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9516 CASTLE PINES DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,102 sqftBuilt 2006

Property at a Glance

This home is estimated between $276,326 and $601,341, with a best estimate of $586,170. 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

$276,326 $601,341
Best Estimate
$586,170
WCAD Value
$629,257
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 $276,326 and $601,341. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9524 CASTLE PINES DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,697 sqft Built 2004
Raw Value $482,473
Adjusted Value $276,326

Adjusted -$208,933 for 595 sqft less living space and +$2,786 for being newer. Net adjustment: -$206,147.

9724 MORGAN CREEK DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,337 sqft Built 2006
Raw Value $668,690
Adjusted Value $586,170

Adjusted -$82,520 for 235 sqft less living space. Net adjustment: -$82,520.

9528 CASTLE PINES DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,128 sqft Built 2005
Raw Value $609,078
Adjusted Value $601,341

Adjusted -$9,130 for 26 sqft less living space and +$1,393 for being newer. Net adjustment: -$7,737.

9504 CASTLE PINES DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,823 sqft Built 2005
Raw Value $556,420
Adjusted Value $304,636

Adjusted -$253,177 for 721 sqft less living space and +$1,393 for being newer. Net adjustment: -$251,784.

9529 CASTLE PINES DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,178 sqft Built 2005
Raw Value $616,795
Adjusted Value $591,501

Adjusted -$26,687 for 76 sqft less living space and +$1,393 for being newer. Net adjustment: -$25,294.

The Neighborhood

This home is valued 11.2% 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
$629,257
Median
$708,305

This home is -11.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $12,279 across all districts. With a homestead exemption claimed, that drops to $10,253 — saving $2,026 per year. That's $854 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%$5,620
AustinCity0.5240%$3,297
Williamson CountyCounty0.3694%$2,325
Austin Community Collegespecial0.1034%$651
Williamson County FM/RdCounty0.0443%$279
Upper Brushy Creek WCIDWater0.0170%$107
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$12,279

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $586,170 would pay approximately $3,659 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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