Winthrop, ME ZIP Codes
One ZIP code serves Winthrop, Maine: 04364. Together they are home to 6,191 residents in 2,522 households. That is more than the 3,108 people counted inside Winthrop Census-designated place, because these ZIP codes reach past its boundary.
Winthrop Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 3,108 |
| Households | 1,187 |
| Median household income | $61,058 |
| Median home value | $244,900 |
| Median age | 37.3 |
| Median rent | $881 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 6,191 |
| Households (sum of ZIP codes) | 2,522 |
| Median household income, range across ZIP codes | $86,470 (04364) to $86,470 (04364) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $86,470 |
| Homeowners | 92.5% |
| Households with kids under 18 | 27.2% |
| Moved in the past year | 17.1% |
| Carrier routes in EDDM2GO's route library | 5 routes, 2,397 homes (1 of 1 ZIP codes) |
Every ZIP code in Winthrop
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 04364 | Winthrop | 6,191 | 2,522 | $86,470 | $294,800 | 92.5% | 27.2% | 17.1% | 5 | 2,493 | 18% of its land; mailing city |
A ZIP code is listed for Winthrop when at least 10% of its land lies inside the Winthrop Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Winthrop. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Winthrop.
Counties
- Kennebec County — 27 ZIP codes
Price a mailing to Winthrop ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Winthrop, ME?
- 04364. A ZIP code is listed for Winthrop when at least 10% of its land lies inside the Winthrop Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Winthrop.
- What is the population of Winthrop, ME?
- The Census Bureau counts 3,108 residents inside Winthrop Census-designated place (ACS 2020–2024). The 1 ZIP code that serve Winthrop hold 6,191 residents in all.
- What is the median household income in Winthrop, ME?
- $61,058 inside Winthrop Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $86,470 to $86,470.
- How many carrier routes and mailboxes are in Winthrop, ME?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 5 carrier routes reaching 2,397 residential and 98 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.