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

12309 CAHONE TRL, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

4 bed4 bath2,133 sqftBuilt 1985

Property at a Glance

This home is estimated between $416,086 and $443,915, with a best estimate of $440,434. That places the property above the R371X - Round Rock West Below 45 - Duplex median of $419,343, in a neighborhood that declined 8.8% over the past year.

Estimated Value Range

$416,086 $443,915
Best Estimate
$440,434
WCAD Value
$434,702
High Confidence

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

Based on 5 comparable properties in R371X - Round Rock West Below 45 - Duplex, this home's estimated market value is between $416,086 and $443,915. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12306 LOS INDIOS TRL, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
4 bed 4 bath 2,049 sqft Built 1985
Raw Value $426,216
Adjusted Value $443,915

Adjusted +$17,699 for 84 sqft more living space. Net adjustment: +$17,699.

12303 CAHONE TRL, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
4 bed 4 bath 2,049 sqft Built 1985
Raw Value $426,216
Adjusted Value $443,915

Adjusted +$17,699 for 84 sqft more living space. Net adjustment: +$17,699.

12302 LOS INDIOS TRL, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
4 bed 4 bath 2,133 sqft Built 1985
Raw Value $434,702
Adjusted Value $434,702

This comparable closely matches the subject property's features.

8004 TUSCARORA TRL #A/B, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
4 bed 4 bath 2,023 sqft Built 1985
Raw Value $417,256
Adjusted Value $440,434

Adjusted +$23,178 for 110 sqft more living space. Net adjustment: +$23,178.

8001 TUSCARORA TRL #A/B, AUSTIN, TX 78729
0.05 mi 100% similar Same subdivision
4 bed 4 bath 2,190 sqft Built 1985
Raw Value $428,096
Adjusted Value $416,086

Adjusted -$12,010 for 57 sqft less living space. Net adjustment: -$12,010.

The Neighborhood

This home is valued 3.7% above the R371X - Round Rock West Below 45 - Duplex median of $419,343. With 462 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 8.8% over the past year.

R371X - Round Rock West Below 45 - Duplex

typical
462 Properties
$419,343 Median Value
-8.8% YoY Change
0% Have Pool
94% Have Garage
This Home
$434,702
Median
$419,343

This home is +3.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,482 across all districts. With a homestead exemption claimed, that drops to $6,696 — saving $1,786 per year. That's $558 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%$3,882
AustinCity0.5240%$2,278
Williamson CountyCounty0.3694%$1,606
Austin Community Collegespecial0.1034%$449
Williamson County FM/RdCounty0.0443%$193
Upper Brushy Creek WCIDWater0.0170%$74
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$8,482

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $440,434 would pay approximately $2,749 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