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

15301 INTERLACHEN DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed3 bath1,114 sqftBuilt 2007

Property at a Glance

This home is estimated between $423,481 and $793,276, with a best estimate of $712,793. 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

$423,481 $793,276
Best Estimate
$712,793
WCAD Value
$785,545
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 $423,481 and $793,276. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15213 INTERLACHEN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,354 sqft Built 2007
Raw Value $853,647
Adjusted Value $741,515

Adjusted -$112,132 for 240 sqft less living space. Net adjustment: -$112,132.

15304 INTERLACHEN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,715 sqft Built 2005
Raw Value $789,172
Adjusted Value $508,376

Adjusted -$280,796 for 601 sqft less living space. Net adjustment: -$280,796.

15232 INTERLACHEN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,225 sqft Built 2007
Raw Value $845,137
Adjusted Value $793,276

Adjusted -$51,861 for 111 sqft less living space. Net adjustment: -$51,861.

15312 INTERLACHEN DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 3 bath 1,804 sqft Built 2006
Raw Value $745,859
Adjusted Value $423,481

Adjusted -$322,378 for 690 sqft less living space. Net adjustment: -$322,378.

15300 INTERLACHEN DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 2 bath 1,403 sqft Built 2004
Raw Value $847,818
Adjusted Value $712,793

Adjusted -$135,025 for 289 sqft less living space. Net adjustment: -$135,025.

The Neighborhood

This home is valued 30.0% 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
$785,545
Median
$1,122,350

This home is -30.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $16,417 across all districts. With a homestead exemption claimed, that drops to $13,952 — saving $2,465 per year. That's $1,163 per month a buyer should budget. The assessed value increased +23.2% 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
Leander ISDSchool1.0869%$8,318
AustinCity0.5240%$4,010
Williamson CountyCounty0.3694%$2,827
Austin Community Collegespecial0.1034%$791
Williamson County FM/RdCounty0.0443%$339
Upper Brushy Creek WCIDWater0.0170%$130
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$16,417
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 $712,793 would pay approximately $4,449 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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