Oldtown, MD ZIP Codes
One ZIP code serves Oldtown, Maryland: 21555. Together they are home to 1,470 residents in 591 households. That is more than the 112 people counted inside Oldtown Census-designated place, because these ZIP codes reach past its boundary.
Oldtown Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 112 |
| Households | 37 |
| Median household income | not published |
| Median home value | not published |
| Median age | 31.5 |
| Median rent | not published |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 1,470 |
| Households (sum of ZIP codes) | 591 |
| Median household income, range across ZIP codes | $53,266 (21555) to $53,266 (21555) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $53,266 |
| Homeowners | 82.4% |
| Households with kids under 18 | 27.7% |
| Moved in the past year | 5.0% |
| Carrier routes in EDDM2GO's route library | 2 routes, 745 homes (1 of 1 ZIP codes) |
Every ZIP code in Oldtown
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 21555 | Oldtown | 1,470 | 591 | $53,266 | $197,700 | 82.4% | 27.7% | 5.0% | 2 | 755 | 0% of its land; mailing city |
A ZIP code is listed for Oldtown when at least 10% of its land lies inside the Oldtown Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Oldtown. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Oldtown.
Counties
- Allegany County — 16 ZIP codes
Price a mailing to Oldtown ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Oldtown, MD?
- 21555. A ZIP code is listed for Oldtown when at least 10% of its land lies inside the Oldtown Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Oldtown.
- What is the population of Oldtown, MD?
- The Census Bureau counts 112 residents inside Oldtown Census-designated place (ACS 2020–2024). The 1 ZIP code that serve Oldtown hold 1,470 residents in all.
- What is the median household income in Oldtown, MD?
- Across its ZIP codes the medians run from $53,266 to $53,266.
- How many carrier routes and mailboxes are in Oldtown, MD?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 2 carrier routes reaching 745 residential and 10 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.