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Colorado Crash Report Details
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3-Year Intersection History
14 crashes
Crash history at this intersection
Comparable Crashes
5
Used for similar-pattern claim and liability context
Vehicles
2
Injured
0
Weather
Unknown
Lighting
Unknown

These recent nearby crashes involved reported injuries or fatalities and give useful context for how severe incidents cluster around this block.

COLLYER ST & 21ST AVE
< 0.1 miNov 19, 2025 | Multi-Vehicle Crash
3 vehicles

21ST AVE & COLLYER ST
< 0.1 miNov 8, 2024 | Broadside (T-Bone)
2 vehicles

21ST AVE & COLLYER ST
< 0.1 miJun 3, 2025 | Two-Vehicle Crash
2 vehicles

21ST AVE & COLLYER ST
< 0.1 miJan 9, 2025 | Pedestrian Crash
1 vehicle | 1 injured
3-year history
14 crashes
Tracked at this location
Corridor volume
79 on COLLYER ST
Published crashes tied to this corridor
Comparable crashes
5 similar records
Similar crash pattern in the published dataset
Street pattern
79 on COLLYER ST
LONGMONT currently shows 6,296 active crash pages in the published dataset.
On April 20, 2026, at approximately 10:49 AM, a two-vehicle crash occurred on COLLYER ST, near 21ST AVE, LONGMONT, BOULDER County, Colorado. 2 vehicles were involved in the property damage only-level incident, which resulted in no reported injuries. Unknown weather conditions and unknown lighting were noted at the time of the crash.
Use the case number, responding agency, and records office details below to request the official crash report.
Case number
26-4858
Use this with Longmont Department of Public Safety when requesting the official report.
Reporting agency
Longmont Department of Public Safety
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Records office
Longmont Department of Public Safety
Crash location reference
21st Ave
Route 0820
Crash classification
Parked Car
Driver factor noted: Not Observed
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Near COLLYER ST & 21ST AVE, LONGMONT
These recent nearby crashes involved reported injuries or fatalities and give useful context for how severe incidents cluster around this block.

COLLYER ST & 21ST AVE
< 0.1 miNov 19, 2025 | Multi-Vehicle Crash
3 vehicles

21ST AVE & COLLYER ST
< 0.1 miNov 8, 2024 | Broadside (T-Bone)
2 vehicles

21ST AVE & COLLYER ST
< 0.1 miJun 3, 2025 | Two-Vehicle Crash
2 vehicles

21ST AVE & COLLYER ST
< 0.1 miJan 9, 2025 | Pedestrian Crash
1 vehicle | 1 injured

21ST AVE & COLLYER ST
< 0.1 miOct 20, 2025 | Rear-End Collision
2 vehicles
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General information based on this crash's reported factors and Colorado law
Speed-Related Factors
Excessive speed or driving too fast for conditions may constitute negligence. Colorado follows a "reasonable and prudent" speed standard under C.R.S. Section 42-4-1101.
FindLaw - Speeding Accident LiabilityHit-and-Run Reported
Leaving the scene of an accident is a criminal offense under C.R.S. Section 42-4-1601. Victims may still recover damages through their own uninsured motorist coverage.
CO Revised Statutes Section 42-4-1601This is general informational context, not legal advice. Every crash is different. If you were involved in this accident, consult with a qualified attorney for guidance specific to your situation.
Browse experienced Colorado attorneys who specialize in cases like yours in the LONGMONT area.
Explore crash data along the highways and interstates that pass through or near LONGMONT.
Explore nearby city crash pages around BOULDER County.
Was speed a factor?
Yes, speed was identified as a contributing factor.
Was this a hit-and-run?
Yes, this crash was classified as a hit-and-run.