Miles Driven: September Numbers Show Americans Continue Mileage Increase Over 2020

Americans traveled 7.9% more on roads in September 2021 than in September 2020, according to the Federal Highway Administration’s (FHA) most recent numbers.

September 2021 saw 19.5 billion more vehicle miles logged than September 2020. Travel for September 2021 was approximately 266.7 billion vehicle miles.

Seasonally adjusted, 265.4 billion miles were traveled in September 2021, an increase of 7.7% or 19 billion vehicle miles over September 2020. This also represents a 1.5% increase in or 3.9 billion more vehicle miles compared to August 2021.

According to the FHA, cumulative travel in 2021 changed to 11.7% or 244 billion vehicle miles, and the estimated cumulative so far for the year is 2,335.6 billion vehicle miles.

All U.S. regions saw an increase in miles driven for September 2021 compared to September 2020. The largest increase was 9% in the South Atlantic with 58.2 billion vehicle miles. The West region saw an increase of 8.8% and 56.5 billion vehicle miles. The North Central’s 7.1% increase is for 60.3 billion vehicle miles. The Northeast region experienced a 6.9% increase and 36.8 billion vehicle miles. The South Gulf’s 54.9 billion vehicle miles is a 7.4% increase.

(In billions)

RegionTotal TravelPercentage Change 







South Atlantic



North Central



South Gulf




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