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9900 CASSANDRA DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath1,774 sqftBuilt 2000

Property at a Glance

This home is estimated between $492,850 and $766,531, with a best estimate of $704,637. 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

$492,850 $766,531
Best Estimate
$704,637
WCAD Value
$570,042
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 $492,850 and $766,531. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9905 CASSANDRA DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,850 sqft Built 2000
Raw Value $760,137
Adjusted Value $735,043

Adjusted -$25,094 for 76 sqft less living space. Net adjustment: -$25,094.

9908 CASSANDRA DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 2,100 sqft Built 2000
Raw Value $600,490
Adjusted Value $492,850

Adjusted -$107,640 for 326 sqft less living space. Net adjustment: -$107,640.

15005 THATCHER DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 2,181 sqft Built 2000
Raw Value $839,022
Adjusted Value $704,637

Adjusted -$134,385 for 407 sqft less living space. Net adjustment: -$134,385.

9909 CASSANDRA DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 2 bath 2,026 sqft Built 2000
Raw Value $764,637
Adjusted Value $681,430

Adjusted -$83,207 for 252 sqft less living space. Net adjustment: -$83,207.

9915 CASSANDRA DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,433 sqft Built 2000
Raw Value $653,938
Adjusted Value $766,531

Adjusted +$112,593 for 341 sqft more living space. Net adjustment: +$112,593.

The Neighborhood

This home is valued 3.8% 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
$570,042
Median
$592,479

This home is -3.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,123 across all districts. With a homestead exemption claimed, that drops to $9,170 — saving $1,953 per year. That's $764 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%$5,091
AustinCity0.5240%$2,987
Williamson CountyCounty0.3694%$2,106
Austin Community Collegespecial0.1034%$589
Williamson County FM/RdCounty0.0443%$253
Upper Brushy Creek WCIDWater0.0170%$97
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$11,123

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $704,637 would pay approximately $4,398 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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