Islip, NY truck route planning & crash data
Plan safer truck routes in Islip: commercial truck and garbage truck crashes in Islip 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. Where it is higher: crashes per 100k residents / yr and morning rush (6–10 am).
The headline for Suffolk County: +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.
That averages about 1 truck crash a day in fully reported years.
Islip had 11 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
The worst month is August with 10.0% of truck crashes; the quietest is March at 6.8%.
The five winter months (November to March) hold 36.0% of truck crashes, against 41.8% across New York.
The busiest hour is 8–9 am, with 9.1% of truck crashes.
Snow, slush or ice was on the road in 3.4% of truck crashes, compared with 9.4% in New York.
Where crashes happen
Since 2015, fatal crashes with a large truck within 15 miles of Islip happened on I-495 (7), SR-27 (7), SR-25 (6), SR-454 (5) and SR-109 (4); no road leads clearly.
Garbage & waste trucks
129 crashes involved a garbage or refuse truck, a 2.9% share (New York: 3.6%).
The most garbage-truck crashes happen in March (12%).
Per 100 crashes, garbage trucks recorded 1.7 deaths compared with 1.6 for all trucks.
Route planning tips for Islip fleets
- Plan August schedules with more margin; it is the worst month for truck crashes in Suffolk County.
- For residential and commercial waste routes, look again at March schedules: garbage-truck crashes peak then.
- Morning starts matter: 30.4% of truck crashes fall between 6 and 10 am, higher than New York.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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.
Reporting was incomplete in 2023, 2024 and 2025, so those years are greyed out and left out of rates and comparisons.
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 15 miles) |
|---|---|
| I-495 | 7 |
| SR-27 | 7 |
| SR-25 | 6 |
| SR-454 | 5 |
| SR-109 | 4 |
| CR-83 | 2 |
| SR-112 | 2 |
| SR-24 | 2 |
| 1049 Commack Rd | 1 |
| 906C Sunrise Hwy Service Rd | 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 |
Islip at a glance
| Population | 339,170 |
| Land area | 4.7 sq mi |
| Density | 71,419 per sq mi |
| Median household income (ZIP 11751) | $116,559 |
| Median home value (ZIP 11751) | $558,394 |
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 Islip
How common are truck crashes in Islip?
Suffolk County has had 4,506 reported truck crashes since 2015, injuring 3,537 people and killing 83.
When do most truck crashes happen in Islip?
Truck crashes in Suffolk County peak in August, with 10.0% of the year's crashes.
How many garbage truck accidents happen in Islip?
Since 2015, Suffolk County has reported 129 garbage-truck crashes, or 2.9% of its truck crashes.
What is the truck crash rate in Islip compared with New York?
The yearly rate is 35.0 truck crashes per 100,000 residents in Suffolk County, vs 28.0 for New York.
What is the best way to plan truck routes in Islip?
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.