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9804 CASTLE PINES DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,397 sqftBuilt 2002

Property at a Glance

This home is estimated between $263,795 and $685,392, with a best estimate of $284,809. 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

$263,795 $685,392
Best Estimate
$284,809
WCAD Value
$696,443
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 $263,795 and $685,392. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9800 CASTLE PINES DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,261 sqft Built 2002
Raw Value $588,200
Adjusted Value $284,809

Adjusted -$303,391 for 864 sqft less living space. Net adjustment: -$303,391.

9808 CASTLE PINES DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,848 sqft Built 2002
Raw Value $540,728
Adjusted Value $382,361

Adjusted -$158,367 for 451 sqft less living space. Net adjustment: -$158,367.

9812 CASTLE PINES DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,281 sqft Built 2002
Raw Value $574,209
Adjusted Value $263,795

Adjusted -$310,414 for 884 sqft less living space. Net adjustment: -$310,414.

15620 FISHER ISLAND DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,536 sqft Built 2002
Raw Value $734,201
Adjusted Value $685,392

Adjusted -$48,809 for 139 sqft less living space. Net adjustment: -$48,809.

9528 MORGAN CREEK DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,277 sqft Built 2002
Raw Value $585,155
Adjusted Value $276,145

Adjusted -$309,010 for 880 sqft less living space. Net adjustment: -$309,010.

The Neighborhood

This home is valued 1.7% 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
$696,443
Median
$708,305

This home is -1.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $13,590 across all districts. With a homestead exemption claimed, that drops to $11,481 — saving $2,109 per year. That's $957 per month a buyer should budget. The assessed value increased +5.6% vs the subdivision average of -3.8%. This above-average increase gives a protest opportunity score of 62 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$6,220
AustinCity0.5240%$3,649
Williamson CountyCounty0.3694%$2,573
Austin Community Collegespecial0.1034%$720
Williamson County FM/RdCounty0.0443%$309
Upper Brushy Creek WCIDWater0.0170%$118
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$13,590
62 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $284,809 would pay approximately $1,778 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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