ZIP code 21227
Where is ZIP code 21227?
Halethorpe, Maryland
Baltimore County · Standard ZIP code
ZIP code 21227 belongs to Halethorpe, Maryland in Baltimore County. 21227 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area codes 410, 443 and 667. About 34,907 people live in the 21227 area, where the median household income is $85,986. The closest ZIP codes are 21250 (Baltimore, 1.6 mi northwest), 21090 (Linthicum Heights, 2.2 mi southeast) and 21075 (Elkridge, 3.5 mi southwest).
| ZIP code | 21227 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Halethorpe |
| Also accepted | Arbutus, Baltimore, Lansdowne |
| State | Maryland (MD) |
| County | Baltimore County |
| Time zone | Eastern Time · now |
| Area codes | 410, 443, 667 |
| Coordinates | 39.2309, -76.6969 map |
| 3-digit prefix | 212 |
Population and income in 21227
| Population | 34,907 · higher than 87% of Maryland ZIP codes |
|---|---|
| People per square mile | 3,080 · higher than 84% of Maryland ZIP codes |
| Median age | 36.2 years · lower than 83% of Maryland ZIP codes |
| Men / women | 50% / 50% |
| Median household income | $85,986 · lower than 69% of Maryland ZIP codes |
| Income per person | $39,325 |
| Below the poverty line | 16% |
| Bachelor’s degree or higher | 29% of adults 25+ |
| Median home value | $289,400 · lower than 78% of Maryland ZIP codes |
| Median rent | $1,420 a month |
| Housing units | 14,095 |
| Households | 13,396 (2.59 people on average) |
| Owners / renters | 65% / 35% |
| Land area | 11.33 sq mi (plus 0.21 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 21227. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 21227
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 21250 | Baltimore, MD | 1.6 mi NW | Unique |
| 21090 | Linthicum Heights, MD | 2.2 mi SE | Standard |
| 21075 | Elkridge, MD | 3.5 mi SW | Standard |
| 21229 | Baltimore, MD | 3.8 mi N | Standard |
| 21228 | Catonsville, MD | 4 mi NW | Standard |
| 21240 | Baltimore, MD | 4 mi S | Standard |
| 21225 | Brooklyn, MD | 4.3 mi E | Standard |
| 21230 | Baltimore, MD | 4.6 mi NE | Standard |
| 21223 | Baltimore, MD | 4.7 mi NE | Standard |
| 21077 | Harmans, MD | 5.2 mi S | Standard |
| 21076 | Hanover, MD | 5.4 mi S | Standard |
| 21203 | Baltimore, MD | 5.5 mi NE | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 21227 or measure the distance to another ZIP code.
How to address mail to 21227
123 MAIN ST
HALETHORPE MD 21227
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts ARBUTUS, BALTIMORE and LANSDOWNE as the city name for 21227. Adding the 4-digit ZIP+4 code (21227-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 21227?
- 21227 is a Halethorpe, Maryland ZIP code. Arbutus, Baltimore and Lansdowne are also accepted as the city name.
- What county is 21227 in?
- ZIP code 21227 is in Baltimore County, Maryland.
- What time zone is ZIP code 21227 in?
- 21227 is in the Eastern Time zone (America/New_York).
- What area code is 21227?
- Phone numbers in ZIP code 21227 use area codes 410, 443 and 667.
- What is the population of ZIP code 21227?
- About 34,907 people live in ZIP code 21227, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 21227?
- The median household income in 21227 is $85,986 a year, lower than 69% of Maryland ZIP codes.
- What ZIP codes are near 21227?
- The nearest ZIP codes to 21227 are 21250 (Baltimore, 1.6 miles), 21090 (Linthicum Heights, 2.2 miles), 21075 (Elkridge, 3.5 miles) and 21229 (Baltimore, 3.8 miles).