Islip Terrace, NY truck route planning & crash data
Plan safer truck routes in Islip Terrace: commercial truck and garbage truck crashes in Islip Terrace 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. It stands out for higher crashes per 100k residents / yr and morning rush (6–10 am).
Islip Terrace at a glance: 2.4× change in fatal truck crashes a year within 10 miles of Islip Terrace (2.0 → 4.8).
Overview
Police reported 4,506 crashes involving commercial trucks in Suffolk County since 2015: 3,537 people were injured and 83 were killed.
Across the years with complete reporting, that is roughly 1 truck crash every day.
With 0 truck crashes reported in Islip Terrace since 2015, this page uses Suffolk County numbers for its patterns and comparisons.
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
Truck crashes peak in August (10.0% of the year) and are lowest in March (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
Since 2015, fatal crashes with a large truck within 10 miles of Islip Terrace happened on I-495 (5), SR-454 (5), SR-27 (4), SR-25 (3) and 1049 Commack Rd (1); no road leads clearly.
Garbage & waste trucks
Garbage and refuse trucks were involved in 129 crashes, 2.9% of the total, against 3.6% across 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 Islip Terrace fleets
- Build extra time into August routes: it has the most truck crashes here.
- Garbage-truck crashes here peak in March; review collection routes for that month.
- Morning starts matter: 30.4% of truck crashes fall between 6 and 10 am, higher than New York.
- 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.
Reporting to FMCSA was incomplete in 2023, 2024 and 2025; rates and comparisons skip those years.
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) |
|---|---|
| I-495 | 5 |
| SR-454 | 5 |
| SR-27 | 4 |
| SR-25 | 3 |
| 1049 Commack Rd | 1 |
| 906C Sunrise Hwy Service Rd | 1 |
| CR-100 Suffolk Ave | 1 |
| CR-67 Motor Pkwy | 1 |
| CR-83 N Ocean Ave | 1 |
| CR-85 Montauk Hwy | 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 Terrace at a glance
| Land area | 1.3 sq mi |
| Median household income (ZIP 11752) | $151,917 |
| Median home value (ZIP 11752) | $524,185 |
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 |
From the 1990s to the 2020s, yearly reported truck crashes went from 166 to 527. Some of the change may reflect how crashes were reported. 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 Terrace
How common are truck crashes in Islip Terrace?
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 Terrace?
August has the most truck crashes in Suffolk County, 10.0% of the yearly total.
How many garbage truck crashes are there in Islip Terrace?
129 crashes involving garbage or refuse trucks have been reported in Suffolk County since 2015, 2.9% of all truck crashes.
How does Islip Terrace 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.
How can I plan a safer truck route in Islip Terrace?
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.