Commuting mode analysis

Washington DC US

For the week of 20 Oct 2025 through 26 Oct 2025 212 commuters reporting.

Efficiency: 74%  Miles saved: 1,366,513  CO2 saved: 594mt

n = 212

Commuting Mode
Efficiency
Benefit
Frequency Average
Trip
Miles
Total
Commuting
Miles
Miles
Saved
Carbon
Footprint
CO2
Saved
Drive by myself 41.7% 129 134358 51mt
Carpool with one other person 50% 5.9% 1957 289627 144813 59mt 59mt
Carpool with two other people 67% 3.4% 35 2986 1991 1050lb 2100lb
Carpool with three other people 75% 1.3% 30 975 731 218lb 655lb
Carpool with four other people 80% 0.6% 80 1198 958 213lb 852lb
Carpool with five other people 85% 0.3% 41 328 278 44lb 248lb
Carpool with six other people or more 90% 0.8% 60 1131 1018 95lb 856lb
Small vanpool 86% 1.6% 33428 1337104 1146085 77mt 462mt
Large vanpool 90% 1.0% 29 753 678 67lb 603lb
Walk or bicycle 100% 0.0  23 23 23 20lb
Take motorcycle or scooter 90% 0.2% 29 145 130 14lb 126lb
Work from home / telecommute 100% 0.1% 109 218 218 194lb
Take mass transportation 100% 43.1% 64 69590 69590 70mt
Week total 74% 100.0% 734 1838433 1366513 187mt 594mt
Annualized total       95598513 71058655 9737mt 30881mt