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11309 THORNY BROOK TRL, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

4 bed2 bath2,108 sqftBuilt 1979

Property at a Glance

This home is estimated between $466,374 and $610,224, with a best estimate of $481,287. 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

$466,374 $610,224
Best Estimate
$481,287
WCAD Value
$462,334
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 $466,374 and $610,224. 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 $610,224

Adjusted +$156,909 for 632 sqft more living space. Net adjustment: +$156,909.

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 $481,287

Adjusted +$105,765 for 426 sqft more living space and -$7,753 for being older. Net adjustment: +$98,012.

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 $469,806

Adjusted +$36,000 for 145 sqft more living space. Net adjustment: +$36,000.

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 $504,883

Adjusted +$105,268 for 424 sqft more living space and -$7,753 for being older. Net adjustment: +$97,515.

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 $466,374

Adjusted +$51,641 for 208 sqft more living space and -$7,753 for being older. Net adjustment: +$43,888.

The Neighborhood

This home is valued 13.5% 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
$462,334
Median
$407,368

This home is +13.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,596 across all districts. With a homestead exemption claimed, that drops to $7,776 — saving $1,820 per year. That's $648 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%$4,129
AustinCity0.5240%$2,423
Williamson CountyCounty0.3694%$1,708
Anderson Mill Limited Districtspecial0.1243%$575
Austin Community Collegespecial0.1034%$478
Williamson County FM/RdCounty0.0443%$205
Upper Brushy Creek WCIDWater0.0170%$79
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$9,596

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $481,287 would pay approximately $3,004 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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