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

15533 INTERLACHEN DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath1,668 sqftBuilt 2005

Property at a Glance

This home is estimated between $408,417 and $666,515, with a best estimate of $549,807. 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

$408,417 $666,515
Best Estimate
$549,807
WCAD Value
$832,081
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 $408,417 and $666,515. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15529 INTERLACHEN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,938 sqft Built 2006
Raw Value $792,663
Adjusted Value $666,515

Adjusted -$126,148 for 270 sqft less living space. Net adjustment: -$126,148.

15409 INTERLACHEN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,237 sqft Built 2003
Raw Value $705,911
Adjusted Value $440,066

Adjusted -$265,845 for 569 sqft less living space. Net adjustment: -$265,845.

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 $408,417

Adjusted -$329,854 for 706 sqft less living space. Net adjustment: -$329,854.

15401 INTERLACHEN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,968 sqft Built 2003
Raw Value $689,971
Adjusted Value $549,807

Adjusted -$140,164 for 300 sqft less living space. Net adjustment: -$140,164.

15532 INTERLACHEN DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
3 bed 3 bath 1,761 sqft Built 2006
Raw Value $620,960
Adjusted Value $577,509

Adjusted -$43,451 for 93 sqft less living space. Net adjustment: -$43,451.

The Neighborhood

This home is valued 25.9% 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
$832,081
Median
$1,122,350

This home is -25.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $17,849 across all districts. With a homestead exemption claimed, that drops to $15,301 — saving $2,548 per year. That's $1,275 per month a buyer should budget. The assessed value increased +10.5% vs the subdivision average of +11.4%. This increase gives a protest opportunity score of 30 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$9,044
AustinCity0.5240%$4,360
Williamson CountyCounty0.3694%$3,074
Austin Community Collegespecial0.1034%$860
Williamson County FM/RdCounty0.0443%$369
Upper Brushy Creek WCIDWater0.0170%$141
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$17,849
30 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $549,807 would pay approximately $3,432 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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