Bangor Maine Zip Code

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Nestled in the heart of Penobscot County, Bangor, Maine is a vibrant city with two distinct postal zones: 04401 and 04402. These zip codes serve as more than just numerical identifiers; they represent the unique geographical and administrative landscape of this historic Maine city. Understanding the nuances of these zip codes can be crucial for residents, businesses, and visitors alike.

Exploring Bangor’s Postal Zones

Bangor’s postal system is characterized by two primary zip codes that cover different aspects of the city’s mailing infrastructure. The 04401 zip code is the standard residential and business zone, while 04402 primarily handles post office box addresses. This distinction is important for anyone sending mail or packages to Bangor.

Demographic Insights of 04401

The 04401 zip code provides a fascinating snapshot of Bangor’s urban landscape. As of July 1, 2025, this postal zone encompasses:

• Total Population: 45,518 residents
• Population Density: 448 people per square kilometer
• Median Household Income: $70,200
• Diversity Index: 26 (indicating a moderately diverse community)

Understanding ZIP Code Composition

The structure of a zip code is more than just random numbers. In the case of Bangor’s 04402:

• 0 represents the Northeastern United States
• 44 indicates the specific sectional center facility
• 02 designates the local post office or postal zone

Postal Zones and Local Connections

Interestingly, the 04401 zip code isn’t limited to Bangor proper. It also covers nearby communities including Glenburn, Hermon, and Veazie. This interconnected postal system reflects the close-knit nature of the region’s communities.

Growth and Economic Trends

Bangor’s zip codes reveal promising growth trajectories:

• Population Growth Rate (2020-2025): 0.39%
• Household Growth Rate (2020-2025): 0.56%
• Median Household Income Growth (2025-2030): 2.22%

🏠 Note: These zip codes are updated quarterly to ensure accuracy for mail delivery and demographic tracking.

The city's postal zones are more than just numbers—they're a testament to Bangor's dynamic community, capturing the essence of this historic Maine city through its intricate postal system.