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

15904 ECHO HILLS DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath1,699 sqftBuilt 2002

Property at a Glance

This home is estimated between $655,646 and $910,420, with a best estimate of $729,638. 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

$655,646 $910,420
Best Estimate
$729,638
WCAD Value
$799,988
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 $655,646 and $910,420. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15900 ECHO HILLS DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 3 bath 2,089 sqft Built 2003
Raw Value $810,141
Adjusted Value $655,646

Adjusted -$147,424 for 390 sqft less living space and -$7,071 for being older. Net adjustment: -$154,495.

15912 ECHO HILLS DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,575 sqft Built 2003
Raw Value $689,836
Adjusted Value $729,638

Adjusted +$46,873 for 124 sqft more living space and -$7,071 for being older. Net adjustment: +$39,802.

10913 ROY BUTLER DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,118 sqft Built 2006
Raw Value $842,674
Adjusted Value $656,006

Adjusted -$158,386 for 419 sqft less living space and -$28,282 for being older. Net adjustment: -$186,668.

15916 ECHO HILLS DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 3 bath 1,575 sqft Built 2003
Raw Value $870,618
Adjusted Value $910,420

Adjusted +$46,873 for 124 sqft more living space and -$7,071 for being older. Net adjustment: +$39,802.

9917 BUNDORAN DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 2 bath 1,659 sqft Built 2002
Raw Value $736,238
Adjusted Value $751,358

Adjusted +$15,120 for 40 sqft more living space. Net adjustment: +$15,120.

The Neighborhood

This home is valued 1.3% below the L575502C - AVERY RANCH NORTH & BROOKSIDE median of $810,250. That positions it competitively for buyers comparing within the neighborhood. 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
$799,988
Median
$810,250

This home is -1.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $17,160 across all districts. With a homestead exemption claimed, that drops to $14,653 — saving $2,507 per year. That's $1,221 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%$8,695
AustinCity0.5240%$4,192
Williamson CountyCounty0.3694%$2,956
Austin Community Collegespecial0.1034%$827
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%$17,160

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $729,638 would pay approximately $4,554 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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