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17308 ENNIS TRL, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,587 sqftBuilt 2002

Property at a Glance

This home is estimated between $307,270 and $698,790, with a best estimate of $536,243. That places the property above 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

$307,270 $698,790
Best Estimate
$536,243
WCAD Value
$669,916
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 $307,270 and $698,790. 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 $668,940

Adjusted +$101,107 for 330 sqft more living space and +$14,860 for being newer. Net adjustment: +$115,967.

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 $536,243

Adjusted -$128,375 for 419 sqft less living space. Net adjustment: -$128,375.

17029 ENNIS TRL, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,613 sqft Built 2003
Raw Value $614,190
Adjusted Value $307,270

Adjusted -$314,350 for 1,026 sqft less living space and +$7,430 for being newer. Net adjustment: -$306,920.

17304 ENNIS TRL, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,668 sqft Built 2002
Raw Value $656,233
Adjusted Value $325,031

Adjusted -$331,202 for 1,081 sqft less living space. Net adjustment: -$331,202.

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 $698,790

Adjusted +$37,685 for 123 sqft more living space and +$7,430 for being newer. Net adjustment: +$45,115.

The Neighborhood

This home is valued 27.6% 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
$669,916
Median
$524,962

This home is +27.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $13,072 across all districts. With a homestead exemption claimed, that drops to $10,996 — saving $2,076 per year. That's $916 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%$5,983
AustinCity0.5240%$3,510
Williamson CountyCounty0.3694%$2,475
Austin Community Collegespecial0.1034%$693
Williamson County FM/RdCounty0.0443%$297
Upper Brushy Creek WCIDWater0.0170%$114
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$13,072

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $536,243 would pay approximately $3,347 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 4/19/2026.

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