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17021 ENNIS TRL, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath2,386 sqftBuilt 2002

Property at a Glance

This home is estimated between $552,071 and $943,591, with a best estimate of $735,571. 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

$552,071 $943,591
Best Estimate
$735,571
WCAD Value
$589,244
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 $552,071 and $943,591. 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 $781,044

Adjusted +$116,426 for 380 sqft more living space. Net adjustment: +$116,426.

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 $552,071

Adjusted -$69,549 for 227 sqft less living space and +$7,430 for being newer. Net adjustment: -$62,119.

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 $569,833

Adjusted -$86,400 for 282 sqft less living space. Net adjustment: -$86,400.

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 $943,591

Adjusted +$282,486 for 922 sqft more living space and +$7,430 for being newer. Net adjustment: +$289,916.

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 $735,571

Adjusted +$34,315 for 112 sqft more living space and +$7,430 for being newer. Net adjustment: +$41,745.

The Neighborhood

This home is valued 12.2% 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)

typical
323 Properties
$524,962 Median Value
-2.2% YoY Change
0% Have Pool
100% Have Garage
This Home
$589,244
Median
$524,962

This home is +12.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,498 across all districts. With a homestead exemption claimed, that drops to $9,521 — saving $1,977 per year. That's $793 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%$5,263
AustinCity0.5240%$3,088
Williamson CountyCounty0.3694%$2,177
Austin Community Collegespecial0.1034%$609
Williamson County FM/RdCounty0.0443%$261
Upper Brushy Creek WCIDWater0.0170%$100
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$11,498

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $735,571 would pay approximately $4,591 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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