List of Boston Celtics seasons

Legend
NBA Champions       Conference Champions       Division Champions       Qualified for Playoffs

This is a list of seasons completed by the Boston Celtics of the National Basketball Association. It documents the team's season-by-season records, including post-season records, and also includes year-end awards won by the team's players and/or coaches.

With 17 NBA Championships, the Celtics have won the most for any NBA franchise, while the 1959-to-1966 domination of the NBA Championship, with eight straight titles, is the longest consecutive championship winning streak of any North American professional sports team to date.

The Celtics are 19–5 in the 7th game of a playoff series, and have never lost a Game 7 in the NBA Finals, with a record of 7–0 in these games. Most of the Finals decided in a 7th game were won at the expense of the Los Angeles Lakers, beating them 4 times.

Season	Team	Conference		Division		Regular season			Playoff Results
						W	L	PCT
Boston Celtics
1946–47	1946–47	East	5th	Eastern	5th	22	38	.367
1947–48	1947–48	East	3rd	Eastern	3rd	20	28	.417	Lost Quarterfinals (Chicago, 1–2)
1948–49	1948–49	East	5th	Eastern	5th	25	36	.417
1949–50	1949–50	East	6th	Eastern	6th	22	46	.324
1950–51	1950–51	East	2nd	Eastern	2nd	39	30	.565	Lost Division Semifinals (New York, 0–2)
1951–52	1951–52	East	2nd	Eastern	2nd	39	27	.591	Lost Division Semifinals (New York, 1–2)
1952–53	1952–53	East	3rd	Eastern	3rd	46	25	.648	Won Division Semifinals (Syracuse, 2–0) Lost Division Finals (New York, 1–3)
1953–54	1953–54	East	T-2nd	Eastern	T-2nd	42	30	.583	Lost Round-Robin (Syracuse, 0–2) Won Round-Robin (New York, 2–0) Lost Division Finals (Syracuse, 0–2)
1954–55	1954–55	East	3rd	Eastern	3rd	36	36	.500	Won Division Semifinals (New York, 2–1) Lost Division Finals (Syracuse, 1–3)
1955–56	1955–56	East	2nd	Eastern	2nd	39	33	.542	Lost Division Semifinals (Syracuse, 1–2)
1956–57	1956–57	East	1st	Eastern	1st	44	28	.611	Won Division Finals (Syracuse, 3–0) Won NBA Finals (St. Louis, 4–3)
1957–58	1957–58	East	1st	Eastern	1st	49	23	.681	Won Division Finals (Philadelphia, 4–1) Lost NBA Finals (St. Louis, 2–4)
1958–59	1958–59	East	1st	Eastern	1st	52	20	.722	Won Division Finals (Syracuse, 4–3) Won NBA Finals (Minneapolis, 4–0)
1959–60	1959–60	East	1st	Eastern	1st	59	16	.787	Won Division Finals (Philadelphia, 4–2) Won NBA Finals (St. Louis, 4–3)
1960–61	1960–61	East	1st	Eastern	1st	57	22	.722	Won Division Finals (Syracuse, 4–1) Won NBA Finals (St. Louis, 4–1)
1961–62	1961–62	East	1st	Eastern	1st	60	20	.750	Won Division Finals (Philadelphia, 4–3) Won NBA Finals (Los Angeles, 4–3)
1962–63	1962–63	East	1st	Eastern	1st	58	22	.725	Won Division Finals (Cincinnati, 4–3) Won NBA Finals (Los Angeles, 4–2)
1963–64	1963–64	East	1st	Eastern	1st	59	21	.738	Won Division Finals (Cincinnati, 4–1) Won NBA Finals (San Francisco, 4–1)
1964–65	1964–65	East	1st	Eastern	1st	62	18	.755	Won Division Finals (Philadelphia, 4–3) Won NBA Finals (Los Angeles, 4–1)
1965–66	1965–66	East	2nd	Eastern	2nd	54	26	.675	Won Division Semifinals (Cincinnati, 3–2) Won Division Finals (Philadelphia, 4–1) Won NBA Finals (Los Angeles, 4–3)
1966–67	1966–67	East	2nd	Eastern	2nd	60	21	.741	Won Division Semifinals (New York, 3–1) Lost Division Finals (Philadelphia, 1–4)
1967–68	1967–68	East	2nd	Eastern	2nd	54	28	.659	Won Division Semifinals (Detroit, 4–2) Won Division Finals (Philadelphia, 4–3) Won NBA Finals (Los Angeles, 4–2)
1968–69	1968–69	East	4th	Eastern	4th	48	34	.585	Won Division Semifinals (Philadelphia, 4–1) Won Division Finals (New York, 4–2) Won NBA Finals (Los Angeles, 4–3)
1969–70	1969–70	East	6th	Eastern	6th	34	48	.415
1970–71	1970–71	East	3rd	Atlantic	3rd	44	38	.537
1971–72	1971–72	East	1st	Atlantic	1st	56	26	.683	Won Conference Semifinals (Atlanta, 4–2) Lost Conference Finals (New York, 1–4)
1972–73	1972–73	East	1st	Atlantic	1st	68	14	.829	Won Conference Semifinals (Atlanta, 4–2) Lost Conference Finals (New York, 3–4)
