted +$172,862 for 469 sqft more living space and -$9,442 for being older. Net adjustment: +$163,420.

616 CASCADA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,221 sqft Built 2014
Raw Value $741,595
Adjusted Value $753,899

Adjusted +$21,746 for 59 sqft more living space and -$9,442 for being older. Net adjustment: +$12,304.

4 bed 3 bath 1,916 sqft Built 2014
Raw Value $562,011
Adjusted Value $686,730

Adjusted +$134,161 for 364 sqft more living space and -$9,442 for being older. Net adjustment: +$124,719.

4 bed 3 bath 2,154 sqft Built 2001
Raw Value $860,722
Adjusted Value $1,020,468

Adjusted +$46,440 for 126 sqft more living space and +$113,306 for being newer. Net adjustment: +$159,746.

The Neighborhood

This home is valued 7.3% above the R100411D - SENDERO SPRINGS SEC. 6 median of $691,941. With 189 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 7.4% over the past year.

R100411D - SENDERO SPRINGS SEC. 6

typical
189 Properties
$691,941 Median Value
-7.4% YoY Change
1% Have Pool
100% Have Garage
This Home
$742,522
Median
$691,941

This home is +7.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $14,881 across all districts. With a homestead exemption claimed, that drops to $13,493 — saving $1,388 per year. That's $1,124 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%$6,631
Brushy Creek MUDMUD0.3868%$2,872
Williamson CountyCounty0.3694%$2,743
Austin Community Collegespecial0.1034%$768
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$743
Brushy Creek MUD Defined AreaMUD0.0900%$668
Williamson County FM/RdCounty0.0443%$329
Upper Brushy Creek WCIDWater0.0170%$126
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$14,881

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $865,435 would pay approximately $5,402 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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