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8318 OSBORNE DR, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath1,708 sqftBuilt 1998

Property at a Glance

This home is estimated between $436,161 and $530,758, with a best estimate of $440,946. 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

$436,161 $530,758
Best Estimate
$440,946
WCAD Value
$421,063
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 $436,161 and $530,758. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8310 OSBORNE DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,351 sqft Built 1999
Raw Value $385,763
Adjusted Value $530,758

Adjusted +$143,147 for 357 sqft more living space and +$1,848 for being newer. Net adjustment: +$144,995.

8330 OSBORNE DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,635 sqft Built 1998
Raw Value $415,205
Adjusted Value $444,476

Adjusted +$29,271 for 73 sqft more living space. Net adjustment: +$29,271.

13504 DULLES AVE, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,657 sqft Built 1998
Raw Value $415,711
Adjusted Value $436,161

Adjusted +$20,450 for 51 sqft more living space. Net adjustment: +$20,450.

8305 OSBORNE DR, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,657 sqft Built 1999
Raw Value $415,777
Adjusted Value $438,075

Adjusted +$20,450 for 51 sqft more living space and +$1,848 for being newer. Net adjustment: +$22,298.

8317 DULAC DR, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,654 sqft Built 1999
Raw Value $417,446
Adjusted Value $440,946

Adjusted +$21,652 for 54 sqft more living space and +$1,848 for being newer. Net adjustment: +$23,500.

The Neighborhood

This home is valued 6.6% 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
$421,063
Median
$450,810

This home is -6.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,342 across all districts. With a homestead exemption claimed, that drops to $6,014 — saving $1,328 per year. That's $501 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%$3,761
Williamson CountyCounty0.3694%$1,556
North Austin MUD #1MUD0.2165%$912
Austin Community Collegespecial0.1034%$435
Williamson County ESD #1 - Jollyville VFDESD0.1000%$421
Williamson County FM/RdCounty0.0443%$187
Upper Brushy Creek WCIDWater0.0170%$72
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7438%$7,342

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $440,946 would pay approximately $2,752 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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