Colorado Street Data
St
State Highway 121
Accidents on State Highway 121
ARVADA, BROOMFIELD County, Colorado — 424 crashes, 206 injuries, 2 fatalities
State Highway 121 Crash Trend
Reported incidents over time
Total Crashes
424
Fatal Crashes
2
Total Injuries
206
Avg / Year
141.3
Severity Breakdown
424 total crashes
Property Damage Only288 (67.9%)
Possible Injury80 (18.9%)
Minor Injury41 (9.7%)
Serious Injury13 (3.1%)
Fatal2 (0.5%)
Crash Type Breakdown
Top crash types on this street
Rear-End Collision210
Motor Vehicle Crash89
Sideswipe (Same Direction)64
Broadside (T-Bone)37
Wildlife Collision11
Rollover4
Pedestrian Crash4
Bicycle Crash3
Time of Day Distribution
When crashes occur most frequently
154Midday (9 am-4 pm)
117Evening rush (4-7 pm)
66Morning rush (6-9 am)
59Night (7 pm-12 am)
28Late night (12 am-6 am)
Day of Week Distribution
Crash frequency by day
41Sun
70Mon
66Tue
57Wed
64Thu
69Fri
57Sat
Monthly Crash Trend
Crash frequency over time
Most Dangerous Cross Streets
Intersections on State Highway 121 with the most crashes
| # | Cross Street | Crashes |
|---|---|---|
| #1 | West Ken Caryl Avenue | 23 |
| #2 | West Bowles Avenue | 22 |
| #3 | West Chatfield Avenue | 18 |
| #4 | West Coal Mine Avenue | 15 |
| #5 | US Highway 285 | 14 |
| #6 | West Jefferson Avenue | 14 |
| #7 | Deer Creek Canyon Road | 10 |
| #8 | Bowles Avenue W | 9 |
| #9 | US Highway 36 | 7 |
| #10 | West Columbine Drive | 7 |
| #11 | West Long Drive | 6 |
| #12 | Highway 36 Eb Ramps | 6 |
| #13 | West Parkhill Avenue | 6 |
| #14 | West Peakview Drive | 6 |
| #15 | Highway 36 Wb Ramps Int | 6 |
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