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17309 ENNIS TRL, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed3 bath2,043 sqftBuilt 2002

Property at a Glance

This home is estimated between $460,101 and $675,954, with a best estimate of $627,825. 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

$460,101 $675,954
Best Estimate
$627,825
WCAD Value
$712,453
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 $460,101 and $675,954. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

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 $675,954

Adjusted +$11,336 for 37 sqft more living space. Net adjustment: +$11,336.

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 $630,481

Adjusted -$70,775 for 231 sqft less living space and +$7,430 for being newer. Net adjustment: -$63,345.

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 $627,825

Adjusted -$58,826 for 192 sqft less living space and +$7,430 for being newer. Net adjustment: -$51,396.

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 $529,908

Adjusted +$56,988 for 186 sqft more living space and +$7,430 for being newer. Net adjustment: +$64,418.

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 $460,101

Adjusted -$164,222 for 536 sqft less living space and +$7,430 for being newer. Net adjustment: -$156,792.

The Neighborhood

This home is valued 35.7% 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
$712,453
Median
$524,962

This home is +35.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $13,902 across all districts. With a homestead exemption claimed, that drops to $11,773 — saving $2,129 per year. That's $981 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%$6,363
AustinCity0.5240%$3,733
Williamson CountyCounty0.3694%$2,632
Austin Community Collegespecial0.1034%$737
Williamson County FM/RdCounty0.0443%$316
Upper Brushy Creek WCIDWater0.0170%$121
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$13,902

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $627,825 would pay approximately $3,919 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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