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

10101 CASSANDRA DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath2,374 sqftBuilt 1996

Property at a Glance

This home is estimated between $551,343 and $885,203, with a best estimate of $607,632. That places the property above the R203597D - Davis Springs, All Sections median of $592,479, in a neighborhood that declined 2.9% over the past year.

Estimated Value Range

$551,343 $885,203
Best Estimate
$607,632
WCAD Value
$550,661
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 $551,343 and $885,203. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

10105 CASSANDRA DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,386 sqft Built 1996
Raw Value $558,981
Adjusted Value $885,203

Adjusted +$326,222 for 988 sqft more living space. Net adjustment: +$326,222.

10008 LACHLAN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,827 sqft Built 1996
Raw Value $572,150
Adjusted Value $752,761

Adjusted +$180,611 for 547 sqft more living space. Net adjustment: +$180,611.

14929 CALAVERAS DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 2,398 sqft Built 1997
Raw Value $561,885
Adjusted Value $551,343

Adjusted -$7,924 for 24 sqft less living space and -$2,618 for being older. Net adjustment: -$10,542.

10100 CASSANDRA DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
3 bed 2 bath 2,131 sqft Built 1996
Raw Value $527,397
Adjusted Value $607,632

Adjusted +$80,235 for 243 sqft more living space. Net adjustment: +$80,235.

14933 CALAVERAS DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,388 sqft Built 1998
Raw Value $562,375
Adjusted Value $552,515

Adjusted -$4,623 for 14 sqft less living space and -$5,237 for being older. Net adjustment: -$9,860.

The Neighborhood

This home is valued 7.1% 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
$550,661
Median
$592,479

This home is -7.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,745 across all districts. With a homestead exemption claimed, that drops to $8,816 — saving $1,929 per year. That's $735 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%$4,918
AustinCity0.5240%$2,886
Williamson CountyCounty0.3694%$2,034
Austin Community Collegespecial0.1034%$569
Williamson County FM/RdCounty0.0443%$244
Upper Brushy Creek WCIDWater0.0170%$94
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$10,745

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $607,632 would pay approximately $3,793 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