How many miles of Interstate Highways are in the US?

46,876 miles
Currently, the Interstate System is 46,876 miles long. The Federal-Aid Highway Act of 1956 imposed a statutory limitation on the Interstate mileage that would be built with Interstate Construction funds under the new program (41,000 miles at the time).

How many Interstate Highways are there in the US?

There are 70 primary Interstate Highways in the Interstate Highway System, a network of freeways in the United States.

How many miles of road is there in the United States?

4.18 million miles
How many miles of roads are in the U.S.? In 2017, there were 4.18 million miles of road in the United States, including Alaska and Hawaii, according to the Federal Highway Administration.

How many miles of roads in the US are unpaved?

The Federal Highway Administration (FHWA) reported in 2012 that there are over 1.4 million miles of unpaved roads in the United States, over one-third of the nation’s road total (1).

What is the longest interstate highway in the US?

Interstate 90
I-90: 3,020.44 miles Interstate 90, America’s longest Interstate Highway, spans from Boston, Massachusetts, to Seattle, Washington.

Which state has the most miles of interstate highways?

Facts and figures on the U.S. highway system

Longest Interstate Routes
Interstate	From To	Miles
States with Most Interstate Mileage
States	Number	Miles
Texas	17 routes	3,233.45 miles

What is the longest straight road in the United States?

Highway 46
North Dakota claims its Highway 46 is the longest straight road in the US and Canada. Slight bends aside, the motorway boasts a 31-mile dead straight stretch from Gackle to Beaver Greek. However, the aforementioned Bonneville Salt Flat road is meant to be longer, at 35 miles.

What state has the most miles of roads?

Texas
Source: U.S. Department of Transportation Federal Highway Administration….Road Miles by State: Sorted from Most to Least.

STATE	TOTAL LANE MILES
Texas	683,533
California	396,540
Illinois	306,658
Minnesota	290,618