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15109 SUNNINGDALE ST, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath2,034 sqftBuilt 2002

Property at a Glance

This home is estimated between $879,095 and $1,003,586, with a best estimate of $908,861. That places the property below the L572601A - Avery Estates & GOLF CLUB @ AVERY RANCH median of $1,122,350, in a neighborhood that appreciated 11.4% over the past year.

Estimated Value Range

$879,095 $1,003,586
Best Estimate
$908,861
WCAD Value
$1,023,744
High Confidence

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

Based on 5 comparable properties in L572601A - Avery Estates & GOLF CLUB @ AVERY RANCH, this home's estimated market value is between $879,095 and $1,003,586. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15101 SUNNINGDALE ST, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 2,576 sqft Built 2006
Raw Value $1,132,325
Adjusted Value $879,095

Adjusted -$253,230 for 542 sqft less living space. Net adjustment: -$253,230.

10213 SUNNINGDALE CV, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,672 sqft Built 2002
Raw Value $1,209,851
Adjusted Value $911,768

Adjusted -$298,083 for 638 sqft less living space. Net adjustment: -$298,083.

10208 SUNNINGDALE CV, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,438 sqft Built 2002
Raw Value $1,192,341
Adjusted Value $1,003,586

Adjusted -$188,755 for 404 sqft less living space. Net adjustment: -$188,755.

15112 SUNNINGDALE ST, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,672 sqft Built 2004
Raw Value $1,206,944
Adjusted Value $908,861

Adjusted -$298,083 for 638 sqft less living space. Net adjustment: -$298,083.

15108 SUNNINGDALE ST, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 3 bath 2,458 sqft Built 2003
Raw Value $1,090,822
Adjusted Value $892,723

Adjusted -$198,099 for 424 sqft less living space. Net adjustment: -$198,099.

The Neighborhood

This home is valued 8.8% below the L572601A - Avery Estates & GOLF CLUB @ AVERY RANCH median of $1,122,350. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 11.4% over the past year.

L572601A - Avery Estates & GOLF CLUB @ AVERY RANCH

typical
146 Properties
$1,122,350 Median Value
+11.4% YoY Change
1% Have Pool
100% Have Garage
This Home
$1,023,744
Median
$1,122,350

This home is -8.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $21,012 across all districts. With a homestead exemption claimed, that drops to $18,283 — saving $2,729 per year. That's $1,524 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%$10,647
AustinCity0.5240%$5,133
Williamson CountyCounty0.3694%$3,619
Austin Community Collegespecial0.1034%$1,013
Williamson County FM/RdCounty0.0443%$434
Upper Brushy Creek WCIDWater0.0170%$167
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$21,012

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $908,861 would pay approximately $5,673 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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