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8317 OSBORNE DR, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath698 sqftBuilt 1998

Property at a Glance

This home is estimated between $309,924 and $387,799, with a best estimate of $347,321. That places the property below the R392593F - Milwood median of $450,810, in a neighborhood that declined 9.2% over the past year.

Estimated Value Range

$309,924 $387,799
Best Estimate
$347,321
WCAD Value
$389,711
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 $309,924 and $387,799. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8313 OSBORNE DR, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 954 sqft Built 1998
Raw Value $412,573
Adjusted Value $309,924

Adjusted -$102,649 for 256 sqft less living space. Net adjustment: -$102,649.

8321 OSBORNE DR, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 947 sqft Built 1998
Raw Value $413,996
Adjusted Value $314,154

Adjusted -$99,842 for 249 sqft less living space. Net adjustment: -$99,842.

8325 OSBORNE DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 857 sqft Built 1998
Raw Value $451,553
Adjusted Value $387,799

Adjusted -$63,754 for 159 sqft less living space. Net adjustment: -$63,754.

8309 OSBORNE DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 885 sqft Built 1999
Raw Value $436,355
Adjusted Value $363,221

Adjusted -$74,982 for 187 sqft less living space and +$1,848 for being newer. Net adjustment: -$73,134.

8326 OSBORNE DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 886 sqft Built 1998
Raw Value $422,704
Adjusted Value $347,321

Adjusted -$75,383 for 188 sqft less living space. Net adjustment: -$75,383.

The Neighborhood

This home is valued 13.6% below the R392593F - Milwood median of $450,810. That positions it competitively for buyers comparing within the neighborhood. 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
$389,711
Median
$450,810

This home is -13.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,796 across all districts. With a homestead exemption claimed, that drops to $5,473 — saving $1,323 per year. That's $456 per month a buyer should budget. The assessed value increased +4.9% vs the subdivision average of -9.2%. This above-average increase gives a protest opportunity score of 50 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,481
Williamson CountyCounty0.3694%$1,440
North Austin MUD #1MUD0.2165%$844
Austin Community Collegespecial0.1034%$403
Williamson County ESD #1 - Jollyville VFDESD0.1000%$390
Williamson County FM/RdCounty0.0443%$173
Upper Brushy Creek WCIDWater0.0170%$66
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7438%$6,796
50 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $347,321 would pay approximately $2,168 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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