NBA championship guides

Longer explainers on how NBA titles work, which franchises lead the count, and how championship rosters have changed. Each guide links to individual season pages where a specific year matters.

• Most NBA championships by franchise

  Which NBA franchises have won the most titles, how those counts are grouped by city and era, and where the current leaders stand.

• The great NBA dynasties

  How to define an NBA dynasty, and the championship runs that best fit the label from the Russell Celtics through the Curry Warriors.

• How the NBA Finals format and home court work

  Best-of-seven series structure, the 2-2-1-1-1 home schedule, and how seeding decides who hosts Games 1, 2, 5, and 7.

• How championship rosters have changed

  From two-way player-coaches in the 1940s to deep rotations and load management today, how title teams are built has shifted with the league.

• NBA championship timeline: 1947 to today

  A chronological tour of every NBA champion era, from the first BAA title through the most recent Finals winner.

• How to use this site's championship history

  Where to find every NBA champion page, franchise hubs, decade overviews, and what each section includes.