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17001 ENNIS TRL, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath2,006 sqftBuilt 2002

Property at a Glance

This home is estimated between $435,645 and $827,165, with a best estimate of $616,489. 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

$435,645 $827,165
Best Estimate
$616,489
WCAD Value
$664,618
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 $435,645 and $827,165. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

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 $435,645

Adjusted -$185,975 for 607 sqft less living space and +$7,430 for being newer. Net adjustment: -$178,545.

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 $453,406

Adjusted -$202,827 for 662 sqft less living space. Net adjustment: -$202,827.

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 $827,165

Adjusted +$166,060 for 542 sqft more living space and +$7,430 for being newer. Net adjustment: +$173,490.

17113 ENNIS TRL, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,274 sqft Built 2003
Raw Value $693,826
Adjusted Value $619,145

Adjusted -$82,111 for 268 sqft less living space and +$7,430 for being newer. Net adjustment: -$74,681.

16909 ENNIS TRL, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,235 sqft Built 2003
Raw Value $679,221
Adjusted Value $616,489

Adjusted -$70,162 for 229 sqft less living space and +$7,430 for being newer. Net adjustment: -$62,732.

The Neighborhood

This home is valued 26.6% 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
$664,618
Median
$524,962

This home is +26.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,969 across all districts. With a homestead exemption claimed, that drops to $10,899 — saving $2,070 per year. That's $908 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%$5,936
AustinCity0.5240%$3,483
Williamson CountyCounty0.3694%$2,455
Austin Community Collegespecial0.1034%$687
Williamson County FM/RdCounty0.0443%$295
Upper Brushy Creek WCIDWater0.0170%$113
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$12,969

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $616,489 would pay approximately $3,848 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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