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13011 IRBY PASS, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath931 sqftBuilt 1985

Property at a Glance

This home is estimated between $197,780 and $513,052, with a best estimate of $234,748. That places the property below the R390485G - Milwood Sec 28 & 29 median of $335,104, in a neighborhood that declined 8.3% over the past year.

Estimated Value Range

$197,780 $513,052
Best Estimate
$234,748
WCAD Value
$328,918
High Confidence

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

Based on 5 comparable properties in R390485G - Milwood Sec 28 & 29, this home's estimated market value is between $197,780 and $513,052. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

13013 IRBY PASS, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,157 sqft Built 1985
Raw Value $306,639
Adjusted Value $197,780

Adjusted -$108,859 for 226 sqft less living space. Net adjustment: -$108,859.

13009 IRBY PASS, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,122 sqft Built 1985
Raw Value $326,748
Adjusted Value $234,748

Adjusted -$92,000 for 191 sqft less living space. Net adjustment: -$92,000.

13015 IRBY PASS, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 640 sqft Built 1985
Raw Value $317,574
Adjusted Value $457,742

Adjusted +$140,168 for 291 sqft more living space. Net adjustment: +$140,168.

13007 IRBY PASS, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 655 sqft Built 1985
Raw Value $380,109
Adjusted Value $513,052

Adjusted +$132,943 for 276 sqft more living space. Net adjustment: +$132,943.

13017 IRBY PASS, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,104 sqft Built 1985
Raw Value $303,455
Adjusted Value $220,125

Adjusted -$83,330 for 173 sqft less living space. Net adjustment: -$83,330.

The Neighborhood

This home is valued 1.8% below the R390485G - Milwood Sec 28 & 29 median of $335,104. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 8.3% over the past year.

R390485G - Milwood Sec 28 & 29

typical
358 Properties
$335,104 Median Value
-8.3% YoY Change
0% Have Pool
97% Have Garage
This Home
$328,918
Median
$335,104

This home is -1.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,736 across all districts. With a homestead exemption claimed, that drops to $4,424 — saving $1,312 per year. That's $369 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%$2,938
Williamson CountyCounty0.3694%$1,215
North Austin MUD #1MUD0.2165%$712
Austin Community Collegespecial0.1034%$340
Williamson County ESD #1 - Jollyville VFDESD0.1000%$329
Williamson County FM/RdCounty0.0443%$146
Upper Brushy Creek WCIDWater0.0170%$56
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7438%$5,736

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $234,748 would pay approximately $1,465 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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