Beta Williamson County, TX only — data and coverage are limited during early access.

13328 BLACK CANYON DR, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath970 sqftBuilt 1992

Property at a Glance

This home is estimated between $456,044 and $521,805, with a best estimate of $495,740. That places the property above the R392593F - Milwood median of $450,810, in a neighborhood that declined 9.2% over the past year.

Estimated Value Range

$456,044 $521,805
Best Estimate
$495,740
WCAD Value
$454,097
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in R392593F - Milwood, this home's estimated market value is between $456,044 and $521,805. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

13326 BLACK CANYON DR, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 820 sqft Built 1992
Raw Value $435,594
Adjusted Value $495,740

Adjusted +$60,146 for 150 sqft more living space. Net adjustment: +$60,146.

13330 BLACK CANYON DR, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 889 sqft Built 1992
Raw Value $438,820
Adjusted Value $471,299

Adjusted +$32,479 for 81 sqft more living space. Net adjustment: +$32,479.

13324 BLACK CANYON DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 744 sqft Built 1992
Raw Value $431,185
Adjusted Value $521,805

Adjusted +$90,620 for 226 sqft more living space. Net adjustment: +$90,620.

13322 BLACK CANYON DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 751 sqft Built 1992
Raw Value $430,959
Adjusted Value $518,772

Adjusted +$87,813 for 219 sqft more living space. Net adjustment: +$87,813.

13337 BLACK CANYON DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 942 sqft Built 1992
Raw Value $444,817
Adjusted Value $456,044

Adjusted +$11,227 for 28 sqft more living space. Net adjustment: +$11,227.

The Neighborhood

This home is in line with the R392593F - Milwood median of $450,810. Note that values in this subdivision declined 9.2% over the past year.

R392593F - Milwood

typical
1,330 Properties
$450,810 Median Value
-9.2% YoY Change
2% Have Pool
100% Have Garage
This Home
$454,097
Median
$450,810

This home is +0.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,918 across all districts. With a homestead exemption claimed, that drops to $6,584 — saving $1,334 per year. That's $549 per month a buyer should budget. The assessed value increased +6.3% vs the subdivision average of -9.2%. This above-average increase gives a protest opportunity score of 65 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,056
Williamson CountyCounty0.3694%$1,678
North Austin MUD #1MUD0.2165%$983
Austin Community Collegespecial0.1034%$470
Williamson County ESD #1 - Jollyville VFDESD0.1000%$454
Williamson County FM/RdCounty0.0443%$201
Upper Brushy Creek WCIDWater0.0170%$77
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7438%$7,918
65 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $495,740 would pay approximately $3,094 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.

View full property details