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

15416 INTERLACHEN DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,677 sqftBuilt 2004

Property at a Glance

This home is estimated between $444,210 and $1,052,436, with a best estimate of $778,491. 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

$444,210 $1,052,436
Best Estimate
$778,491
WCAD Value
$595,349
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $444,210 and $1,052,436. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

15412 INTERLACHEN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,168 sqft Built 2006
Raw Value $1,168,056
Adjusted Value $938,654

Adjusted -$229,402 for 491 sqft less living space. Net adjustment: -$229,402.

15408 INTERLACHEN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,246 sqft Built 2005
Raw Value $710,055
Adjusted Value $444,210

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

3 bed 2 bath 1,537 sqft Built 2000
Raw Value $713,081
Adjusted Value $778,491

Adjusted +$65,410 for 140 sqft more living space. Net adjustment: +$65,410.

15501 INTERLACHEN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,157 sqft Built 2007
Raw Value $809,484
Adjusted Value $1,052,436

Adjusted +$242,952 for 520 sqft more living space. Net adjustment: +$242,952.

15409 INTERLACHEN DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
3 bed 2 bath 2,237 sqft Built 2003
Raw Value $705,911
Adjusted Value $444,271

Adjusted -$261,640 for 560 sqft less living space. Net adjustment: -$261,640.

The Neighborhood

This home is valued 47.0% 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
$595,349
Median
$1,122,350

This home is -47.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,524 across all districts. With a homestead exemption claimed, that drops to $8,609 — saving $1,915 per year. That's $717 per month a buyer should budget. The assessed value increased +21.4% vs the subdivision average of +11.4%. This above-average increase gives a protest opportunity score of 100 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,817
AustinCity0.5240%$2,826
Williamson CountyCounty0.3694%$1,993
Austin Community Collegespecial0.1034%$558
Williamson County FM/RdCounty0.0443%$239
Upper Brushy Creek WCIDWater0.0170%$92
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$10,524
100 / 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 $778,491 would pay approximately $4,859 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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