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

15812 ECHO HILLS DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath3,049 sqftBuilt 2003

Property at a Glance

This home is estimated between $786,020 and $1,068,767, with a best estimate of $846,981. That places the property above the L575502C - AVERY RANCH NORTH & BROOKSIDE median of $810,250, in a neighborhood that declined 4.4% over the past year.

Estimated Value Range

$786,020 $1,068,767
Best Estimate
$846,981
WCAD Value
$708,401
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 $786,020 and $1,068,767. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15816 ECHO HILLS DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,550 sqft Built 2003
Raw Value $675,520
Adjusted Value $864,146

Adjusted +$188,626 for 499 sqft more living space. Net adjustment: +$188,626.

9920 BUNDORAN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,502 sqft Built 2003
Raw Value $640,210
Adjusted Value $846,981

Adjusted +$206,771 for 547 sqft more living space. Net adjustment: +$206,771.

10901 ROY BUTLER DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 3 bath 2,855 sqft Built 2006
Raw Value $1,016,645
Adjusted Value $1,068,767

Adjusted +$73,334 for 194 sqft more living space and -$21,212 for being older. Net adjustment: +$52,122.

9921 BUNDORAN DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
3 bed 2 bath 2,531 sqft Built 2002
Raw Value $628,851
Adjusted Value $831,731

Adjusted +$195,809 for 518 sqft more living space and +$7,071 for being newer. Net adjustment: +$202,880.

9912 BUNDORAN DR, AUSTIN, TX 78717
0.05 mi 100% similar Same subdivision
3 bed 2 bath 2,766 sqft Built 2003
Raw Value $679,043
Adjusted Value $786,020

Adjusted +$106,977 for 283 sqft more living space. Net adjustment: +$106,977.

The Neighborhood

This home is valued 12.6% 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
$708,401
Median
$810,250

This home is -12.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $15,196 across all districts. With a homestead exemption claimed, that drops to $12,801 — saving $2,395 per year. That's $1,067 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%$7,700
AustinCity0.5240%$3,712
Williamson CountyCounty0.3694%$2,617
Austin Community Collegespecial0.1034%$732
Williamson County FM/RdCounty0.0443%$314
Upper Brushy Creek WCIDWater0.0170%$120
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$15,196

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $846,981 would pay approximately $5,287 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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