Union Hills Dr & 4th St
Stop 16794 · Phoenix Valley Metro · Route 186
Union Hills Dr & 4th St is a bus stop on the Phoenix Valley Metro network (stop 16794), served by Route 186 to Scottsdale Rd+Mayo. On weekdays buses run from 4:16 am to 11:16 pm.
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Scheduled times. The first bus of the day leaves at 4:16 am.
Route 186 to Scottsdale Rd+Mayo
Monday to Friday, 39 buses
| 4 am | 1646 |
|---|---|
| 5 am | 1646 |
| 6 am | 1646 |
| 7 am | 1646 |
| 8 am | 1646 |
| 9 am | 1646 |
| 10 am | 1646 |
| 11 am | 1646 |
| 12 pm | 1646 |
| 1 pm | 1646 |
| 2 pm | 1646 |
| 3 pm | 1646 |
| 4 pm | 1646 |
| 5 pm | 1646 |
| 6 pm | 1646 |
| 7 pm | 1646 |
| 8 pm | 1646 |
| 9 pm | 1646 |
| 10 pm | 1646 |
| 11 pm | 16 |
Saturday, 37 buses
| 5 am | 2858 |
|---|---|
| 6 am | 2858 |
| 7 am | 2858 |
| 8 am | 2858 |
| 9 am | 2858 |
| 10 am | 2858 |
| 11 am | 2858 |
| 12 pm | 2858 |
| 1 pm | 2858 |
| 2 pm | 2858 |
| 3 pm | 2858 |
| 4 pm | 2858 |
| 5 pm | 2858 |
| 6 pm | 2858 |
| 7 pm | 2858 |
| 8 pm | 2858 |
| 9 pm | 2858 |
| 10 pm | 2858 |
| 11 pm | 28 |
Sunday, 37 buses
| 5 am | 2858 |
|---|---|
| 6 am | 2858 |
| 7 am | 2858 |
| 8 am | 2858 |
| 9 am | 2858 |
| 10 am | 2858 |
| 11 am | 2858 |
| 12 pm | 2858 |
| 1 pm | 2858 |
| 2 pm | 2858 |
| 3 pm | 2858 |
| 4 pm | 2858 |
| 5 pm | 2858 |
| 6 pm | 2858 |
| 7 pm | 2858 |
| 8 pm | 2858 |
| 9 pm | 2858 |
| 10 pm | 2858 |
| 11 pm | 28 |
Read each row as the hour, then the minutes past it: 7 then 05 35 means 7:05 and 7:35. Bold hours are pm. Scheduled times from Phoenix Valley Metro’s official schedule data, refreshed October 4, 2026. Not live arrivals.
Questions about Union Hills Dr & 4th St
Which buses stop at Union Hills Dr & 4th St?
Route 186 to Scottsdale Rd+Mayo stops at Union Hills Dr & 4th St (stop 16794) in Phoenix Valley Metro.
When is the first and last bus at Union Hills Dr & 4th St?
Monday: first bus 4:16 am, last 11:16 pm (39 buses). Saturday: first bus 5:28 am, last 11:28 pm (37 buses). Sunday: first bus 5:28 am, last 11:28 pm (37 buses). Public holiday schedules can differ; each route page lists them.
How often do buses come to Union Hills Dr & 4th St?
On a Monday about 2 buses an hour stop here between 7:00 am and 7:00 pm (24 in those twelve hours, all routes together).
What other stops are near Union Hills Dr & 4th St?
The closest are Union Hills Dr & 4th St (16821, about 1 min walk), Union Hills Dr & 7th St (16820, about 3 min walk), 7th St & Union Hills Dr (18138, about 4 min walk).
Are these live arrival times?
No. They are the scheduled times from Phoenix Valley Metro’s published schedule, refreshed October 4, 2026. A bus can run early or late, and disruptions are not shown.
Source: Valley Metro open data (GTFS schedule for Phoenix Valley Metro), used under the ODC Attribution License. Refreshed October 4, 2026; the current timetable runs to January 24, 2027. Changes made: times reformatted into timetables and departure lists.