Town Chart.

← Look up another ZIP code · All towns in Maine

ZIP code 04978

Smithfield, ME · Somerset County

About ZIP code 04978

  • ZIP code 04978 is in Smithfield, Somerset County, Maine.
  • About 856 people live in it, which is 16.6 people per square mile.
  • Time zone: Eastern Standard Time.
  • The middle of the ZIP code is at 44.635, -69.808.

A ZIP code is a mail delivery area, not a town border, and one ZIP code can cover parts of several towns. To check a single address, use the US Postal Service lookup.

Smithfield, ME

ZIP code 04978 is the post office name for Smithfield, Somerset County, ME. 856 people live in Smithfield. Typical household income is $107,917. A typical home costs $242,800.

  • Stronger than most towns on: Safety, Clean air and low disaster risk and Housing affordability.
  • Weaker than most towns on: Short commute, Diversity & community and Pleasant weather for being outdoors.

See all figures for Smithfield

Nearby ZIP codes

ZIP code list from SimpleMaps US Zips. Population is a US Census Bureau estimate. These are estimates, so check official sources before you decide.