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11510 POWDER MILL TRL, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

3 bed2 bath1,810 sqftBuilt 1982

Property at a Glance

This home is estimated between $343,097 and $487,777, with a best estimate of $379,951. That places the property below the R3P5480G - Anderson Mill 12,16 - 20 - Partially in TCAD median of $387,608, in a neighborhood that declined 7.3% over the past year.

Estimated Value Range

$343,097 $487,777
Best Estimate
$379,951
WCAD Value
$413,341
High Confidence

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

Based on 5 comparable properties in R3P5480G - Anderson Mill 12,16 - 20 - Partially in TCAD, this home's estimated market value is between $343,097 and $487,777. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

11503 POWDER MILL TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,863 sqft Built 1982
Raw Value $393,006
Adjusted Value $379,951

Adjusted -$13,055 for 53 sqft less living space. Net adjustment: -$13,055.

11518 POWDER MILL TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,034 sqft Built 1982
Raw Value $542,953
Adjusted Value $487,777

Adjusted -$55,176 for 224 sqft less living space. Net adjustment: -$55,176.

11415 POWDER MILL TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,712 sqft Built 1983
Raw Value $380,688
Adjusted Value $399,837

Adjusted +$24,140 for 98 sqft more living space and -$4,991 for being older. Net adjustment: +$19,149.

11505 POWDER MILL TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,989 sqft Built 1982
Raw Value $392,840
Adjusted Value $348,748

Adjusted -$44,092 for 179 sqft less living space. Net adjustment: -$44,092.

11506 POWDER MILL TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,216 sqft Built 1982
Raw Value $443,104
Adjusted Value $343,097

Adjusted -$100,007 for 406 sqft less living space. Net adjustment: -$100,007.

The Neighborhood

This home is valued 6.6% above the R3P5480G - Anderson Mill 12,16 - 20 - Partially in TCAD median of $387,608. With 834 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 7.3% over the past year.

R3P5480G - Anderson Mill 12,16 - 20 - Partially in TCAD

typical
834 Properties
$387,608 Median Value
-7.3% YoY Change
2% Have Pool
97% Have Garage
This Home
$413,341
Median
$387,608

This home is +6.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,579 across all districts. With a homestead exemption claimed, that drops to $6,820 — saving $1,759 per year. That's $568 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%$3,692
AustinCity0.5240%$2,166
Williamson CountyCounty0.3694%$1,527
Anderson Mill Limited Districtspecial0.1243%$514
Austin Community Collegespecial0.1034%$427
Williamson County FM/RdCounty0.0443%$183
Upper Brushy Creek WCIDWater0.0170%$70
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$8,579

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $379,951 would pay approximately $2,372 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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