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.

33 other ZIP codes within 10 miles of 20850

The 10-mile circle around 20850'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
20850	Rockville, MD	50,353	0.0
20851	Rockville, MD	14,946	3.3
20880	Washington Grove, MD	577	3.6
20877	Gaithersburg, MD	38,546	3.6
20852	Rockville, MD	48,180	4.0
20878	Gaithersburg, MD	66,115	4.1
20855	Derwood, MD	17,279	4.2
20899	Gaithersburg, MD	57	4.3
20854	Potomac, MD	50,498	4.5
20853	Rockville, MD	31,851	4.7
20879	Gaithersburg, MD	25,264	5.5
20896	Garrett Park, MD	932	5.9
20817	Bethesda, MD	37,454	6.5
20906	Silver Spring, MD	70,595	6.7
20832	Olney, MD	25,553	6.9
20886	Montgomery Village, MD	34,718	7.0
20895	Kensington, MD	19,184	7.0
20814	Bethesda, MD	32,795	7.2
20874	Germantown, MD	62,738	7.2
20892	Bethesda, MD	0	7.4
20894	Bethesda, MD	0	7.7
20889	Bethesda, MD	584	7.7
20902	Silver Spring, MD	54,261	8.0
20818	Cabin John, MD	1,539	8.1
22066	Great Falls, VA	17,185	8.4
20876	Germantown, MD	26,406	8.6
20812	Glen Echo, MD	276	8.7
20860	Sandy Spring, MD	2,035	8.9
20815	Chevy Chase, MD	30,505	9.1
20882	Gaithersburg, MD	13,751	9.7
20816	Bethesda, MD	18,140	9.7
20910	Silver Spring, MD	45,943	9.8
22102	McLean, VA	29,184	9.9
20841	Boyds, MD	9,969	9.9

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.