Union Mill, VA truck route planning & crash data
Plan safer truck routes in Union Mill: commercial truck and garbage truck crashes in Union Mill and Fairfax County, dangerous roads, seasonality and route safety data for fleets. Patterns use Fairfax County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
1.4 deaths per 100 garbage-truck crashes vs 1.2 for all trucks.
Deadliest roads
How Fairfax County compares with Virginia
Fairfax County against Virginia and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Fairfax County stands out
Full comparison
| Measure (2015–2025) | Fairfax County | Virginia | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 34.6 | 51.1 | 49.7 | 32% below the state |
| Deaths per 100 crashes | 1.2 | 2.6 | 3.4 | 54% below the state |
| Injuries per crash | 0.43 | 0.44 | 0.49 | same |
| Garbage-truck share | 3.3% | 2.5% | 2.3% | 1.3× the state |
| On snow, slush or ice | 1.9% | 3.0% | 6.2% | 37% below the state |
| Morning rush (6–10 am) | 24.7% | 22.7% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 10.4% | 14.8% | 13.8% | 30% below the state |
| Winter months (Nov–Mar) | 37.7% | 39.8% | 41.9% | same |
| After dark | 24.0% | 24.3% | 24.8% | same |
Fairfax County has lower values than Virginia for crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. Where it is higher: garbage-truck share and morning rush (6–10 am).
The headline for Fairfax County: May is the peak month for garbage-truck crashes: 16% of them.
Overview
Fairfax County has recorded 4,649 truck crashes since 2015, with 2,015 people injured and 54 killed.
That averages about 1 truck crash a day in fully reported years.
Union Mill had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Fairfax County numbers.
85% of truck crash reports in Fairfax County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
The worst month is June with 9.9% of truck crashes; the quietest is December at 6.9%.
Winter months (Nov–Mar) carry 37.7% of truck crashes, vs 39.8% for Virginia.
The busiest hour is 8–9 am, with 7.5% of truck crashes.
1.9% of truck crashes here happened on snow, slush or ice, against 3.0% across Virginia.
Where crashes happen
Within this area, I-66 had the most fatal crashes involving a large truck since 2015 (5). Next come SR-234 (4), SR-123 (2) and SR-28 (2).
Garbage & waste trucks
151 crashes involved a garbage or refuse truck, a 3.2% share (Virginia: 2.5%).
Garbage-truck crashes peak in May (16% of them).
Deaths per 100 garbage-truck crashes: 1.4, vs 1.2 for all truck crashes.
Route planning tips for Union Mill fleets
- Plan June schedules with more margin; it is the worst month for truck crashes in Fairfax County.
- Where you can, review stops along I-66; it has the most fatal large-truck crashes nearby.
- For residential and commercial waste routes, look again at May schedules: garbage-truck crashes peak then.
- The morning rush (6–10 am) holds 24.7% of truck crashes here, more than Virginia; adjust start times where you can.
- 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.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Fairfax County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-66 | 5 |
| SR-234 | 4 |
| SR-123 | 2 |
| SR-28 | 2 |
| SR-286 | 2 |
| CR-4721 | 1 |
| CR-621 | 1 |
| CR-641 | 1 |
| CR-662 | 1 |
| CR-668 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Fairfax County) |
|---|---|
| I-95 | 358 |
| I-495 | 190 |
| I-66 West | 190 |
| I-495 South | 186 |
| I-66 East | 182 |
| I-495 North | 181 |
| I-66 | 114 |
| I-95 South | 80 |
Union Mill at a glance
| Land area | 10.0 sq mi |
| Median household income (ZIP 20124) | $221,060 |
| Median home value (ZIP 20124) | $885,902 |
Waste facilities and haulers nearby
Historical data: truck crashes in Fairfax 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 | 163 | — | 4.8 |
| 2000s | 326 | +99% | 5.8 |
| 2010s | 422 | +30% | 3.9 |
| 2020s | 407 | -4% | 5.2 |
From the 1990s to the 2020s, yearly reported truck crashes went from 163 to 407. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 4.0 a year in 2016–19, 5.2 a year in 2020–24.
Nearby places
Questions fleets ask about Union Mill
How common are truck crashes in Union Mill?
Fairfax County has had 4,649 reported truck crashes since 2015, injuring 2,015 people and killing 54.
What is the most dangerous road for trucks in Union Mill?
I-66 had 5 fatal crashes involving a large truck within 10 miles of Union Mill since 2015, more than any other road.
What is the worst month for truck crashes in Union Mill?
Truck crashes in Fairfax County peak in June, with 9.9% of the year's crashes.
Are garbage truck crashes common in Union Mill?
Garbage trucks were involved in 151 reported crashes in Fairfax County since 2015 (3.2% of truck crashes).
How do truck crashes in Union Mill compare with Virginia?
Per 100,000 residents, Fairfax County has 34.6 truck crashes a year; Virginia has 51.1.
How do I plan a garbage truck route in Union Mill?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.