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9604 CASTLE PINES DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath1,139 sqftBuilt 2005

Property at a Glance

This home is estimated between $318,547 and $651,718, with a best estimate of $612,941. 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

$318,547 $651,718
Best Estimate
$612,941
WCAD Value
$586,602
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 $318,547 and $651,718. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9612 CASTLE PINES DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,648 sqft Built 2005
Raw Value $497,281
Adjusted Value $318,547

Adjusted -$178,734 for 509 sqft less living space. Net adjustment: -$178,734.

9528 CASTLE PINES DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,128 sqft Built 2005
Raw Value $609,078
Adjusted Value $612,941

Adjusted +$3,863 for 11 sqft more living space. Net adjustment: +$3,863.

9616 CASTLE PINES DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,123 sqft Built 2004
Raw Value $644,707
Adjusted Value $651,718

Adjusted +$5,618 for 16 sqft more living space and +$1,393 for being newer. Net adjustment: +$7,011.

9605 CASTLE PINES DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,415 sqft Built 2006
Raw Value $653,411
Adjusted Value $555,101

Adjusted -$96,917 for 276 sqft less living space and -$1,393 for being older. Net adjustment: -$98,310.

9716 MORGAN CREEK DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,387 sqft Built 2006
Raw Value $719,074
Adjusted Value $630,596

Adjusted -$87,085 for 248 sqft less living space and -$1,393 for being older. Net adjustment: -$88,478.

The Neighborhood

This home is valued 17.2% 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

below average
635 Properties
$708,305 Median Value
-3.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$586,602
Median
$708,305

This home is -17.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,446 across all districts. With a homestead exemption claimed, that drops to $9,473 — saving $1,973 per year. That's $789 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%$5,239
AustinCity0.5240%$3,074
Williamson CountyCounty0.3694%$2,167
Austin Community Collegespecial0.1034%$607
Williamson County FM/RdCounty0.0443%$260
Upper Brushy Creek WCIDWater0.0170%$100
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$11,446

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $612,941 would pay approximately $3,826 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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