States › Arizona › Routes › State Route 85
State Route 85
Fatal crashes 2015–2024 44Deaths 56Counties 2Latest data year 2024
FARS data are based on police crash reports and other sources; the drunk-driving measure is based on the highest BAC of any driver in the crash. Latest data year: 2024. The route is the trafficway recorded for each crash (FARS TWAY_ID); the same route number in another state has its own page.
State Route 85 in Arizona was the trafficway in 44 fatal crashes between 2015 and 2024, in which 56 people died.
That is 0.4% of the 9,968 fatal crashes in Arizona over the same years. The ten-year crash count rose 5% from 42 in 2005–2014 to 44 in 2015–2024.
The crashes were concentrated in Maricopa County (34) and Pima County (10).
25.0% of the crashes had a driver reported as drinking (Arizona: 21.8%) and 43.2% had a speeding-related driver (32.7%); pedestrians were 1.8% and motorcyclists 8.9% of those killed.
Fatal crashes per year
Route identification in FARS is consistent from 2000; earlier years are not shown. Shaded band: the ten-year window used for the shares below.
Compared with all fatal crashes in Arizona
| Measure | State Route 85 | Arizona |
|---|---|---|
| Fatal crashes, 2015–2024 | 44 | 9,968 |
| Deaths, 2015–2024 | 56 | 10,939 |
| Deaths per fatal crash | 1.3 | 1.1 |
| Share of state fatal crashes | 0.4% | 100% |
| Change vs previous ten years | +5% | +20% |
Factor shares
Counties along the route
| # | County | Fatal crashes on SR-85 | Share of route | County total, all roads |
|---|---|---|---|---|
| 1 | Maricopa County | 34 | 77% | 5,007 |
| 2 | Pima County | 10 | 23% | 1,355 |
Hour of day
Share of fatal crashes on State Route 85 beginning in each hour, 2015–2024; tick marks the Arizona share for all roads.
Where along the route
| Mile marker range | Fatal crashes | Share |
|---|---|---|
| Mile 185–190 | 6 | 14% |
| Mile 0–5 | 5 | 11% |
| Mile 30–35 | 5 | 11% |
| Mile 155–160 | 3 | 7% |
| Mile 175–180 | 3 | 7% |
| Mile 180–185 | 3 | 7% |
Five-mile bins by FARS milepoint, the six with the most fatal crashes; 93.2% of crashes on the route have a milepoint. Milepoints are as recorded by the state and can restart at county or district lines.
Other routes in Arizona
- Interstate 10 562
- US Route 60 303
- Interstate 40 253
- Interstate 17 238
- State Route 87 179
- State Route 101 176
- US Route 93 128
- State Route 202 123
- State Route 95 114
- State Route 260 101
- US Route 191 85
- Interstate 8 79
All routes and counties in Arizona
Questions and answers
How many fatal crashes have there been on State Route 85 in Arizona?
44 fatal crashes with 56 deaths over 2015–2024, per NHTSA's FARS. The route is the trafficway recorded for the crash; the same numbered route in another state has its own page.
Which counties along State Route 85 had the most fatal crashes?
Maricopa County (34) and Pima County (10).
What share of crashes on State Route 85 involved alcohol or speeding?
25.0% had a driver reported as drinking and 43.2% a speeding-related driver, against 21.8% and 32.7% for all fatal crashes in Arizona.
When do fatal crashes happen on State Route 85?
36.4% of the crashes were between 6pm and 6am. The hour chart on this page shows the full distribution.
Provenance
Source: NHTSA Fatality Analysis Reporting System, annual national CSV files 2000–2024 (accident, vehicle and person tables), public domain. Route pages are built for signed Interstate, US and state routes with at least 20 fatal crashes in 2015–2024. Data through 31 Dec 2024; generated 30 Sep 2026. See methodology and corrections.