Linthicum, MD ZIP Codes
One ZIP code serves Linthicum, Maryland: 21090. Together they are home to 10,652 residents in 3,979 households.
Linthicum Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 11,313 |
| Households | 4,228 |
| Median household income | $134,673 |
| Median home value | $401,600 |
| Median age | 37.7 |
| Median rent | $2,066 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 10,652 |
| Households (sum of ZIP codes) | 3,979 |
| Median household income, range across ZIP codes | $138,119 (21090) to $138,119 (21090) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $138,119 |
| Homeowners | 83.2% |
| Households with kids under 18 | 31.4% |
| Moved in the past year | 10.2% |
| Carrier routes in EDDM2GO's route library | 11 routes, 4,592 homes (1 of 1 ZIP codes) |
Every ZIP code in Linthicum
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 21090 | Linthicum Heights | 10,652 | 3,979 | $138,119 | $410,400 | 83.2% | 31.4% | 10.2% | 11 | 5,181 | 79% of its land |
A ZIP code is listed for Linthicum when at least 10% of its land lies inside the Linthicum Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Linthicum. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Linthicum.
Counties
- Anne Arundel County — 41 ZIP codes
Price a mailing to Linthicum ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Linthicum, MD?
- 21090. A ZIP code is listed for Linthicum when at least 10% of its land lies inside the Linthicum Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Linthicum.
- What is the population of Linthicum, MD?
- The Census Bureau counts 11,313 residents inside Linthicum Census-designated place (ACS 2020–2024). The 1 ZIP code that serve Linthicum hold 10,652 residents in all.
- What is the median household income in Linthicum, MD?
- $134,673 inside Linthicum Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $138,119 to $138,119.
- How many carrier routes and mailboxes are in Linthicum, MD?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 11 carrier routes reaching 4,592 residential and 586 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.