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15816 ECHO HILLS DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath2,550 sqftBuilt 2003

Property at a Glance

This home is estimated between $519,775 and $871,334, with a best estimate of $658,354. 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

$519,775 $871,334
Best Estimate
$658,354
WCAD Value
$675,520
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 $519,775 and $871,334. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15812 ECHO HILLS DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 3,049 sqft Built 2003
Raw Value $708,401
Adjusted Value $519,775

Adjusted -$188,626 for 499 sqft less living space. Net adjustment: -$188,626.

10909 ROY BUTLER DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,509 sqft Built 2006
Raw Value $877,048
Adjusted Value $871,334

Adjusted +$15,498 for 41 sqft more living space and -$21,212 for being older. Net adjustment: -$5,714.

15808 ECHO HILLS DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 2,416 sqft Built 2003
Raw Value $622,851
Adjusted Value $673,504

Adjusted +$50,653 for 134 sqft more living space. Net adjustment: +$50,653.

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 $658,354

Adjusted +$18,144 for 48 sqft more living space. Net adjustment: +$18,144.

9921 BUNDORAN DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,531 sqft Built 2002
Raw Value $628,851
Adjusted Value $643,104

Adjusted +$7,182 for 19 sqft more living space and +$7,071 for being newer. Net adjustment: +$14,253.

The Neighborhood

This home is valued 16.6% 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

below average
384 Properties
$810,250 Median Value
-4.4% YoY Change
0% Have Pool
100% Have Garage
This Home
$675,520
Median
$810,250

This home is -16.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $14,491 across all districts. With a homestead exemption claimed, that drops to $12,136 — saving $2,355 per year. That's $1,011 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%$7,342
AustinCity0.5240%$3,540
Williamson CountyCounty0.3694%$2,496
Austin Community Collegespecial0.1034%$698
Williamson County FM/RdCounty0.0443%$299
Upper Brushy Creek WCIDWater0.0170%$115
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$14,491

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $658,354 would pay approximately $4,109 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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