ZIP code 21043
Where is ZIP code 21043?
Ellicott City, Maryland
Howard County · Standard ZIP code
ZIP code 21043 belongs to Ellicott City, Maryland in Howard County. 21043 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 48,525 people live in the 21043 area, where the median household income is $148,125. The closest ZIP codes are 21042 (Ellicott City, 3.5 mi west), 21228 (Catonsville, 3.6 mi northeast) and 21045 (Columbia, 3.8 mi southwest).
| ZIP code | 21043 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Ellicott City |
| Also accepted | Daniels, Ilchester, Oella |
| State | Maryland (MD) |
| County | Howard County |
| Time zone | Eastern Time · now |
| Area codes | 410, 443, 667 |
| Coordinates | 39.2548, -76.8001 map |
| 3-digit prefix | 210 |
Population and income in 21043
| Population | 48,525 · higher than 95% of Maryland ZIP codes |
|---|---|
| People per square mile | 2,838 · higher than 82% of Maryland ZIP codes |
| Median age | 40.3 years · lower than 60% of Maryland ZIP codes |
| Men / women | 50% / 51% |
| Median household income | $148,125 · higher than 80% of Maryland ZIP codes |
| Income per person | $65,206 |
| Below the poverty line | 3.9% |
| Bachelor’s degree or higher | 64% of adults 25+ |
| Median home value | $620,900 · higher than 84% of Maryland ZIP codes |
| Median rent | $2,094 a month |
| Housing units | 18,133 |
| Households | 17,568 (2.74 people on average) |
| Owners / renters | 67% / 33% |
| Land area | 17.1 sq mi (plus 0.07 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 21043. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 21043
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 21042 | Ellicott City, MD | 3.5 mi W | Standard |
| 21228 | Catonsville, MD | 3.6 mi NE | Standard |
| 21045 | Columbia, MD | 3.8 mi SW | Standard |
| 21075 | Elkridge, MD | 4.2 mi SE | Standard |
| 21250 | Baltimore, MD | 4.9 mi E | Unique |
| 21044 | Columbia, MD | 5.1 mi SW | Standard |
| 21244 | Windsor Mill, MD | 5.5 mi N | Standard |
| 21227 | Halethorpe, MD | 5.8 mi E | Standard |
| 21207 | Gwynn Oak, MD | 6.3 mi NE | Standard |
| 21229 | Baltimore, MD | 6.3 mi E | Standard |
| 21046 | Columbia, MD | 6.5 mi SW | Standard |
| 21163 | Woodstock, MD | 7 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 21043 or measure the distance to another ZIP code.
How to address mail to 21043
123 MAIN ST
ELLICOTT CITY MD 21043
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts DANIELS, ILCHESTER and OELLA as the city name for 21043. Avoid Ellicott: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (21043-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Ellicott City, MD
All Ellicott City ZIP codes with population and income →
Questions
- What city is ZIP code 21043?
- 21043 is a Ellicott City, Maryland ZIP code. Daniels, Ilchester and Oella are also accepted as the city name.
- What county is 21043 in?
- ZIP code 21043 is in Howard County, Maryland.
- What time zone is ZIP code 21043 in?
- 21043 is in the Eastern Time zone (America/New_York).
- What area code is 21043?
- Phone numbers in ZIP code 21043 use area codes 410, 443 and 667.
- What is the population of ZIP code 21043?
- About 48,525 people live in ZIP code 21043, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 21043?
- The median household income in 21043 is $148,125 a year, higher than 80% of Maryland ZIP codes.
- What ZIP codes are near 21043?
- The nearest ZIP codes to 21043 are 21042 (Ellicott City, 3.5 miles), 21228 (Catonsville, 3.6 miles), 21045 (Columbia, 3.8 miles) and 21075 (Elkridge, 4.2 miles).