Jefferson, MD ZIP Codes
One ZIP code serves Jefferson, Maryland: 21755. Together they are home to 5,909 residents in 2,136 households. That is more than the 3,314 people counted inside Jefferson Census-designated place, because these ZIP codes reach past its boundary.
Jefferson Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 3,314 |
| Households | 1,146 |
| Median household income | $150,854 |
| Median home value | $533,100 |
| Median age | 39.4 |
| Median rent | $1,379 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 5,909 |
| Households (sum of ZIP codes) | 2,136 |
| Median household income, range across ZIP codes | $137,417 (21755) to $137,417 (21755) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $137,417 |
| Homeowners | 86.6% |
| Households with kids under 18 | 26.8% |
| Moved in the past year | 7.3% |
| Carrier routes in EDDM2GO's route library | 4 routes, 2,284 homes (1 of 1 ZIP codes) |
Every ZIP code in Jefferson
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 21755 | Jefferson | 5,909 | 2,136 | $137,417 | $529,600 | 86.6% | 26.8% | 7.3% | 4 | 2,318 | 8% of its land; mailing city |
A ZIP code is listed for Jefferson when at least 10% of its land lies inside the Jefferson Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Jefferson. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Jefferson.
Counties
- Frederick County — 33 ZIP codes
Price a mailing to Jefferson ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Jefferson, MD?
- 21755. A ZIP code is listed for Jefferson when at least 10% of its land lies inside the Jefferson Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Jefferson.
- What is the population of Jefferson, MD?
- The Census Bureau counts 3,314 residents inside Jefferson Census-designated place (ACS 2020–2024). The 1 ZIP code that serve Jefferson hold 5,909 residents in all.
- What is the median household income in Jefferson, MD?
- $150,854 inside Jefferson Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $137,417 to $137,417.
- How many carrier routes and mailboxes are in Jefferson, MD?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 4 carrier routes reaching 2,284 residential and 34 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.