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ZIP code 21769

Middletown, MD · Frederick County

About ZIP code 21769

  • ZIP code 21769 is in Middletown, Frederick County, Maryland.
  • About 11,965 people live in it, which is 115.1 people per square mile.
  • It also reaches into Washington County.
  • Time zone: Eastern Standard Time.
  • The middle of the ZIP code is at 39.446, -77.565.

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.

Middletown, MD

ZIP code 21769 is the post office name for Middletown, MD. 5,014 people live in Middletown. Typical household income is $173,333. A typical home costs $554,800.

  • Stronger than most towns on: Home internet and working from home, Long, healthy lives and Jobs and income.
  • Weaker than most towns on: Short commute, Cost of living and Pleasant weather for being outdoors.

See all figures for Middletown

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.