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9509 STANWICH DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed3 bath1,178 sqftBuilt 2006

Property at a Glance

This home is estimated between $605,522 and $667,847, with a best estimate of $647,447. That places the property below the R251501D - Avery Ranch South median of $708,305, in a neighborhood that declined 3.8% over the past year.

Estimated Value Range

$605,522 $667,847
Best Estimate
$647,447
WCAD Value
$660,067
High Confidence

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

Based on 5 comparable properties in R251501D - Avery Ranch South, this home's estimated market value is between $605,522 and $667,847. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9513 STANWICH DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,162 sqft Built 2007
Raw Value $643,222
Adjusted Value $647,447

Adjusted +$5,618 for 16 sqft more living space and -$1,393 for being older. Net adjustment: +$4,225.

9517 STANWICH DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,162 sqft Built 2007
Raw Value $643,590
Adjusted Value $647,815

Adjusted +$5,618 for 16 sqft more living space and -$1,393 for being older. Net adjustment: +$4,225.

9504 EAGLE KNOLL DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,111 sqft Built 2006
Raw Value $581,995
Adjusted Value $605,522

Adjusted +$23,527 for 67 sqft more living space. Net adjustment: +$23,527.

9500 EAGLE KNOLL DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,126 sqft Built 2006
Raw Value $649,587
Adjusted Value $667,847

Adjusted +$18,260 for 52 sqft more living space. Net adjustment: +$18,260.

9512 STANWICH DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,569 sqft Built 2006
Raw Value $766,436
Adjusted Value $629,137

Adjusted -$137,299 for 391 sqft less living space. Net adjustment: -$137,299.

The Neighborhood

This home is valued 6.8% below the R251501D - Avery Ranch South median of $708,305. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 3.8% over the past year.

R251501D - Avery Ranch South

typical
635 Properties
$708,305 Median Value
-3.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$660,067
Median
$708,305

This home is -6.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $12,880 across all districts. With a homestead exemption claimed, that drops to $10,816 — saving $2,064 per year. That's $901 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%$5,895
AustinCity0.5240%$3,459
Williamson CountyCounty0.3694%$2,439
Austin Community Collegespecial0.1034%$683
Williamson County FM/RdCounty0.0443%$293
Upper Brushy Creek WCIDWater0.0170%$112
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$12,880

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $647,447 would pay approximately $4,041 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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