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2011 MCILLWAIN CV, CEDAR PARK, TX 78613

CEDAR PARK, 78613 — williamson County

4 bed3 bath1,897 sqftBuilt 2008

Property at a Glance

This home is estimated between $412,370 and $652,684, with a best estimate of $456,529. That places the property below the L315598D - Buttercup Creek Ph 4, Sec 3,4,6 & 9 median of $578,451, in a neighborhood that declined 8.7% over the past year.

Estimated Value Range

$412,370 $652,684
Best Estimate
$456,529
WCAD Value
$560,621
High Confidence

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

Based on 5 comparable properties in L315598D - Buttercup Creek Ph 4, Sec 3,4,6 & 9, this home's estimated market value is between $412,370 and $652,684. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2012 MCILLWAIN CV, CEDAR PARK, TX 78613
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,883 sqft Built 2007
Raw Value $573,439
Adjusted Value $580,801

Adjusted +$3,595 for 14 sqft more living space and +$3,767 for being newer. Net adjustment: +$7,362.

2004 MCILLWAIN CV, CEDAR PARK, TX 78613
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,052 sqft Built 2006
Raw Value $470,659
Adjusted Value $438,396

Adjusted -$39,796 for 155 sqft less living space and +$7,533 for being newer. Net adjustment: -$32,263.

2006 MCILLWAIN CV, CEDAR PARK, TX 78613
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,224 sqft Built 2007
Raw Value $492,561
Adjusted Value $412,370

Adjusted -$83,958 for 327 sqft less living space and +$3,767 for being newer. Net adjustment: -$80,191.

2017 MCILLWAIN CV, CEDAR PARK, TX 78613
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,042 sqft Built 2010
Raw Value $501,291
Adjusted Value $456,529

Adjusted -$37,229 for 145 sqft less living space and -$7,533 for being older. Net adjustment: -$44,762.

2008 MCILLWAIN CV, CEDAR PARK, TX 78613
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,833 sqft Built 2007
Raw Value $632,485
Adjusted Value $652,684

Adjusted +$16,432 for 64 sqft more living space and +$3,767 for being newer. Net adjustment: +$20,199.

The Neighborhood

This home is valued 3.1% below the L315598D - Buttercup Creek Ph 4, Sec 3,4,6 & 9 median of $578,451. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 8.7% over the past year.

L315598D - Buttercup Creek Ph 4, Sec 3,4,6 & 9

typical
1,231 Properties
$578,451 Median Value
-8.7% YoY Change
1% Have Pool
100% Have Garage
This Home
$560,621
Median
$578,451

This home is -3.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,106 across all districts. With a homestead exemption claimed, that drops to $9,461 — saving $1,645 per year. That's $788 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
Leander ISDSchool1.0869%$6,093
Williamson CountyCounty0.3694%$2,071
Cedar ParkCity0.3600%$2,018
Austin Community Collegespecial0.1034%$580
Williamson County FM/RdCounty0.0443%$249
Upper Brushy Creek WCIDWater0.0170%$95
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9811%$11,106

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $456,529 would pay approximately $2,850 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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