| City: | Benson, Maryland |
| County: | Harford County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 9:58:12 PM |
| Population: | No Population Data |
| Area Codes: | 410 / 443 / 667 |
| Classification: | PO Box |
| Coordinates: | 39.5054, -76.3869 |
| Quick Link: |
Benson is a small rural community in Harford County, Maryland, about 25 miles northeast of Baltimore. ZIP code 21018 doesn't cover a geographic territory. Instead, it's a point-based ZIP that exists entirely within the boundaries of ZIP 21047 (Fallston). The Benson post office maintains 65 PO Boxes and serves as the only mail option for customers in this area. It's classified as a PO Box Only Zone, meaning there's no alternative delivery method available through this ZIP.
The post office handles a mix of residential and business customers. Of the 66 total delivery points, 37 are businesses. The area has rural carrier delivery available on a single route, but anyone using the 21018 ZIP code specifically must use a PO Box. Nearby communities include Pleasant Hills, Fallston, Bel Air South, and Bel Air North, all part of the greater Baltimore metropolitan area.
To receive mail at the Benson post office, use this format:
Name
PO Box [Number]
Benson, MD 21018Connolly Road is the main street associated with this location.
Minimal street data reflects the compact, point-based nature of this post office location.
ZIP Code 21018 is designated for PO Box delivery only; business establishment and employment data are not available.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 2,464Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 0Source: CBP |
| 1st Quarter Payroll: | $0Source: CBP |
| Annual Payroll: | $0Source: CBP |
| # of Employees: | 0Source: CBP |
ZIP Code 21018 is located in Harford County, Maryland, within the Baltimore-Columbia-Towson, MD Metropolitan Statistical Area (CBSA 12580) and Maryland's 1st Congressional District. This Metro area has a population of 2,710,489 people, about 0.00% of whom live in ZIP Code 21018. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Baltimore-Columbia-Towson, MDSource: Census |
| CBSA Number: | 12580Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 2,710,489Source: Census |
| MSA: | Washington-Baltimore, DC-MD-VA-WV CMSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 01Source: USPS |
| Congressional Land Area: | 3977.06 sq miSource: Census |
| PMSA: | Baltimore, MD PMSASource: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | --Source: Census |
| Place Name: | --Source: Census |
We could not locate which school district 21018 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.
Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on February 1, 2026.