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17017 ENNIS TRL, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,485 sqftBuilt 2001

Property at a Glance

This home is estimated between $296,568 and $674,969, with a best estimate of $512,422. That places the property below the R250401D - AVERY RANCH EAST (PH. 1) median of $524,962, in a neighborhood that declined 2.2% over the past year.

Estimated Value Range

$296,568 $674,969
Best Estimate
$512,422
WCAD Value
$655,556
High Confidence

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

Based on 5 comparable properties in R250401D - AVERY RANCH EAST (PH. 1), this home's estimated market value is between $296,568 and $674,969. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

16620 ENNIS TRL, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,257 sqft Built 2004
Raw Value $552,973
Adjusted Value $645,119

Adjusted +$69,856 for 228 sqft more living space and +$22,290 for being newer. Net adjustment: +$92,146.

17001 ENNIS TRL, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,006 sqft Built 2002
Raw Value $664,618
Adjusted Value $512,422

Adjusted -$159,626 for 521 sqft less living space and +$7,430 for being newer. Net adjustment: -$152,196.

16705 ENNIS TRL, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,464 sqft Built 2003
Raw Value $653,675
Adjusted Value $674,969

Adjusted +$6,434 for 21 sqft more living space and +$14,860 for being newer. Net adjustment: +$21,294.

16625 ENNIS TRL, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,857 sqft Built 2003
Raw Value $465,490
Adjusted Value $366,375

Adjusted -$113,975 for 372 sqft less living space and +$14,860 for being newer. Net adjustment: -$99,115.

16813 ENNIS TRL, AUSTIN, TX 78717
0.00 mi 99% similar Same subdivision
3 bed 2 bath 2,579 sqft Built 2003
Raw Value $616,893
Adjusted Value $296,568

Adjusted -$335,185 for 1,094 sqft less living space and +$14,860 for being newer. Net adjustment: -$320,325.

The Neighborhood

This home is valued 24.9% above the R250401D - AVERY RANCH EAST (PH. 1) median of $524,962. With 323 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 2.2% over the past year.

R250401D - AVERY RANCH EAST (PH. 1)

above average
323 Properties
$524,962 Median Value
-2.2% YoY Change
0% Have Pool
100% Have Garage
This Home
$655,556
Median
$524,962

This home is +24.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,792 across all districts. With a homestead exemption claimed, that drops to $10,733 — saving $2,059 per year. That's $894 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
Round Rock ISDSchool0.8931%$5,855
AustinCity0.5240%$3,435
Williamson CountyCounty0.3694%$2,422
Austin Community Collegespecial0.1034%$678
Williamson County FM/RdCounty0.0443%$291
Upper Brushy Creek WCIDWater0.0170%$111
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$12,792

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $512,422 would pay approximately $3,199 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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