Middlebury, MI truck route planning & crash data
Plan safer truck routes in Middlebury: commercial truck and garbage truck crashes in Middlebury and Shiawassee County, dangerous roads, seasonality and route safety data for fleets. Patterns use Shiawassee County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
13 of 473 truck crashes since 2015.
Deadliest roads
How Shiawassee County compares with Michigan
Shiawassee County against Michigan and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Shiawassee County stands out
Full comparison
| Measure (2015–2025) | Shiawassee County | Michigan | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 58.0 | 52.4 | 49.7 | 1.1× the state |
| Deaths per 100 crashes | 2.1 | 2.1 | 3.4 | same |
| Injuries per crash | 0.28 | 0.30 | 0.49 | same |
| Garbage-truck share | 2.8% | 3.2% | 2.3% | 14% below the state |
| On snow, slush or ice | 18.4% | 17.7% | 6.2% | same |
| Morning rush (6–10 am) | 27.2% | 25.5% | 23.7% | same |
| In rain, sleet or snow | 17.3% | 21.9% | 13.8% | 21% below the state |
| Winter months (Nov–Mar) | 41.7% | 44.4% | 41.9% | same |
| After dark | 24.6% | 20.7% | 24.8% | 1.2× the state |
Shiawassee County sits below Michigan on garbage-truck share and in rain, sleet or snow. It stands out for higher crashes per 100k residents / yr and after dark.
The headline for Middlebury: SR-21 3 fatal truck crashes since 2015, more than any other road within 10 miles of Middlebury.
Overview
Since 2015, 473 crashes involving commercial trucks have been reported in Shiawassee County. They injured 130 people and killed 10.
In complete reporting years that works out to about one truck crash every 9 days.
With 3 truck crashes reported in Middlebury since 2015, this page uses Shiawassee County numbers for its patterns and comparisons.
When crashes happen
January has the most truck crashes, 10.8% of the yearly total, while April has the fewest (4.9%).
The five winter months (November to March) hold 41.7% of truck crashes, against 44.4% across Michigan.
More truck crashes happen at 8–9 am than at any other hour (9.3%).
18.4% of truck crashes here happened on snow, slush or ice, against 17.7% across Michigan.
Where crashes happen
Within this area, SR-21 had the most fatal crashes involving a large truck since 2015 (3). Next come CR-HIBBARD Rd (1), CR-N Shepardsville Rd (1) and SR-52 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 13 crashes, 2.7% of the total, against 3.2% across Michigan.
Route planning tips for Middlebury fleets
- Build extra time into January routes: it has the most truck crashes here.
- Look at alternatives to SR-21 at busy times: it leads this area in fatal truck crashes.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Shiawassee County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-21 | 3 |
| CR-HIBBARD Rd | 1 |
| CR-N Shepardsville Rd | 1 |
| SR-52 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Shiawassee County) |
|---|---|
| I-69 | 120 |
| Lansing | 16 |
| Main | 14 |
| Beard | 13 |
| Bath | 6 |
| Shiawassee | 5 |
| State | 5 |
| Bennington | 4 |
Middlebury at a glance
| Population | 1,536 |
| Land area | 24.6 sq mi |
| Density | 62 per sq mi |
| Median household income (ZIP 48866) | $65,281 |
| Median home value (ZIP 48866) | $168,618 |
Waste facilities and haulers nearby
Historical data: truck crashes in Shiawassee County since the 1990s
Combines the FMCSA crash file (all reported truck crashes, real coverage from about 1990) with NHTSA FARS (fatal crashes involving a large truck, 1982–2024).
| Decade | Truck crashes / yr | Change | Fatal crashes / yr (FARS) |
|---|---|---|---|
| 1990s | 32 | — | 1.6 |
| 2000s | 27 | -16% | 0.8 |
| 2010s | 25 | -8% | 0.5 |
| 2020s | 45 | +81% | 1.0 |
In the 1990s about 32 truck crashes a year were reported; in the 2020s, about 45. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 0.8 a year in 2016–19 and 1.0 a year in 2020–24.
Nearby places
Questions fleets ask about Middlebury
How common are truck crashes in Middlebury?
Since 2015, 473 crashes involving commercial trucks were reported in Shiawassee County (130 injured, 10 killed).
What is the most dangerous road for trucks in Middlebury?
NHTSA data shows SR-21 with 3 fatal large-truck crashes within 10 miles of Middlebury since 2015, the highest of any road.
What is the worst month for truck crashes in Middlebury?
Truck crashes in Shiawassee County peak in January, with 10.8% of the year's crashes.
How many garbage truck crashes are there in Middlebury?
Since 2015, Shiawassee County has reported 13 garbage-truck crashes, or 2.7% of its truck crashes.
How do truck crashes in Middlebury compare with Michigan?
Shiawassee County records 58.0 truck crashes per 100,000 residents a year, against 52.4 across Michigan.
How can I plan a safer truck route in Middlebury?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.