ZIP code 21223
Where is ZIP code 21223?
Baltimore, Maryland
Baltimore city · Standard ZIP code
ZIP code 21223 belongs to Baltimore, Maryland in Baltimore city. 21223 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 19,572 people live in the 21223 area, where the median household income is $45,840. The closest ZIP codes are 21201 (Baltimore, 1.3 mi northeast), 21290 (Baltimore, 1.3 mi east) and 21217 (Baltimore, 1.4 mi north).
| ZIP code | 21223 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Baltimore |
| Also accepted | Franklin |
| State | Maryland (MD) |
| County | Baltimore city |
| Time zone | Eastern Time · now |
| Area codes | 410, 443, 667 |
| Coordinates | 39.287, -76.6476 map |
| 3-digit prefix | 212 |
Population and income in 21223
| Population | 19,572 · higher than 73% of Maryland ZIP codes |
|---|---|
| People per square mile | 7,453 · higher than 95% of Maryland ZIP codes |
| Median age | 38.6 years · lower than 69% of Maryland ZIP codes |
| Men / women | 44% / 56% |
| Median household income | $45,840 · lower than 97% of Maryland ZIP codes |
| Income per person | $29,114 |
| Below the poverty line | 25% |
| Bachelor’s degree or higher | 16% of adults 25+ |
| Median home value | $110,600 · lower than 98% of Maryland ZIP codes |
| Median rent | $1,208 a month |
| Housing units | 12,929 |
| Households | 8,587 (2.26 people on average) |
| Owners / renters | 32% / 68% |
| Land area | 2.63 sq mi (plus 0.01 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 21223. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 21223
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 21201 | Baltimore, MD | 1.3 mi NE | Standard |
| 21290 | Baltimore, MD | 1.3 mi E | Unique |
| 21217 | Baltimore, MD | 1.4 mi N | Standard |
| 21203 | Baltimore, MD | 1.5 mi E | PO Box only |
| 21233 | Baltimore, MD | 1.5 mi E | Standard |
| 21235 | Baltimore, MD | 1.5 mi E | Unique |
| 21241 | Baltimore, MD | 1.5 mi E | Unique |
| 21263 | Baltimore, MD | 1.5 mi E | Unique |
| 21264 | Baltimore, MD | 1.5 mi E | Unique |
| 21270 | Baltimore, MD | 1.5 mi E | PO Box only |
| 21273 | Baltimore, MD | 1.5 mi E | Unique |
| 21275 | Baltimore, MD | 1.5 mi E | Unique |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 21223 or measure the distance to another ZIP code.
How to address mail to 21223
123 MAIN ST
BALTIMORE MD 21223
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts FRANKLIN as the city name for 21223. Adding the 4-digit ZIP+4 code (21223-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Baltimore, MD
- 21201
- 21202
- 21203
- 21205
- 21206
- 21209
- 21210
- 21211
- 21212
- 21213
- 21214
- 21215
- 21216
- 21217
- 21218
- 21224
- 21229
- 21230
- 21231
- 21233
- 21235
- 21239
- 21240
- 21241
- 21250
- 21251
- 21263
- 21264
- 21270
- 21273
- 21275
- 21278
- 21279
- 21281
- 21287
- 21289
- 21290
- 21297
- 21298
All Baltimore ZIP codes with population and income →
Questions
- What city is ZIP code 21223?
- 21223 is a Baltimore, Maryland ZIP code. Franklin is also accepted as the city name.
- What county is 21223 in?
- ZIP code 21223 is in Baltimore city, Maryland.
- What time zone is ZIP code 21223 in?
- 21223 is in the Eastern Time zone (America/New_York).
- What area code is 21223?
- Phone numbers in ZIP code 21223 use area codes 410, 443 and 667.
- What is the population of ZIP code 21223?
- About 19,572 people live in ZIP code 21223, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 21223?
- The median household income in 21223 is $45,840 a year, lower than 97% of Maryland ZIP codes.
- What ZIP codes are near 21223?
- The nearest ZIP codes to 21223 are 21201 (Baltimore, 1.3 miles), 21290 (Baltimore, 1.3 miles), 21217 (Baltimore, 1.4 miles) and 21203 (Baltimore, 1.5 miles).