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

15200 INTERLACHEN DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,552 sqftBuilt 2011

Property at a Glance

This home is estimated between $376,089 and $785,949, with a best estimate of $487,462. 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

$376,089 $785,949
Best Estimate
$487,462
WCAD Value
$662,375
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 $376,089 and $785,949. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15208 INTERLACHEN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2,066 sqft Built 2005
Raw Value $668,002
Adjusted Value $427,854

Adjusted -$240,148 for 514 sqft less living space. Net adjustment: -$240,148.

15201 INTERLACHEN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 1,596 sqft Built 2007
Raw Value $806,506
Adjusted Value $785,949

Adjusted -$20,557 for 44 sqft less living space. Net adjustment: -$20,557.

15636 INTERLACHEN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,863 sqft Built 2010
Raw Value $632,766
Adjusted Value $487,462

Adjusted -$145,304 for 311 sqft less living space. Net adjustment: -$145,304.

15205 INTERLACHEN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,653 sqft Built 2003
Raw Value $809,499
Adjusted Value $762,310

Adjusted -$47,189 for 101 sqft less living space. Net adjustment: -$47,189.

15212 INTERLACHEN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,264 sqft Built 2004
Raw Value $708,746
Adjusted Value $376,089

Adjusted -$332,657 for 712 sqft less living space. Net adjustment: -$332,657.

The Neighborhood

This home is valued 41.0% 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
$662,375
Median
$1,122,350

This home is -41.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $12,723 across all districts. With a homestead exemption claimed, that drops to $10,470 — saving $2,253 per year. That's $873 per month a buyer should budget. The assessed value increased +19.0% vs the subdivision average of +11.4%. This above-average increase gives a protest opportunity score of 83 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$6,446
AustinCity0.5240%$3,108
Williamson CountyCounty0.3694%$2,191
Austin Community Collegespecial0.1034%$613
Williamson County FM/RdCounty0.0443%$263
Upper Brushy Creek WCIDWater0.0170%$101
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$12,723
83 / 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 $487,462 would pay approximately $3,043 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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