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10001 LACHLAN DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed3 bath1,910 sqftBuilt 1995

Property at a Glance

This home is estimated between $503,759 and $718,390, with a best estimate of $681,412. 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

$503,759 $718,390
Best Estimate
$681,412
WCAD Value
$830,892
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 $503,759 and $718,390. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

10000 VALONA DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,263 sqft Built 1995
Raw Value $620,314
Adjusted Value $503,759

Adjusted -$116,555 for 353 sqft less living space. Net adjustment: -$116,555.

10009 LACHLAN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,421 sqft Built 1996
Raw Value $559,548
Adjusted Value $718,390

Adjusted +$161,460 for 489 sqft more living space and -$2,618 for being older. Net adjustment: +$158,842.

10004 VALONA DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,670 sqft Built 1995
Raw Value $551,085
Adjusted Value $630,329

Adjusted +$79,244 for 240 sqft more living space. Net adjustment: +$79,244.

10000 LACHLAN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,657 sqft Built 1996
Raw Value $600,900
Adjusted Value $681,819

Adjusted +$83,537 for 253 sqft more living space and -$2,618 for being older. Net adjustment: +$80,919.

10004 LACHLAN DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 3 bath 1,544 sqft Built 1996
Raw Value $563,182
Adjusted Value $681,412

Adjusted +$120,848 for 366 sqft more living space and -$2,618 for being older. Net adjustment: +$118,230.

The Neighborhood

This home is valued 40.2% 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

above average
552 Properties
$592,479 Median Value
-2.9% YoY Change
1% Have Pool
100% Have Garage
This Home
$830,892
Median
$592,479

This home is +40.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $16,213 across all districts. With a homestead exemption claimed, that drops to $13,939 — saving $2,274 per year. That's $1,162 per month a buyer should budget. The assessed value increased +7.5% vs the subdivision average of -2.9%. This above-average increase gives a protest opportunity score of 70 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$7,421
AustinCity0.5240%$4,354
Williamson CountyCounty0.3694%$3,070
Austin Community Collegespecial0.1034%$859
Williamson County FM/RdCounty0.0443%$368
Upper Brushy Creek WCIDWater0.0170%$141
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$16,213
70 / 100

There may be a strong case to protest this appraisal.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $681,412 would pay approximately $4,253 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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