Beta Williamson County, TX only — data and coverage are limited during early access.

15325 INTERLACHEN DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,790 sqftBuilt 2004

Property at a Glance

This home is estimated between $465,418 and $861,779, with a best estimate of $606,807. That places the property below the L572601A - Avery Estates & GOLF CLUB @ AVERY RANCH median of $1,122,350, in a neighborhood that appreciated 11.4% over the past year.

Estimated Value Range

$465,418 $861,779
Best Estimate
$606,807
WCAD Value
$622,409
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in L572601A - Avery Estates & GOLF CLUB @ AVERY RANCH, this home's estimated market value is between $465,418 and $861,779. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15401 INTERLACHEN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,968 sqft Built 2003
Raw Value $689,971
Adjusted Value $606,807

Adjusted -$83,164 for 178 sqft less living space. Net adjustment: -$83,164.

15321 INTERLACHEN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,653 sqft Built 2004
Raw Value $797,771
Adjusted Value $861,779

Adjusted +$64,008 for 137 sqft more living space. Net adjustment: +$64,008.

15601 INTERLACHEN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,983 sqft Built 2005
Raw Value $907,543
Adjusted Value $817,371

Adjusted -$90,172 for 193 sqft less living space. Net adjustment: -$90,172.

15405 INTERLACHEN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,374 sqft Built 2003
Raw Value $738,271
Adjusted Value $465,418

Adjusted -$272,853 for 584 sqft less living space. Net adjustment: -$272,853.

15317 INTERLACHEN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,256 sqft Built 2004
Raw Value $708,196
Adjusted Value $490,474

Adjusted -$217,722 for 466 sqft less living space. Net adjustment: -$217,722.

The Neighborhood

This home is valued 44.5% below the L572601A - Avery Estates & GOLF CLUB @ AVERY RANCH median of $1,122,350. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 11.4% over the past year.

L572601A - Avery Estates & GOLF CLUB @ AVERY RANCH

below average
146 Properties
$1,122,350 Median Value
+11.4% YoY Change
1% Have Pool
100% Have Garage
This Home
$622,409
Median
$1,122,350

This home is -44.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $12,289 across all districts. With a homestead exemption claimed, that drops to $10,061 — saving $2,228 per year. That's $838 per month a buyer should budget. The assessed value increased +19.5% vs the subdivision average of +11.4%. This above-average increase gives a protest opportunity score of 86 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$6,227
AustinCity0.5240%$3,002
Williamson CountyCounty0.3694%$2,116
Austin Community Collegespecial0.1034%$592
Williamson County FM/RdCounty0.0443%$254
Upper Brushy Creek WCIDWater0.0170%$97
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$12,289
86 / 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 $606,807 would pay approximately $3,788 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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