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15312 SUNNINGDALE ST, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed3 bath2,569 sqftBuilt 2004

Property at a Glance

This home is estimated between $1,211,706 and $1,264,617, with a best estimate of $1,229,653. 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

$1,211,706 $1,264,617
Best Estimate
$1,229,653
WCAD Value
$1,179,115
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 $1,211,706 and $1,264,617. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15316 SUNNINGDALE ST, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
5 bed 4 bath 2,812 sqft Built 2001
Raw Value $1,325,239
Adjusted Value $1,211,706

Adjusted -$113,533 for 243 sqft less living space. Net adjustment: -$113,533.

15308 SUNNINGDALE ST, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
5 bed 4 bath 3,064 sqft Built 2002
Raw Value $1,459,459
Adjusted Value $1,228,188

Adjusted -$231,271 for 495 sqft less living space. Net adjustment: -$231,271.

15313 SUNNINGDALE ST, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,116 sqft Built 2004
Raw Value $1,052,969
Adjusted Value $1,264,617

Adjusted +$211,648 for 453 sqft more living space. Net adjustment: +$211,648.

15320 SUNNINGDALE ST, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,846 sqft Built 2007
Raw Value $1,359,071
Adjusted Value $1,229,653

Adjusted -$129,418 for 277 sqft less living space. Net adjustment: -$129,418.

15304 SUNNINGDALE ST, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,621 sqft Built 2004
Raw Value $1,282,234
Adjusted Value $1,257,939

Adjusted -$24,295 for 52 sqft less living space. Net adjustment: -$24,295.

The Neighborhood

This home is valued 5.1% 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

typical
146 Properties
$1,122,350 Median Value
+11.4% YoY Change
1% Have Pool
100% Have Garage
This Home
$1,179,115
Median
$1,122,350

This home is +5.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $25,293 across all districts. With a homestead exemption claimed, that drops to $22,318 — saving $2,975 per year. That's $1,860 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%$12,816
AustinCity0.5240%$6,179
Williamson CountyCounty0.3694%$4,356
Austin Community Collegespecial0.1034%$1,219
Williamson County FM/RdCounty0.0443%$523
Upper Brushy Creek WCIDWater0.0170%$200
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$25,293

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,229,653 would pay approximately $7,675 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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