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

11307 POWDER MILL TRL, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

4 bed2 bath1,553 sqftBuilt 1979

Property at a Glance

This home is estimated between $327,188 and $477,322, with a best estimate of $395,692. That places the property below the R353476G - Anderson Mill median of $407,368, in a neighborhood that appreciated 0.2% over the past year.

Estimated Value Range

$327,188 $477,322
Best Estimate
$395,692
WCAD Value
$465,243
High Confidence

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

Based on 5 comparable properties in R353476G - Anderson Mill, this home's estimated market value is between $327,188 and $477,322. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

11406 POWDER MILL TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,079 sqft Built 1979
Raw Value $526,284
Adjusted Value $395,692

Adjusted -$130,592 for 526 sqft less living space. Net adjustment: -$130,592.

11301 POWDER MILL TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,920 sqft Built 1979
Raw Value $438,135
Adjusted Value $347,018

Adjusted -$91,117 for 367 sqft less living space. Net adjustment: -$91,117.

11202 POWDER MILL TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,072 sqft Built 1979
Raw Value $456,042
Adjusted Value $327,188

Adjusted -$128,854 for 519 sqft less living space. Net adjustment: -$128,854.

11400 POWDER MILL TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,497 sqft Built 1979
Raw Value $463,419
Adjusted Value $477,322

Adjusted +$13,903 for 56 sqft more living space. Net adjustment: +$13,903.

10405 FIRETHORN LN, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
2 bed 2 bath 1,416 sqft Built 1975
Raw Value $365,075
Adjusted Value $414,594

Adjusted +$34,014 for 137 sqft more living space and +$15,505 for being newer. Net adjustment: +$49,519.

The Neighborhood

This home is valued 14.2% above the R353476G - Anderson Mill median of $407,368. With 1,663 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 0.2% over the past year.

R353476G - Anderson Mill

typical
1,663 Properties
$407,368 Median Value
+0.2% YoY Change
3% Have Pool
95% Have Garage
This Home
$465,243
Median
$407,368

This home is +14.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,657 across all districts. With a homestead exemption claimed, that drops to $7,833 — saving $1,824 per year. That's $653 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%$4,155
AustinCity0.5240%$2,438
Williamson CountyCounty0.3694%$1,719
Anderson Mill Limited Districtspecial0.1243%$578
Austin Community Collegespecial0.1034%$481
Williamson County FM/RdCounty0.0443%$206
Upper Brushy Creek WCIDWater0.0170%$79
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$9,657

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $395,692 would pay approximately $2,470 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