Mount Sinai, NY truck route planning & crash data
Plan safer truck routes in Mount Sinai: commercial truck and garbage truck crashes in Mount Sinai and Suffolk County, dangerous roads, seasonality and route safety data for fleets. Patterns use Suffolk County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
1.7 deaths per 100 garbage-truck crashes vs 1.6 for all trucks.
Deadliest roads
How Suffolk County compares with New York State
Suffolk County against New York State and the US, 2015–2022 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Suffolk County stands out
Full comparison
| Measure (2015–2022) | Suffolk County | New York State | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 35.0 | 28.0 | 49.7 | 1.2× the state |
| Deaths per 100 crashes | 1.6 | 2.0 | 3.4 | 20% below the state |
| Injuries per crash | 0.77 | 0.73 | 0.49 | same |
| Garbage-truck share | 2.8% | 3.6% | 2.3% | 22% below the state |
| On snow, slush or ice | 3.4% | 9.4% | 6.2% | 64% below the state |
| Morning rush (6–10 am) | 30.4% | 25.1% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 11.1% | 17.9% | 13.8% | 38% below the state |
| Winter months (Nov–Mar) | 36.0% | 41.8% | 41.9% | 14% below the state |
| After dark | 13.5% | 22.1% | 24.8% | 39% below the state |
Suffolk County has lower values than New York for deaths per 100 crashes, garbage-truck share and on snow, slush or ice. It runs above New York on crashes per 100k residents / yr and morning rush (6–10 am).
Suffolk County at a glance: +115% yearly reported truck crashes went from 176 in the 2000s to 378 in the 2010s.
Overview
Since 2015, 4,506 crashes involving commercial trucks have been reported in Suffolk County. They injured 3,537 people and killed 83.
Across the years with complete reporting, that is roughly 1 truck crash every day.
Mount Sinai had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Suffolk County numbers.
98% of truck crash reports in Suffolk County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
August has the most truck crashes, 10.0% of the yearly total, while March has the fewest (6.8%).
November through March accounts for 36.0% of truck crashes here, compared with 41.8% in New York.
The busiest hour is 8–9 am, with 9.1% of truck crashes.
Road surface: 3.4% of truck crashes were on snow, slush or ice (New York: 9.4%).
Where crashes happen
The deadliest road for trucks within 10 miles of Mount Sinai is SR-25, with 4 fatal large-truck crashes since 2015. It is followed by CR-83 (2), SR-112 (2) and CR-101 (1).
Garbage & waste trucks
129 crashes involved a garbage or refuse truck, a 2.9% share (New York: 3.6%).
Garbage-truck crashes peak in March (12% of them).
They recorded 1.7 deaths per 100 crashes, against 1.6 for all trucks.
Route planning tips for Mount Sinai fleets
- Plan August schedules with more margin; it is the worst month for truck crashes in Suffolk County.
- Check whether your routes use SR-25, the road with the most fatal truck crashes in this area.
- Garbage-truck crashes here peak in March; review collection routes for that month.
- 30.4% of truck crashes happen between 6 and 10 am, above New York; consider earlier or later starts where possible.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
Crash reporting for 2023, 2024 and 2025 is incomplete; those years are shown in grey and not used for rates.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Suffolk County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-25 | 4 |
| CR-83 | 2 |
| SR-112 | 2 |
| CR-101 | 1 |
| I-495 | 1 |
| Long Island Ave | 1 |
| N Ocean Ave | 1 |
| Oxhead Rd | 1 |
| SR-25A | 1 |
| SR-347 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Suffolk County) |
|---|---|
| Cross River Drive | 2 |
| Exit 39S Southern State Pkwy | 2 |
| Old Country Road | 2 |
| Broadway | 1 |
| Center Dr. | 1 |
| County Road 39A | 1 |
| Cr 39 | 1 |
| E Jericho Tnpk | 1 |
Mount Sinai at a glance
| Land area | 6.0 sq mi |
| Median household income (ZIP 11766) | $153,235 |
| Median home value (ZIP 11766) | $642,918 |
Waste facilities and haulers nearby
Historical data: truck crashes in Suffolk 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 | 166 | — | 10.3 |
| 2000s | 176 | +6% | 9.6 |
| 2010s | 378 | +115% | 7.7 |
| 2020s | 527 | +39% | 8.2 |
Reported truck crashes averaged 166 a year in the 1990s and 527 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 5.5 a year in 2016–19, 8.2 a year in 2020–24.
Nearby places
Questions fleets ask about Mount Sinai
How many truck accidents are there in Mount Sinai?
Suffolk County has had 4,506 reported truck crashes since 2015, injuring 3,537 people and killing 83.
Where do fatal truck crashes happen most in Mount Sinai?
NHTSA data shows SR-25 with 4 fatal large-truck crashes within 10 miles of Mount Sinai since 2015, the highest of any road.
What is the worst month for truck crashes in Mount Sinai?
Truck crashes in Suffolk County peak in August, with 10.0% of the year's crashes.
How many garbage truck accidents happen in Mount Sinai?
129 crashes involving garbage or refuse trucks have been reported in Suffolk County since 2015, 2.9% of all truck crashes.
How does Mount Sinai compare with New York for truck crashes?
Suffolk County records 35.0 truck crashes per 100,000 residents a year, against 28.0 across New York.
What is the best way to plan truck routes in Mount Sinai?
The free Route Planner takes your stops and returns a route risk score, safer alternatives and low-bridge warnings.
Crash reporting to FMCSA was incomplete in 2023, 2024 and 2025; those years are greyed out and left out of rates. 2026 is a partial year. Updated October 2026.