County Equivalents in the U.S.: Not Every State Uses "County"

In the United States, "county" is not universal. While 48 states use the term "county" for their primary sub-state divisions, two states use different names—and one has no county-level government at all.

The Exceptions

• Louisiana → Parishes (64 parishes; legacy of French/Spanish colonial ecclesiastical districts)
• Alaska → Boroughs (19 organized boroughs + 1 "Unorganized Borough" covering most of the state, divided into census areas for statistical purposes)

Other Nuances

• Independent cities (Virginia has 38; also Baltimore, MD; St. Louis, MO; Carson City, NV) operate outside any county
• Consolidated city-counties (e.g., Philadelphia, Denver, San Francisco, Nashville) merge city and county governments
• D.C. has no counties; it's a federal district divided into wards

Why It Matters

These differences affect local governance, taxation, law enforcement, school districts, and statistical reporting. The Census Bureau uses "county equivalents" for uniform data across all states.

So while "county" is the default, the U.S. system accommodates historical, geographic, and administrative diversity.