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9501 CASTLE PINES DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,604 sqftBuilt 2005

Property at a Glance

This home is estimated between $364,394 and $806,745, with a best estimate of $724,868. 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

$364,394 $806,745
Best Estimate
$724,868
WCAD Value
$726,760
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 $364,394 and $806,745. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9505 CASTLE PINES DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,874 sqft Built 2005
Raw Value $658,256
Adjusted Value $563,446

Adjusted -$94,810 for 270 sqft less living space. Net adjustment: -$94,810.

9509 CASTLE PINES DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,141 sqft Built 2006
Raw Value $644,450
Adjusted Value $805,638

Adjusted +$162,581 for 463 sqft more living space and -$1,393 for being older. Net adjustment: +$161,188.

9437 CASTLE PINES DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,256 sqft Built 2005
Raw Value $593,342
Adjusted Value $364,394

Adjusted -$228,948 for 652 sqft less living space. Net adjustment: -$228,948.

14917 FERNHILL DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,580 sqft Built 2005
Raw Value $716,440
Adjusted Value $724,868

Adjusted +$8,428 for 24 sqft more living space. Net adjustment: +$8,428.

14913 FERNHILL DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,123 sqft Built 2005
Raw Value $637,843
Adjusted Value $806,745

Adjusted +$168,902 for 481 sqft more living space. Net adjustment: +$168,902.

The Neighborhood

This home is valued 2.6% 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
$726,760
Median
$708,305

This home is +2.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $13,933 across all districts. With a homestead exemption claimed, that drops to $11,802 — saving $2,131 per year. That's $984 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%$6,377
AustinCity0.5240%$3,742
Williamson CountyCounty0.3694%$2,638
Austin Community Collegespecial0.1034%$738
Williamson County FM/RdCounty0.0443%$317
Upper Brushy Creek WCIDWater0.0170%$121
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$13,933

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $724,868 would pay approximately $4,525 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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