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.

31 other ZIP codes within 10 miles of 21045

The 10-mile circle around 21045'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
21045	Columbia, MD	40,034	0.0
21046	Columbia, MD	15,608	2.2
21044	Columbia, MD	44,114	2.7
21043	Ellicott City, MD	48,525	3.7
21075	Elkridge, MD	37,363	4.2
20794	Jessup, MD	16,814	4.2
20763	Savage, MD	2,601	4.8
20723	Laurel, MD	36,866	5.2
20701	Annapolis Junction, MD	513	5.5
21042	Ellicott City, MD	43,327	6.1
21076	Hanover, MD	24,268	6.1
21228	Catonsville, MD	50,492	6.3
20759	Fulton, MD	6,624	6.6
21029	Clarksville, MD	13,607	7.0
21250	Baltimore, MD	2,834	7.1
21077	Harmans, MD	63	7.6
20777	Highland, MD	3,221	7.8
20707	Laurel, MD	37,278	8.2
21227	Halethorpe, MD	34,907	8.3
21240	Baltimore, MD	0	8.7
20755	Fort George G Meade, MD	11,225	8.7
21090	Linthicum Heights, MD	10,652	8.8
20866	Burtonsville, MD	15,986	8.8
20724	Laurel, MD	19,369	8.9
20868	Spencerville, MD	198	9.0
21229	Baltimore, MD	46,679	9.1
21163	Woodstock, MD	7,539	9.1
21244	Windsor Mill, MD	38,208	9.3
21794	West Friendship, MD	2,192	9.8
21036	Dayton, MD	2,569	9.8
20861	Ashton, MD	2,890	10.0
21144	Severn, MD	37,118	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.