Tool

ZIP Codes Within a Radius

Enter a ZIP code and a distance. The tool lists every residential ZIP code whose center (the Census Bureau's internal point of its area) lies within that many miles, nearest first. PO Box and single-organization codes have no area of their own, so they are not placed.

13 other ZIP codes within 10 miles of 21770

The 10-mile circle around 21770's center; residential ZIP codes centered inside it, shaded by median household income in national fifths (ACS 2020-2024); the others are outlined. <$54k$98k+no figureZIP codes centered outside the circle

Distance between internal points, in miles
ZIP	Town	People	Miles
21770	Monrovia, MD	8,751	0.0
21754	Ijamsville, MD	8,156	3.4
21774	New Market, MD	17,134	4.3
20872	Damascus, MD	13,983	4.4
21771	Mount Airy, MD	33,031	6.1
21704	Frederick, MD	20,006	6.4
20871	Clarksburg, MD	30,182	6.5
21701	Frederick, MD	43,048	7.6
21762	Libertytown, MD	139	9.0
21705	Frederick, MD	6	9.2
21717	Buckeystown, MD	245	9.4
20882	Gaithersburg, MD	13,751	9.8
21710	Adamstown, MD	4,661	9.8
20876	Germantown, MD	26,406	10.0

Source: U.S. Census Bureau, 2023 Gazetteer internal points (2020 ZCTAs); GeoNames postal codes (CC BY 4.0) for a PO Box origin's town. Straight-line distance, not driving distance.