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10100 LACHLAN DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath2,086 sqftBuilt 1995

Property at a Glance

This home is estimated between $452,007 and $880,122, with a best estimate of $709,190. 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

$452,007 $880,122
Best Estimate
$709,190
WCAD Value
$511,584
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 $452,007 and $880,122. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

10044 LACHLAN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 2 bath 2,002 sqft Built 1997
Raw Value $596,013
Adjusted Value $618,512

Adjusted +$27,736 for 84 sqft more living space and -$5,237 for being older. Net adjustment: +$22,499.

10213 CASSANDRA DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,761 sqft Built 1998
Raw Value $609,735
Adjusted Value $709,190

Adjusted +$107,310 for 325 sqft more living space and -$7,855 for being older. Net adjustment: +$99,455.

10217 CASSANDRA DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,286 sqft Built 1996
Raw Value $569,952
Adjusted Value $831,482

Adjusted +$264,148 for 800 sqft more living space and -$2,618 for being older. Net adjustment: +$261,530.

10040 LACHLAN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,574 sqft Built 1996
Raw Value $713,685
Adjusted Value $880,122

Adjusted +$169,055 for 512 sqft more living space and -$2,618 for being older. Net adjustment: +$166,437.

10209 CASSANDRA DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 2,376 sqft Built 1997
Raw Value $552,998
Adjusted Value $452,007

Adjusted -$95,754 for 290 sqft less living space and -$5,237 for being older. Net adjustment: -$100,991.

The Neighborhood

This home is valued 13.7% 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
$511,584
Median
$592,479

This home is -13.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,983 across all districts. With a homestead exemption claimed, that drops to $8,102 — saving $1,881 per year. That's $675 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%$4,569
AustinCity0.5240%$2,681
Williamson CountyCounty0.3694%$1,890
Austin Community Collegespecial0.1034%$529
Williamson County FM/RdCounty0.0443%$227
Upper Brushy Creek WCIDWater0.0170%$87
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$9,983

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $709,190 would pay approximately $4,427 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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