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10121 CASSANDRA DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath1,334 sqftBuilt 1996

Property at a Glance

This home is estimated between $358,504 and $705,861, with a best estimate of $612,134. 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

$358,504 $705,861
Best Estimate
$612,134
WCAD Value
$571,167
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 $358,504 and $705,861. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

10125 CASSANDRA DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 2 bath 998 sqft Built 1996
Raw Value $594,919
Adjusted Value $705,861

Adjusted +$110,942 for 336 sqft more living space. Net adjustment: +$110,942.

10129 CASSANDRA DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,853 sqft Built 1996
Raw Value $529,870
Adjusted Value $358,504

Adjusted -$171,366 for 519 sqft less living space. Net adjustment: -$171,366.

10113 CASSANDRA DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,314 sqft Built 1998
Raw Value $610,767
Adjusted Value $612,134

Adjusted +$6,604 for 20 sqft more living space and -$5,237 for being older. Net adjustment: +$1,367.

10016 LACHLAN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,042 sqft Built 1995
Raw Value $530,233
Adjusted Value $629,265

Adjusted +$96,414 for 292 sqft more living space and +$2,618 for being newer. Net adjustment: +$99,032.

10020 LACHLAN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,655 sqft Built 1996
Raw Value $595,509
Adjusted Value $489,520

Adjusted -$105,989 for 321 sqft less living space. Net adjustment: -$105,989.

The Neighborhood

This home is valued 3.6% 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
$571,167
Median
$592,479

This home is -3.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,145 across all districts. With a homestead exemption claimed, that drops to $9,191 — saving $1,954 per year. That's $766 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%$5,101
AustinCity0.5240%$2,993
Williamson CountyCounty0.3694%$2,110
Austin Community Collegespecial0.1034%$591
Williamson County FM/RdCounty0.0443%$253
Upper Brushy Creek WCIDWater0.0170%$97
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$11,145

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $612,134 would pay approximately $3,821 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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