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8802 CAINWOOD LN, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

4 bed4 bath2,172 sqftBuilt 1985

Property at a Glance

This home is estimated between $536,051 and $855,733, with a best estimate of $663,802. 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

$536,051 $855,733
Best Estimate
$663,802
WCAD Value
$433,499
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 $536,051 and $855,733 should be treated as a rough guide.

Comparable Properties (5)

5 bed 4 bath 2,289 sqft Built 2013
Raw Value $996,117
Adjusted Value $855,733

Adjusted -$24,653 for 117 sqft less living space and -$115,731 for being older. Net adjustment: -$140,384.

3 bed 2 bath 1,536 sqft Built 1987
Raw Value $410,308
Adjusted Value $536,051

Adjusted +$134,010 for 636 sqft more living space and -$8,267 for being older. Net adjustment: +$125,743.

5 bed 4 bath 2,983 sqft Built 2013
Raw Value $901,478
Adjusted Value $614,863

Adjusted -$170,884 for 811 sqft less living space and -$115,731 for being older. Net adjustment: -$286,615.

4 bed 3 bath 2,293 sqft Built 2005
Raw Value $771,963
Adjusted Value $663,802

Adjusted -$25,496 for 121 sqft less living space and -$82,665 for being older. Net adjustment: -$108,161.

4 bed 3 bath 2,327 sqft Built 2004
Raw Value $946,537
Adjusted Value $835,345

Adjusted -$32,660 for 155 sqft less living space and -$78,532 for being older. Net adjustment: -$111,192.

The Neighborhood

This home is valued 3.4% 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
$433,499
Median
$419,343

This home is +3.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,459 across all districts. With a homestead exemption claimed, that drops to $6,674 — saving $1,785 per year. That's $556 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%$3,872
AustinCity0.5240%$2,272
Williamson CountyCounty0.3694%$1,602
Austin Community Collegespecial0.1034%$448
Williamson County FM/RdCounty0.0443%$192
Upper Brushy Creek WCIDWater0.0170%$74
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$8,459

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $663,802 would pay approximately $4,143 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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