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8009 CAHILL DR, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath1,810 sqftBuilt 1987

Property at a Glance

This home is estimated between $317,831 and $679,267, with a best estimate of $454,848. That places the property below the R381591E - Hunters' Chase Sec 5 & 7 median of $488,824, in a neighborhood that declined 2.2% over the past year.

Estimated Value Range

$317,831 $679,267
Best Estimate
$454,848
WCAD Value
$442,178
High Confidence

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

Based on 5 comparable properties in R381591E - Hunters' Chase Sec 5 & 7, this home's estimated market value is between $317,831 and $679,267. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8007 CAHILL DR, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,370 sqft Built 1987
Raw Value $516,657
Adjusted Value $679,267

Adjusted +$162,610 for 440 sqft more living space. Net adjustment: +$162,610.

8005 CAHILL DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,595 sqft Built 1987
Raw Value $414,990
Adjusted Value $494,447

Adjusted +$79,457 for 215 sqft more living space. Net adjustment: +$79,457.

8013 CAHILL DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,842 sqft Built 1987
Raw Value $456,796
Adjusted Value $444,970

Adjusted -$11,826 for 32 sqft less living space. Net adjustment: -$11,826.

12722 TANTARA DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,297 sqft Built 1990
Raw Value $505,904
Adjusted Value $317,831

Adjusted -$179,980 for 487 sqft less living space and -$8,093 for being older. Net adjustment: -$188,073.

8003 CAHILL DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,799 sqft Built 1987
Raw Value $450,783
Adjusted Value $454,848

Adjusted +$4,065 for 11 sqft more living space. Net adjustment: +$4,065.

The Neighborhood

This home is valued 9.5% below the R381591E - Hunters' Chase Sec 5 & 7 median of $488,824. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 2.2% over the past year.

R381591E - Hunters' Chase Sec 5 & 7

typical
762 Properties
$488,824 Median Value
-2.2% YoY Change
3% Have Pool
100% Have Garage
This Home
$442,178
Median
$488,824

This home is -9.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,628 across all districts. With a homestead exemption claimed, that drops to $6,833 — saving $1,795 per year. That's $569 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%$3,949
AustinCity0.5240%$2,317
Williamson CountyCounty0.3694%$1,634
Austin Community Collegespecial0.1034%$457
Williamson County FM/RdCounty0.0443%$196
Upper Brushy Creek WCIDWater0.0170%$75
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$8,628

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $454,848 would pay approximately $2,839 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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