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9521 STANWICH DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,580 sqftBuilt 2006

Property at a Glance

This home is estimated between $659,729 and $801,088, with a best estimate of $788,609. That places the property above the R251501D - Avery Ranch South median of $708,305, in a neighborhood that declined 3.8% over the past year.

Estimated Value Range

$659,729 $801,088
Best Estimate
$788,609
WCAD Value
$721,807
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 $659,729 and $801,088. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9525 STANWICH DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,799 sqft Built 2006
Raw Value $736,630
Adjusted Value $659,729

Adjusted -$76,901 for 219 sqft less living space. Net adjustment: -$76,901.

9517 STANWICH DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,162 sqft Built 2007
Raw Value $643,590
Adjusted Value $788,977

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

9513 STANWICH DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,162 sqft Built 2007
Raw Value $643,222
Adjusted Value $788,609

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

9516 EAGLE KNOLL DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,606 sqft Built 2007
Raw Value $721,575
Adjusted Value $711,052

Adjusted -$9,130 for 26 sqft less living space and -$1,393 for being older. Net adjustment: -$10,523.

9512 EAGLE KNOLL DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,141 sqft Built 2006
Raw Value $646,934
Adjusted Value $801,088

Adjusted +$154,154 for 439 sqft more living space. Net adjustment: +$154,154.

The Neighborhood

This home is valued 1.9% above the R251501D - Avery Ranch South median of $708,305. With 635 homes in the subdivision, the property sits in the upper tier. 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
$721,807
Median
$708,305

This home is +1.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $14,085 across all districts. With a homestead exemption claimed, that drops to $11,944 — saving $2,141 per year. That's $995 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%$6,446
AustinCity0.5240%$3,782
Williamson CountyCounty0.3694%$2,667
Austin Community Collegespecial0.1034%$746
Williamson County FM/RdCounty0.0443%$320
Upper Brushy Creek WCIDWater0.0170%$123
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$14,085

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $788,609 would pay approximately $4,922 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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