Stony Brook, NY truck route planning & crash data
Plan safer truck routes in Stony Brook: commercial truck and garbage truck crashes in Stony Brook 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 sits below New York on deaths per 100 crashes, garbage-truck share and on snow, slush or ice. Where it is higher: crashes per 100k residents / yr and morning rush (6–10 am).
The headline for Stony Brook: 2.4× fatal truck crashes within 10 miles of Stony Brook per year, 2020–24 vs 2016–19 (3.6 vs 1.5).
Overview
Suffolk County has recorded 4,506 truck crashes since 2015, with 3,537 people injured and 83 killed.
In complete reporting years that works out to about 1 truck crash a day.
Stony Brook 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%).
Winter months (Nov–Mar) carry 36.0% of truck crashes, vs 41.8% for New York.
By time of day, 8–9 am stands out 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
SR-454 leads within 10 miles of Stony Brook with 5 fatal crashes involving a large truck since 2015. Next come I-495 (4), SR-25 (3) and CR-83 (2).
Garbage & waste trucks
Garbage trucks account for 129 of the truck crashes here, or 2.9%, compared with 3.6% in New York.
The most garbage-truck crashes happen in March (12%).
They recorded 1.7 deaths per 100 crashes, against 1.6 for all trucks.
Route planning tips for Stony Brook fleets
- Review driver schedules for August, the month with the most truck crashes.
- Where you can, review stops along SR-454; it has the most fatal large-truck crashes nearby.
- Waste haulers: March is the peak month for garbage-truck crashes in Suffolk County.
- The morning rush (6–10 am) holds 30.4% of truck crashes here, more than New York; adjust start times where you can.
- 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.
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-454 | 5 |
| I-495 | 4 |
| SR-25 | 3 |
| CR-83 | 2 |
| SR-112 | 2 |
| CR-100 Suffolk Ave | 1 |
| CR-11 | 1 |
| CR-67 Motor Pkwy | 1 |
| Express Dr N | 1 |
| Long Island Ave | 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 |
Stony Brook at a glance
| Land area | 5.8 sq mi |
| Median household income (ZIP 11790) | $171,133 |
| Median home value (ZIP 11790) | $622,014 |
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 |
In the 1990s about 166 truck crashes a year were reported; in the 2020s, about 527. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 5.5 a year in 2016–19 and 8.2 a year in 2020–24.
Nearby places
Questions fleets ask about Stony Brook
How common are truck crashes in Stony Brook?
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 Stony Brook?
NHTSA data shows SR-454 with 5 fatal large-truck crashes within 10 miles of Stony Brook since 2015, the highest of any road.
What is the worst month for truck crashes in Stony Brook?
Truck crashes in Suffolk County peak in August, with 10.0% of the year's crashes.
How many garbage truck crashes are there in Stony Brook?
Garbage trucks were involved in 129 reported crashes in Suffolk County since 2015 (2.9% of truck crashes).
How do truck crashes in Stony Brook compare with New York?
Suffolk County records 35.0 truck crashes per 100,000 residents a year, against 28.0 across New York.
How can I plan a safer truck route in Stony Brook?
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.