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

15633 INTERLACHEN DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,148 sqftBuilt 2008

Property at a Glance

This home is estimated between $298,708 and $798,259, with a best estimate of $705,515. 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

$298,708 $798,259
Best Estimate
$705,515
WCAD Value
$801,261
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 $298,708 and $798,259. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15605 INTERLACHEN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,373 sqft Built 2007
Raw Value $815,935
Adjusted Value $710,812

Adjusted -$105,123 for 225 sqft less living space. Net adjustment: -$105,123.

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 $298,708

Adjusted -$334,058 for 715 sqft less living space. Net adjustment: -$334,058.

15540 INTERLACHEN DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
3 bed 2 bath 989 sqft Built 2010
Raw Value $723,972
Adjusted Value $798,259

Adjusted +$74,287 for 159 sqft more living space. Net adjustment: +$74,287.

15612 INTERLACHEN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,403 sqft Built 2004
Raw Value $824,655
Adjusted Value $705,515

Adjusted -$119,140 for 255 sqft less living space. Net adjustment: -$119,140.

15325 INTERLACHEN DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,790 sqft Built 2004
Raw Value $622,409
Adjusted Value $322,457

Adjusted -$299,952 for 642 sqft less living space. Net adjustment: -$299,952.

The Neighborhood

This home is valued 28.6% 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
$801,261
Median
$1,122,350

This home is -28.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $17,188 across all districts. With a homestead exemption claimed, that drops to $14,678 — saving $2,510 per year. That's $1,223 per month a buyer should budget. The assessed value increased +16.0% vs the subdivision average of +11.4%. This above-average increase gives a protest opportunity score of 68 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$8,709
AustinCity0.5240%$4,199
Williamson CountyCounty0.3694%$2,960
Austin Community Collegespecial0.1034%$829
Williamson County FM/RdCounty0.0443%$355
Upper Brushy Creek WCIDWater0.0170%$136
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$17,188
68 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $705,515 would pay approximately $4,404 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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