Beta Williamson County, TX only — data and coverage are limited during early access.

17117 ENNIS TRL, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath2,692 sqftBuilt 2002

Property at a Glance

This home is estimated between $645,824 and $874,798, with a best estimate of $826,669. 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

$645,824 $874,798
Best Estimate
$826,669
WCAD Value
$620,692
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 $645,824 and $874,798. 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 $874,798

Adjusted +$210,180 for 686 sqft more living space. Net adjustment: +$210,180.

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 $645,824

Adjusted +$24,204 for 79 sqft more living space and +$7,430 for being newer. Net adjustment: +$31,634.

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 $663,586

Adjusted +$7,353 for 24 sqft more living space. Net adjustment: +$7,353.

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 $829,325

Adjusted +$128,069 for 418 sqft more living space and +$7,430 for being newer. Net adjustment: +$135,499.

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 $826,669

Adjusted +$140,018 for 457 sqft more living space and +$7,430 for being newer. Net adjustment: +$147,448.

The Neighborhood

This home is valued 18.2% 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
$620,692
Median
$524,962

This home is +18.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,112 across all districts. With a homestead exemption claimed, that drops to $10,096 — saving $2,016 per year. That's $841 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%$5,543
AustinCity0.5240%$3,253
Williamson CountyCounty0.3694%$2,293
Austin Community Collegespecial0.1034%$642
Williamson County FM/RdCounty0.0443%$275
Upper Brushy Creek WCIDWater0.0170%$106
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$12,112

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $826,669 would pay approximately $5,160 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.

View full property details