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

113 KULMBACHER DR, AUSTIN, TX 78728

AUSTIN, 78728 — williamson County

4 bed3 bath1,331 sqftBuilt 2020

Property at a Glance

This home is estimated between $543,971 and $574,337, with a best estimate of $565,292. That places the property above the R305419C - TIMMERMANN/KB median of $476,646, in a neighborhood that declined 4.8% over the past year.

Estimated Value Range

$543,971 $574,337
Best Estimate
$565,292
WCAD Value
$534,164
High Confidence

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

Based on 5 comparable properties in R305419C - TIMMERMANN/KB, this home's estimated market value is between $543,971 and $574,337. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

113 SCHNEIDER DR, AUSTIN, TX 78728
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,106 sqft Built 2019
Raw Value $484,039
Adjusted Value $574,337

Adjusted +$90,298 for 225 sqft more living space. Net adjustment: +$90,298.

109 PILSENER PASS, AUSTIN, TX 78728
0.37 mi 100% similar Same subdivision
4 bed 3 bath 1,106 sqft Built 2020
Raw Value $476,610
Adjusted Value $566,908

Adjusted +$90,298 for 225 sqft more living space. Net adjustment: +$90,298.

113 PILSENER PASS, AUSTIN, TX 78728
0.37 mi 100% similar Same subdivision
4 bed 3 bath 1,291 sqft Built 2020
Raw Value $527,918
Adjusted Value $543,971

Adjusted +$16,053 for 40 sqft more living space. Net adjustment: +$16,053.

112 PILSENER PASS, AUSTIN, TX 78728
0.37 mi 100% similar Same subdivision
4 bed 3 bath 1,106 sqft Built 2020
Raw Value $474,994
Adjusted Value $565,292

Adjusted +$90,298 for 225 sqft more living space. Net adjustment: +$90,298.

104 PILSENER PASS, AUSTIN, TX 78728
0.37 mi 100% similar Same subdivision
4 bed 3 bath 1,106 sqft Built 2019
Raw Value $474,776
Adjusted Value $565,074

Adjusted +$90,298 for 225 sqft more living space. Net adjustment: +$90,298.

The Neighborhood

This home is valued 12.1% above the R305419C - TIMMERMANN/KB median of $476,646. With 143 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.8% over the past year.

R305419C - TIMMERMANN/KB

typical
143 Properties
$476,646 Median Value
-4.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$534,164
Median
$476,646

This home is +12.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,158 across all districts. With a homestead exemption claimed, that drops to $6,809 — saving $1,349 per year. That's $567 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%$4,771
Williamson CountyCounty0.3694%$1,973
Austin Community Collegespecial0.1034%$552
Williamson County ESD #9 - Round RockESD0.0999%$534
Williamson County FM/RdCounty0.0443%$237
Upper Brushy Creek WCIDWater0.0170%$91
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$8,158

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $565,292 would pay approximately $3,529 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