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9428 CASTLE PINES DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,224 sqftBuilt 2005

Property at a Glance

This home is estimated between $251,385 and $662,304, with a best estimate of $602,484. 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

$251,385 $662,304
Best Estimate
$602,484
WCAD Value
$625,620
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 $251,385 and $662,304. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9432 CASTLE PINES DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,571 sqft Built 2005
Raw Value $724,332
Adjusted Value $602,484

Adjusted -$121,848 for 347 sqft less living space. Net adjustment: -$121,848.

9424 CASTLE PINES DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,125 sqft Built 2005
Raw Value $567,769
Adjusted Value $251,385

Adjusted -$316,384 for 901 sqft less living space. Net adjustment: -$316,384.

9420 CASTLE PINES DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,192 sqft Built 2005
Raw Value $651,067
Adjusted Value $662,304

Adjusted +$11,237 for 32 sqft more living space. Net adjustment: +$11,237.

9429 CASTLE PINES DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,718 sqft Built 2005
Raw Value $499,853
Adjusted Value $326,386

Adjusted -$173,467 for 494 sqft less living space. Net adjustment: -$173,467.

9425 CASTLE PINES DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,178 sqft Built 2005
Raw Value $613,847
Adjusted Value $630,000

Adjusted +$16,153 for 46 sqft more living space. Net adjustment: +$16,153.

The Neighborhood

This home is valued 11.7% 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
$625,620
Median
$708,305

This home is -11.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $12,208 across all districts. With a homestead exemption claimed, that drops to $10,186 — saving $2,022 per year. That's $849 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%$5,587
AustinCity0.5240%$3,278
Williamson CountyCounty0.3694%$2,311
Austin Community Collegespecial0.1034%$647
Williamson County FM/RdCounty0.0443%$277
Upper Brushy Creek WCIDWater0.0170%$106
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$12,208

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $602,484 would pay approximately $3,761 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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