21041 ZIP Code — Ellicott City, MD
Howard County, Maryland
ZIP code 21041 is located in Ellicott City, Maryland, within Howard County. It covers approximately 0.00 square miles and serves a population of 0 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 410/443.
0
population
0.00
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
21041 ZIP code map
Cities in ZIP code 21041
Below are the cities the US Postal Service accepts for ZIP code 21041. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Ellicott City | Acceptable |
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 0 |
| Population density | 0 / sq mi |
| State FIPS | 24 |
| County FIPS | 027 |
| Geography | |
|---|---|
| Land area | 0.00 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 39.2673 |
| Longitude | -76.7986 |
| Timezone | Eastern (ET) |
| Area code | 410/443 |