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15317 SUNNINGDALE ST, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

5 bed4 bath3,117 sqftBuilt 2007

Property at a Glance

This home is estimated between $1,357,986 and $1,485,686, with a best estimate of $1,435,149. That places the property above 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

$1,357,986 $1,485,686
Best Estimate
$1,435,149
WCAD Value
$1,304,131
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 $1,357,986 and $1,485,686. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

10404 AVERY CLUB DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,930 sqft Built 2003
Raw Value $1,270,617
Adjusted Value $1,357,986

Adjusted +$87,369 for 187 sqft more living space. Net adjustment: +$87,369.

15320 SUNNINGDALE ST, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 3 bath 2,846 sqft Built 2007
Raw Value $1,359,071
Adjusted Value $1,485,686

Adjusted +$126,615 for 271 sqft more living space. Net adjustment: +$126,615.

15316 SUNNINGDALE ST, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
5 bed 4 bath 2,812 sqft Built 2001
Raw Value $1,325,239
Adjusted Value $1,467,739

Adjusted +$142,500 for 305 sqft more living space. Net adjustment: +$142,500.

15312 SUNNINGDALE ST, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 3 bath 2,569 sqft Built 2004
Raw Value $1,179,115
Adjusted Value $1,435,149

Adjusted +$256,034 for 548 sqft more living space. Net adjustment: +$256,034.

15305 SUNNINGDALE ST, AUSTIN, TX 78717
0.06 mi 100% similar Same subdivision
4 bed 3 bath 2,665 sqft Built 2004
Raw Value $1,216,043
Adjusted Value $1,427,224

Adjusted +$211,181 for 452 sqft more living space. Net adjustment: +$211,181.

The Neighborhood

This home is valued 16.2% above the L572601A - Avery Estates & GOLF CLUB @ AVERY RANCH median of $1,122,350. With 146 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 11.4% over the past year.

L572601A - Avery Estates & GOLF CLUB @ AVERY RANCH

above average
146 Properties
$1,122,350 Median Value
+11.4% YoY Change
1% Have Pool
100% Have Garage
This Home
$1,304,131
Median
$1,122,350

This home is +16.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $25,521 across all districts. With a homestead exemption claimed, that drops to $22,533 — saving $2,988 per year. That's $1,878 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%$12,931
AustinCity0.5240%$6,235
Williamson CountyCounty0.3694%$4,396
Austin Community Collegespecial0.1034%$1,230
Williamson County FM/RdCounty0.0443%$527
Upper Brushy Creek WCIDWater0.0170%$202
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$25,521

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,435,149 would pay approximately $8,958 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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