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

15605 INTERLACHEN DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed3 bath1,373 sqftBuilt 2007

Property at a Glance

This home is estimated between $666,951 and $906,384, with a best estimate of $702,317. 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

$666,951 $906,384
Best Estimate
$702,317
WCAD Value
$815,935
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 $666,951 and $906,384. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15633 INTERLACHEN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,148 sqft Built 2008
Raw Value $801,261
Adjusted Value $906,384

Adjusted +$105,123 for 225 sqft more living space. Net adjustment: +$105,123.

15201 INTERLACHEN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 1,596 sqft Built 2007
Raw Value $806,506
Adjusted Value $702,317

Adjusted -$104,189 for 223 sqft less living space. Net adjustment: -$104,189.

15321 INTERLACHEN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,653 sqft Built 2004
Raw Value $797,771
Adjusted Value $666,951

Adjusted -$130,820 for 280 sqft less living space. Net adjustment: -$130,820.

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 $678,679

Adjusted -$130,820 for 280 sqft less living space. Net adjustment: -$130,820.

15604 INTERLACHEN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,443 sqft Built 2006
Raw Value $752,161
Adjusted Value $719,456

Adjusted -$32,705 for 70 sqft less living space. Net adjustment: -$32,705.

The Neighborhood

This home is valued 27.3% 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
$815,935
Median
$1,122,350

This home is -27.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $17,030 across all districts. With a homestead exemption claimed, that drops to $14,530 — saving $2,500 per year. That's $1,211 per month a buyer should budget. The assessed value increased +13.1% vs the subdivision average of +11.4%. This increase gives a protest opportunity score of 39 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$8,629
AustinCity0.5240%$4,160
Williamson CountyCounty0.3694%$2,933
Austin Community Collegespecial0.1034%$821
Williamson County FM/RdCounty0.0443%$352
Upper Brushy Creek WCIDWater0.0170%$135
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$17,030
39 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $702,317 would pay approximately $4,384 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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