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9517 STANWICH DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,162 sqftBuilt 2007

Property at a Glance

This home is estimated between $565,666 and $655,842, with a best estimate of $643,222. 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

$565,666 $655,842
Best Estimate
$643,222
WCAD Value
$643,590
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 $565,666 and $655,842. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9521 STANWICH DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,580 sqft Built 2006
Raw Value $721,807
Adjusted Value $576,420

Adjusted -$146,780 for 418 sqft less living space and +$1,393 for being newer. Net adjustment: -$145,387.

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 $643,222

This comparable closely matches the subject property's features.

9512 EAGLE KNOLL DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,141 sqft Built 2006
Raw Value $646,934
Adjusted Value $655,701

Adjusted +$7,374 for 21 sqft more living space and +$1,393 for being newer. Net adjustment: +$8,767.

9516 EAGLE KNOLL DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,606 sqft Built 2007
Raw Value $721,575
Adjusted Value $565,666

Adjusted -$155,909 for 444 sqft less living space. Net adjustment: -$155,909.

9509 STANWICH DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,178 sqft Built 2006
Raw Value $660,067
Adjusted Value $655,842

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

The Neighborhood

This home is valued 9.1% 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
$643,590
Median
$708,305

This home is -9.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $12,558 across all districts. With a homestead exemption claimed, that drops to $10,515 — saving $2,043 per year. That's $876 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%$5,748
AustinCity0.5240%$3,373
Williamson CountyCounty0.3694%$2,378
Austin Community Collegespecial0.1034%$665
Williamson County FM/RdCounty0.0443%$285
Upper Brushy Creek WCIDWater0.0170%$109
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$12,558

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $643,222 would pay approximately $4,015 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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