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9620 CASTLE PINES DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed3 bath1,894 sqftBuilt 2004

Property at a Glance

This home is estimated between $466,262 and $820,884, with a best estimate of $568,649. 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

$466,262 $820,884
Best Estimate
$568,649
WCAD Value
$750,762
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 $466,262 and $820,884. 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 $582,270

Adjusted +$86,382 for 246 sqft more living space and -$1,393 for being older. Net adjustment: +$84,989.

9628 MORGAN CREEK DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,281 sqft Built 2004
Raw Value $602,156
Adjusted Value $466,262

Adjusted -$135,894 for 387 sqft less living space. Net adjustment: -$135,894.

9608 CASTLE PINES DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,823 sqft Built 2005
Raw Value $541,483
Adjusted Value $565,021

Adjusted +$24,931 for 71 sqft more living space and -$1,393 for being older. Net adjustment: +$23,538.

9620 MORGAN CREEK DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,829 sqft Built 2004
Raw Value $545,824
Adjusted Value $568,649

Adjusted +$22,825 for 65 sqft more living space. Net adjustment: +$22,825.

9701 CASTLE PINES DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 3 bath 1,376 sqft Built 2004
Raw Value $638,990
Adjusted Value $820,884

Adjusted +$181,894 for 518 sqft more living space. Net adjustment: +$181,894.

The Neighborhood

This home is valued 6.0% 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
$750,762
Median
$708,305

This home is +6.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $14,563 across all districts. With a homestead exemption claimed, that drops to $12,393 — saving $2,170 per year. That's $1,033 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%$6,665
AustinCity0.5240%$3,911
Williamson CountyCounty0.3694%$2,757
Austin Community Collegespecial0.1034%$772
Williamson County FM/RdCounty0.0443%$331
Upper Brushy Creek WCIDWater0.0170%$127
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$14,563

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $568,649 would pay approximately $3,549 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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