ZIP 11787 (Smithtown, NY) truck route planning & crash data
Plan safer truck routes around ZIP 11787: commercial truck and garbage truck crashes here and in Suffolk County, dangerous roads, seasonality and route safety data for fleets.
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 |
Compared with New York, Suffolk County is lower 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).
What stands out in ZIP 11787: 1.9× change in fatal truck crashes a year within 10 miles of ZIP 11787 (2.0 → 3.8).
Overview
Police reported 4,506 crashes involving commercial trucks in Suffolk County since 2015: 3,537 people were injured and 83 were killed.
In complete reporting years that works out to about 1 truck crash a day.
When crashes happen
The worst month is August with 10.0% of truck crashes; the quietest is March at 6.8%.
Winter months (Nov–Mar) carry 36.0% of truck crashes, vs 41.8% for New York.
More truck crashes happen at 8–9 am than at any other hour (9.1%).
3.4% of truck crashes here happened on snow, slush or ice, against 9.4% across New York.
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of ZIP 11787 happened on I-495 (5), SR-454 (5), SR-25 (4), SR-27 (2) and 1049 Commack Rd (1); no road leads clearly.
Garbage & waste trucks
Garbage trucks account for 129 of the truck crashes here, or 2.9%, compared with 3.6% in New York.
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 ZIP 11787 fleets
- Plan August schedules with more margin; it is the worst month for truck crashes in Suffolk County.
- 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.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
About the data
Crash counts come from the FMCSA crash file (police-reported crashes involving trucks over 10,000 lb); fatal-crash locations come from NHTSA FARS. Text on this page states only what these numbers show.
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) |
|---|---|
| I-495 | 5 |
| SR-454 | 5 |
| SR-25 | 4 |
| SR-27 | 2 |
| 1049 Commack Rd | 1 |
| 906C Sunrise Hwy Service Rd | 1 |
| CR-100 Suffolk Ave | 1 |
| CR-11 | 1 |
| CR-67 Motor Pkwy | 1 |
| Carlls Straight Path | 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 |
ZIP 11787 at a glance
| Population | 34,499 |
| Density | 894 per sq mi |
| Median household income | $143,101 |
| Median home value | $679,732 |
| Home ownership | 87% |
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 large-truck crashes: 5.5 a year in 2016–19, 8.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 11787
How many truck accidents are there in ZIP 11787?
Suffolk County has had 4,506 reported truck crashes since 2015, injuring 3,537 people and killing 83.
What is the worst month for truck crashes in ZIP 11787?
Truck crashes in Suffolk County peak in August, with 10.0% of the year's crashes.
Are garbage truck crashes common in ZIP 11787?
129 crashes involving garbage or refuse trucks have been reported in Suffolk County since 2015, 2.9% of all truck crashes.
How do truck crashes in ZIP 11787 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 ZIP 11787?
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.