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ZIP code 21770
Monrovia, MD · Frederick County
About ZIP code 21770
- ZIP code 21770 is in Monrovia, Frederick County, Maryland.
- About 8,751 people live in it, which is 295.1 people per square mile.
- Time zone: Eastern Standard Time.
- The middle of the ZIP code is at 39.352, -77.258.
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.
Monrovia, MD
ZIP code 21770 is the post office name for Monrovia, MD. 3,568 people live in Monrovia. Typical household income is $207,153. A typical home costs $805,100.
- Stronger than most towns on: Diversity & community, Home internet and working from home and Long, healthy lives.
- Weaker than most towns on: Short commute, Housing affordability and Cost of living.
Nearby ZIP codes
- 21754 Ijamsville · 8,156 people
- 21774 New Market · 17,134 people
- 20872 Damascus · 13,983 people
- 21771 Mount Airy · 33,031 people
- 21704 Frederick · 20,006 people
- 20871 Clarksburg · 30,182 people
- 21701 Frederick · 43,048 people
- 21762 Libertytown · 139 people
ZIP code list from SimpleMaps US Zips. Population is a US Census Bureau estimate. These are estimates, so check official sources before you decide.