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10021 LACHLAN DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed3 bath1,544 sqftBuilt 1996

Property at a Glance

This home is estimated between $334,156 and $611,450, with a best estimate of $566,768. 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

$334,156 $611,450
Best Estimate
$566,768
WCAD Value
$649,937
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 $334,156 and $611,450. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

10025 LACHLAN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,603 sqft Built 1995
Raw Value $615,230
Adjusted Value $598,367

Adjusted -$19,481 for 59 sqft less living space and +$2,618 for being newer. Net adjustment: -$16,863.

10017 LACHLAN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,583 sqft Built 1995
Raw Value $621,709
Adjusted Value $611,450

Adjusted -$12,877 for 39 sqft less living space and +$2,618 for being newer. Net adjustment: -$10,259.

10016 VALONA DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,801 sqft Built 1995
Raw Value $649,007
Adjusted Value $566,768

Adjusted -$84,857 for 257 sqft less living space and +$2,618 for being newer. Net adjustment: -$82,239.

10029 LACHLAN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,081 sqft Built 1995
Raw Value $508,847
Adjusted Value $334,156

Adjusted -$177,309 for 537 sqft less living space and +$2,618 for being newer. Net adjustment: -$174,691.

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 $558,859

Adjusted -$36,650 for 111 sqft less living space. Net adjustment: -$36,650.

The Neighborhood

This home is valued 9.7% above the R203597D - Davis Springs, All Sections median of $592,479. With 552 homes in the subdivision, the property sits in the upper tier. 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
$649,937
Median
$592,479

This home is +9.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,682 across all districts. With a homestead exemption claimed, that drops to $10,631 — saving $2,051 per year. That's $886 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%$5,805
AustinCity0.5240%$3,406
Williamson CountyCounty0.3694%$2,401
Austin Community Collegespecial0.1034%$672
Williamson County FM/RdCounty0.0443%$288
Upper Brushy Creek WCIDWater0.0170%$110
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$12,682

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $566,768 would pay approximately $3,538 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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