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10129 CASSANDRA DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,853 sqftBuilt 1996

Property at a Glance

This home is estimated between $382,998 and $742,533, with a best estimate of $459,954. 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

$382,998 $742,533
Best Estimate
$459,954
WCAD Value
$529,870
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 $382,998 and $742,533. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

10133 CASSANDRA DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 2 bath 2,004 sqft Built 1997
Raw Value $512,430
Adjusted Value $459,954

Adjusted -$49,858 for 151 sqft less living space and -$2,618 for being older. Net adjustment: -$52,476.

10121 CASSANDRA DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,334 sqft Built 1996
Raw Value $571,167
Adjusted Value $742,533

Adjusted +$171,366 for 519 sqft more living space. Net adjustment: +$171,366.

10024 LACHLAN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,250 sqft Built 1997
Raw Value $539,315
Adjusted Value $405,614

Adjusted -$131,083 for 397 sqft less living space and -$2,618 for being older. Net adjustment: -$133,701.

10137 CASSANDRA DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,366 sqft Built 1997
Raw Value $555,001
Adjusted Value $382,998

Adjusted -$169,385 for 513 sqft less living space and -$2,618 for being older. Net adjustment: -$172,003.

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 $660,886

Adjusted +$65,377 for 198 sqft more living space. Net adjustment: +$65,377.

The Neighborhood

This home is valued 10.6% 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
$529,870
Median
$592,479

This home is -10.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,339 across all districts. With a homestead exemption claimed, that drops to $8,436 — saving $1,903 per year. That's $703 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%$4,732
AustinCity0.5240%$2,777
Williamson CountyCounty0.3694%$1,958
Austin Community Collegespecial0.1034%$548
Williamson County FM/RdCounty0.0443%$235
Upper Brushy Creek WCIDWater0.0170%$90
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$10,339

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $459,954 would pay approximately $2,871 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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