Maine is divided into 16 counties, each with its own unique character and local governance. Use this interactive map and powerful search tools to explore Maine’s counties, major cities, towns, and ZIP codes.

Interactive Map of All Maine Counties

Click on any county below to explore more about it.

No.	County Name	Largest City	County Map & Zip Code
1	Androscoggin	Lewiston	Androscoggin County Map Link
2	Aroostook	Presque Isle	Aroostook County Map Link
3	Cumberland	Portland	Cumberland County Map Link
4	Franklin	Farmington	Franklin County Map Link
5	Hancock	Ellsworth	Hancock County Map Link
6	Kennebec	Augusta	Kennebec County Map Link
7	Knox	Rockland	Knox County Map Link
8	Lincoln	Wiscasset	Lincoln County Map Link
9	Oxford	Rumford	Oxford County Map Link
10	Penobscot	Bangor	Penobscot County Map Link
11	Piscataquis	Dover-Foxcroft	Piscataquis County Map Link
12	Sagadahoc	Bath	Sagadahoc County Map Link
13	Somerset	Skowhegan	Somerset County Map Link
14	Waldo	Belfast	Waldo County Map Link
15	Washington	Calais	Washington County Map Link
16	York	Biddeford	York County Map Link

Maine County Map Download

You can download the Maine County Map from below:

Frequently Asked Questions

The largest county in Maine by land area is Aroostook County.

Key facts about Aroostook County:

📍 Location: Northernmost part of Maine
📏 Area: Approximately 6,829 square miles (making it the largest county east of the Mississippi River)
🌲 Known for: Vast forests, potato farming, and strong French-Acadian heritage
🏙️ County seat: Houlton

The smallest county in Maine by land area is Sagadahoc County.

Key facts about Sagadahoc County:

📍 Location: Along the southern coast of Maine
📏 Area: Around 254 square miles of land (the smallest in the state)
🌊 Known for: Coastal towns, shipbuilding industry, and the Kennebec River
🏙️ County seat: Bath

Maine has 16 counties in total.

Source: Wikipedia, Census.gov