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15521 ECHO HILLS DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed3 bath1,940 sqftBuilt 2005

Property at a Glance

This home is estimated between $671,363 and $891,449, with a best estimate of $760,477. That places the property below the L575502C - AVERY RANCH NORTH & BROOKSIDE median of $810,250, in a neighborhood that declined 4.4% over the past year.

Estimated Value Range

$671,363 $891,449
Best Estimate
$760,477
WCAD Value
$829,436
High Confidence

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

Based on 5 comparable properties in L575502C - AVERY RANCH NORTH & BROOKSIDE, this home's estimated market value is between $671,363 and $891,449. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15517 ECHO HILLS DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 3 bath 2,602 sqft Built 2006
Raw Value $928,676
Adjusted Value $671,363

Adjusted -$250,242 for 662 sqft less living space and -$7,071 for being older. Net adjustment: -$257,313.

15525 ECHO HILLS DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 3 bath 2,072 sqft Built 2006
Raw Value $821,093
Adjusted Value $764,125

Adjusted -$49,897 for 132 sqft less living space and -$7,071 for being older. Net adjustment: -$56,968.

15513 ECHO HILLS DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,749 sqft Built 2005
Raw Value $819,249
Adjusted Value $891,449

Adjusted +$72,200 for 191 sqft more living space. Net adjustment: +$72,200.

15529 ECHO HILLS DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,910 sqft Built 2004
Raw Value $739,171
Adjusted Value $757,582

Adjusted +$11,340 for 30 sqft more living space and +$7,071 for being newer. Net adjustment: +$18,411.

15524 BRODICK DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,064 sqft Built 2007
Raw Value $821,491
Adjusted Value $760,477

Adjusted -$46,873 for 124 sqft less living space and -$14,141 for being older. Net adjustment: -$61,014.

The Neighborhood

This home is valued 2.4% above the L575502C - AVERY RANCH NORTH & BROOKSIDE median of $810,250. With 384 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.4% over the past year.

L575502C - AVERY RANCH NORTH & BROOKSIDE

typical
384 Properties
$810,250 Median Value
-4.4% YoY Change
0% Have Pool
100% Have Garage
This Home
$829,436
Median
$810,250

This home is +2.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $17,792 across all districts. With a homestead exemption claimed, that drops to $15,248 — saving $2,544 per year. That's $1,271 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$9,015
AustinCity0.5240%$4,346
Williamson CountyCounty0.3694%$3,064
Austin Community Collegespecial0.1034%$858
Williamson County FM/RdCounty0.0443%$368
Upper Brushy Creek WCIDWater0.0170%$141
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$17,792

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $760,477 would pay approximately $4,747 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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