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

10134 CASSANDRA DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath2,071 sqftBuilt 1999

Property at a Glance

This home is estimated between $462,528 and $697,552, with a best estimate of $502,599. That places the property below the R203597D - Davis Springs, All Sections median of $592,479, in a neighborhood that declined 2.9% over the past year.

Estimated Value Range

$462,528 $697,552
Best Estimate
$502,599
WCAD Value
$523,323
High Confidence

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

Based on 5 comparable properties in R203597D - Davis Springs, All Sections, this home's estimated market value is between $462,528 and $697,552. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

10138 CASSANDRA DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,248 sqft Built 1999
Raw Value $544,614
Adjusted Value $486,171

Adjusted -$58,443 for 177 sqft less living space. Net adjustment: -$58,443.

10123 ANDORA DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,784 sqft Built 1999
Raw Value $602,789
Adjusted Value $697,552

Adjusted +$94,763 for 287 sqft more living space. Net adjustment: +$94,763.

10131 ANDORA DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 2,354 sqft Built 1997
Raw Value $550,733
Adjusted Value $462,528

Adjusted -$93,442 for 283 sqft less living space and +$5,237 for being newer. Net adjustment: -$88,205.

10142 CASSANDRA DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,140 sqft Built 1997
Raw Value $520,145
Adjusted Value $502,599

Adjusted -$22,783 for 69 sqft less living space and +$5,237 for being newer. Net adjustment: -$17,546.

10119 ANDORA DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,808 sqft Built 1999
Raw Value $577,256
Adjusted Value $664,095

Adjusted +$86,839 for 263 sqft more living space. Net adjustment: +$86,839.

The Neighborhood

This home is valued 11.7% below the R203597D - Davis Springs, All Sections median of $592,479. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 2.9% over the past year.

R203597D - Davis Springs, All Sections

typical
552 Properties
$592,479 Median Value
-2.9% YoY Change
1% Have Pool
100% Have Garage
This Home
$523,323
Median
$592,479

This home is -11.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,212 across all districts. With a homestead exemption claimed, that drops to $8,316 — saving $1,896 per year. That's $693 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%$4,674
AustinCity0.5240%$2,742
Williamson CountyCounty0.3694%$1,933
Austin Community Collegespecial0.1034%$541
Williamson County FM/RdCounty0.0443%$232
Upper Brushy Creek WCIDWater0.0170%$89
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$10,212

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $502,599 would pay approximately $3,137 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