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11400 THORNY BROOK TRL, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

3 bed2 bath1,853 sqftBuilt 1981

Property at a Glance

This home is estimated between $410,817 and $554,667, with a best estimate of $425,730. That places the property above the R353476G - Anderson Mill median of $407,368, in a neighborhood that appreciated 0.2% over the past year.

Estimated Value Range

$410,817 $554,667
Best Estimate
$425,730
WCAD Value
$416,626
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 $410,817 and $554,667. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

11305 THORNY BROOK TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,476 sqft Built 1979
Raw Value $453,315
Adjusted Value $554,667

Adjusted +$93,599 for 377 sqft more living space and +$7,753 for being newer. Net adjustment: +$101,352.

11308 THORNY BROOK TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,682 sqft Built 1981
Raw Value $383,275
Adjusted Value $425,730

Adjusted +$42,455 for 171 sqft more living space. Net adjustment: +$42,455.

11307 THORNY BROOK TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,963 sqft Built 1979
Raw Value $433,806
Adjusted Value $414,249

Adjusted -$27,310 for 110 sqft less living space and +$7,753 for being newer. Net adjustment: -$19,557.

11402 THORNY BROOK TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,684 sqft Built 1981
Raw Value $407,368
Adjusted Value $449,326

Adjusted +$41,958 for 169 sqft more living space. Net adjustment: +$41,958.

11302 THORNY BROOK TRL, AUSTIN, TX 78750
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,900 sqft Built 1981
Raw Value $422,486
Adjusted Value $410,817

Adjusted -$11,669 for 47 sqft less living space. Net adjustment: -$11,669.

The Neighborhood

This home is valued 2.3% 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
$416,626
Median
$407,368

This home is +2.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,648 across all districts. With a homestead exemption claimed, that drops to $6,884 — saving $1,764 per year. That's $574 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%$3,721
AustinCity0.5240%$2,183
Williamson CountyCounty0.3694%$1,539
Anderson Mill Limited Districtspecial0.1243%$518
Austin Community Collegespecial0.1034%$431
Williamson County FM/RdCounty0.0443%$185
Upper Brushy Creek WCIDWater0.0170%$71
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$8,648

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $425,730 would pay approximately $2,657 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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