Conversion formula

The conversion factor from feet to miles is 0.00018939393939394, which means that 1 foot is equal to 0.00018939393939394 miles:

1 ft = 0.00018939393939394 mi

To convert 1220 feet into miles we have to multiply 1220 by the conversion factor in order to get the length amount from feet to miles. We can also form a simple proportion to calculate the result:

1 ft → 0.00018939393939394 mi

1220 ft → L_(mi)

Solve the above proportion to obtain the length L in miles:

L_(mi) = 1220 ft × 0.00018939393939394 mi

L_(mi) = 0.23106060606061 mi

The final result is:

1220 ft → 0.23106060606061 mi

We conclude that 1220 feet is equivalent to 0.23106060606061 miles:

1220 feet = 0.23106060606061 miles

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile is equal to 4.327868852459 × 1220 feet.

Another way is saying that 1220 feet is equal to 1 ÷ 4.327868852459 miles.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand two hundred twenty feet is approximately zero point two three one miles:

1220 ft ≅ 0.231 mi

An alternative is also that one mile is approximately four point three two eight times one thousand two hundred twenty feet.

Conversion table

feet to miles chart

For quick reference purposes, below is the conversion table you can use to convert from feet to miles