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8809 CAINWOOD LN, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

4 bed4 bath2,116 sqftBuilt 1982

Property at a Glance

This home is estimated between $412,863 and $811,146, with a best estimate of $590,583. 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

$412,863 $811,146
Best Estimate
$590,583
WCAD Value
$416,545
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R371X - Round Rock West Below 45 - Duplex. The estimated range of $412,863 and $811,146 should be treated as a rough guide.

Comparable Properties (5)

4 bed 2 bath 2,023 sqft Built 1995
Raw Value $624,719
Adjusted Value $590,583

Adjusted +$19,596 for 93 sqft more living space and -$53,732 for being older. Net adjustment: -$34,136.

4 bed 2 bath 2,031 sqft Built 1996
Raw Value $509,694
Adjusted Value $469,738

Adjusted +$17,910 for 85 sqft more living space and -$57,866 for being older. Net adjustment: -$39,956.

4 bed 3 bath 2,293 sqft Built 2005
Raw Value $771,963
Adjusted Value $639,603

Adjusted -$37,295 for 177 sqft less living space and -$95,065 for being older. Net adjustment: -$132,360.

4 bed 3 bath 2,327 sqft Built 2004
Raw Value $946,537
Adjusted Value $811,146

Adjusted -$44,459 for 211 sqft less living space and -$90,932 for being older. Net adjustment: -$135,391.

4 bed 2 bath 2,360 sqft Built 1995
Raw Value $518,008
Adjusted Value $412,863

Adjusted -$51,413 for 244 sqft less living space and -$53,732 for being older. Net adjustment: -$105,145.

The Neighborhood

This home is in line with the R371X - Round Rock West Below 45 - Duplex median of $419,343. 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
$416,545
Median
$419,343

This home is -0.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,128 across all districts. With a homestead exemption claimed, that drops to $6,364 — saving $1,764 per year. That's $530 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%$3,720
AustinCity0.5240%$2,183
Williamson CountyCounty0.3694%$1,539
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 Tax1.9513%$8,128

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $590,583 would pay approximately $3,686 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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