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13437 DULLES AVE, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath1,651 sqftBuilt 1998

Property at a Glance

This home is estimated between $424,341 and $443,565, with a best estimate of $432,329. 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

$424,341 $443,565
Best Estimate
$432,329
WCAD Value
$415,261
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 $424,341 and $443,565. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

13433 DULLES AVE, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,607 sqft Built 1999
Raw Value $412,838
Adjusted Value $432,329

Adjusted +$17,643 for 44 sqft more living space and +$1,848 for being newer. Net adjustment: +$19,491.

13445 DULLES AVE, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,572 sqft Built 1999
Raw Value $403,726
Adjusted Value $437,251

Adjusted +$31,677 for 79 sqft more living space and +$1,848 for being newer. Net adjustment: +$33,525.

13449 DULLES AVE, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,632 sqft Built 1999
Raw Value $419,035
Adjusted Value $428,501

Adjusted +$7,618 for 19 sqft more living space and +$1,848 for being newer. Net adjustment: +$9,466.

8301 OSBORNE DR, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,572 sqft Built 1999
Raw Value $410,040
Adjusted Value $443,565

Adjusted +$31,677 for 79 sqft more living space and +$1,848 for being newer. Net adjustment: +$33,525.

13421 DULLES AVE, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,607 sqft Built 1999
Raw Value $404,850
Adjusted Value $424,341

Adjusted +$17,643 for 44 sqft more living space and +$1,848 for being newer. Net adjustment: +$19,491.

The Neighborhood

This home is valued 7.9% 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
$415,261
Median
$450,810

This home is -7.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,241 across all districts. With a homestead exemption claimed, that drops to $5,914 — saving $1,327 per year. That's $493 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%$3,709
Williamson CountyCounty0.3694%$1,534
North Austin MUD #1MUD0.2165%$899
Austin Community Collegespecial0.1034%$429
Williamson County ESD #1 - Jollyville VFDESD0.1000%$415
Williamson County FM/RdCounty0.0443%$184
Upper Brushy Creek WCIDWater0.0170%$71
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7438%$7,241

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $432,329 would pay approximately $2,699 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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