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15409 INTERLACHEN DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath2,237 sqftBuilt 2003

Property at a Glance

This home is estimated between $674,263 and $1,097,926, with a best estimate of $831,254. 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

$674,263 $1,097,926
Best Estimate
$831,254
WCAD Value
$705,911
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 $674,263 and $1,097,926. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15405 INTERLACHEN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,374 sqft Built 2003
Raw Value $738,271
Adjusted Value $674,263

Adjusted -$64,008 for 137 sqft less living space. Net adjustment: -$64,008.

15533 INTERLACHEN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,668 sqft Built 2005
Raw Value $832,081
Adjusted Value $1,097,926

Adjusted +$265,845 for 569 sqft more living space. Net adjustment: +$265,845.

15401 INTERLACHEN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,968 sqft Built 2003
Raw Value $689,971
Adjusted Value $815,652

Adjusted +$125,681 for 269 sqft more living space. Net adjustment: +$125,681.

15529 INTERLACHEN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,938 sqft Built 2006
Raw Value $792,663
Adjusted Value $932,360

Adjusted +$139,697 for 299 sqft more living space. Net adjustment: +$139,697.

15325 INTERLACHEN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,790 sqft Built 2004
Raw Value $622,409
Adjusted Value $831,254

Adjusted +$208,845 for 447 sqft more living space. Net adjustment: +$208,845.

The Neighborhood

This home is valued 37.1% 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
$705,911
Median
$1,122,350

This home is -37.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $14,518 across all districts. With a homestead exemption claimed, that drops to $12,162 — saving $2,356 per year. That's $1,014 per month a buyer should budget. The assessed value increased +25.2% 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%$7,356
AustinCity0.5240%$3,547
Williamson CountyCounty0.3694%$2,500
Austin Community Collegespecial0.1034%$700
Williamson County FM/RdCounty0.0443%$300
Upper Brushy Creek WCIDWater0.0170%$115
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$14,518
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 $831,254 would pay approximately $5,189 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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