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9329 CASTLE PINES DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

5 bed3 bath1,265 sqftBuilt 2005

Property at a Glance

This home is estimated between $506,845 and $744,380, with a best estimate of $597,044. 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

$506,845 $744,380
Best Estimate
$597,044
WCAD Value
$663,352
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 $506,845 and $744,380. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9400 CASTLE PINES DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 3 bath 1,816 sqft Built 2007
Raw Value $744,395
Adjusted Value $548,127

Adjusted -$193,482 for 551 sqft less living space and -$2,786 for being older. Net adjustment: -$196,268.

9316 CASTLE PINES DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 3 bath 1,914 sqft Built 2005
Raw Value $734,740
Adjusted Value $506,845

Adjusted -$227,895 for 649 sqft less living space. Net adjustment: -$227,895.

9313 CASTLE PINES DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 3 bath 1,297 sqft Built 2005
Raw Value $654,345
Adjusted Value $643,108

Adjusted -$11,237 for 32 sqft less living space. Net adjustment: -$11,237.

15208 FERNHILL DR, AUSTIN, TX 78717
0.05 mi 100% similar Same subdivision
4 bed 3 bath 1,321 sqft Built 2006
Raw Value $765,437
Adjusted Value $744,380

Adjusted -$19,664 for 56 sqft less living space and -$1,393 for being older. Net adjustment: -$21,057.

9409 CASTLE PINES DR, AUSTIN, TX 78717
0.06 mi 100% similar Same subdivision
4 bed 3 bath 1,532 sqft Built 2005
Raw Value $690,800
Adjusted Value $597,044

Adjusted -$93,756 for 267 sqft less living space. Net adjustment: -$93,756.

The Neighborhood

This home is valued 6.3% 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
$663,352
Median
$708,305

This home is -6.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $12,944 across all districts. With a homestead exemption claimed, that drops to $10,876 — saving $2,068 per year. That's $906 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%$5,924
AustinCity0.5240%$3,476
Williamson CountyCounty0.3694%$2,451
Austin Community Collegespecial0.1034%$686
Williamson County FM/RdCounty0.0443%$294
Upper Brushy Creek WCIDWater0.0170%$113
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$12,944

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $597,044 would pay approximately $3,727 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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