1973–74	1973–74	East	1st	Atlantic	1st	56	26	.683	Won Conference Semifinals (Buffalo, 4–2) Won Conference Finals (New York, 4–1) Won NBA Finals (Milwaukee, 4–3)
1974–75	1974–75	East	T-1st	Atlantic	1st	60	22	.732	Won Conference Semifinals (Houston, 4–1) Lost Conference Finals (Washington, 2–4)
1975–76	1975–76	East	1st	Atlantic	1st	54	28	.659	Won Conference Semifinals (Buffalo, 4–2) Won Conference Finals (Cleveland, 4–2) Won NBA Finals (Phoenix, 4–2)
1976–77	1976–77	East	T-4th	Atlantic	2nd	44	38	.537	Won First Round (San Antonio, 2–0) Lost Conference Semifinals (Philadelphia, 3–4)
1977–78	1977–78	East	8th	Atlantic	3rd	32	50	.390
1978–79	1978–79	East	10th	Atlantic	5th	29	53	.354
1979–80	1979–80	East	1st	Atlantic	1st	61	21	.744	Won Conference Semifinals (Houston Rockets, 4–0) Lost Conference Finals (Philadelphia, 1–4)
1980–81	1980–81	East	T-1st	Atlantic	1st	62	20	.756	Won Conference Semifinals (Chicago, 4–0) Won Conference Finals (Philadelphia, 4–3) Won NBA Finals (Houston, 4–2)
1981–82	1981–82	East	1st	Atlantic	1st	63	19	.768	Won Conference Semifinals (Washington, 4–1) Lost Conference Finals (Philadelphia, 3–4)
1982–83	1982–83	East	2nd	Atlantic	2nd	56	26	.683	Won First Round (Atlanta, 2–1) Lost Conference Semifinals (Milwaukee, 0–4)
1983–84	1983–84	East	1st	Atlantic	1st	62	20	.756	Won First Round (Washington, 3–1) Won Conference Semifinals (New York, 4–3) Won Conference Finals (Milwaukee, 4–1) Won NBA Finals (Los Angeles, 4–3)
1984–85	1984–85	East	1st	Atlantic	1st	63	19	.768	Won First Round (Cleveland, 3–1) Won Conference Semifinals (Detroit, 4–2) Won Conference Finals (Philadelphia, 4–1) Lost NBA Finals (Los Angeles, 2–4)
1985–86	1985–86	East	1st	Atlantic	1st	67	15	.817	Won First Round (Chicago, 3–0) Won Conference Semifinals (Atlanta, 4–1) Won Conference Finals (Milwaukee, 4–0) Won NBA Finals (Houston, 4–2)
1986–87	1986–87	East	1st	Atlantic	1st	59	23	.720	Won First Round (Chicago, 3–0) Won Conference Semifinals (Milwaukee, 4–3) Won Conference Finals (Detroit, 4–3) Lost NBA Finals (Los Angeles, 2–4)
1987–88	1987–88	East	1st	Atlantic	1st	57	25	.695	Won First Round (New York, 3–1) Won Conference Semifinals (Atlanta, 4–3) Lost Conference Finals (Detroit, 2–4)
1988–89	1988–89	East	8th	Atlantic	3rd	42	40	.512	Lost First Round (Detroit, 0–3)
1989–90	1989–90	East	4th	Atlantic	2nd	52	30	.634	Lost First Round (New York, 2–3)
1990–91	1990–91	East	2nd	Atlantic	1st	56	26	.683	Won First Round (Indiana, 3–2) Lost Conference Semifinals (Detroit, 2–4)
1991–92	1991–92	East	T-3rd	Atlantic	T-1st	51	31	.622	Won First Round (Indiana, 3–0) Lost Conference Semifinals (Cleveland, 3–4)
1992–93	1992–93	East	4th	Atlantic	2nd	48	34	.585	Lost First Round (Charlotte, 1–3)
1993–94	1993–94	East	10th	Atlantic	5th	32	50	.390
1994–95	1994–95	East	8th	Atlantic	3rd	35	47	.427	Lost First Round (Orlando, 1–3)
1995–96	1995–96	East	11th	Atlantic	5th	33	49	.402
1996–97	1996–97	East	15th	Atlantic	7th	15	67	.183
1997–98	1997–98	East	T-12th	Atlantic	6th	36	46	.439
1998–99	1998–99	East	12th	Atlantic	5th	19	31	.380
1999–00	1999–00	East	10th	Atlantic	5th	35	47	.427
2000–01	2000–01	East	9th	Atlantic	5th	36	46	.439
2001–02	2001–02	East	3rd	Atlantic	2nd	49	33	.598	Won First Round (Philadelphia, 3–2) Won Conference Semifinals (Detroit, 4–1) Lost Conference Finals (New Jersey, 2–4)
2002–03	2002–03	East	6th	Atlantic	3rd	44	38	.537	Won First Round (Indiana, 4–2) Lost Conference Semifinals (New Jersey, 0–4)
2003–04	2003–04	East	8th	Atlantic	4th	36	46	.439	Lost First Round (Indiana, 0–4)
2004–05	2004–05	East	3rd	Atlantic	1st	45	37	.549	Lost First Round (Indiana, 3–4)
2005–06	2005–06	East	11th	Atlantic	3rd	33	49	.402
2006–07	2006–07	East	15th	Atlantic	5th	24	58	.293
2007–08	2007–08	East	1st	Atlantic	1st	66	16	.805	Won First Round (Atlanta, 4–3) Won Conference Semifinals (Cleveland, 4–3) Won Conference Finals (Detroit, 4–2) Won NBA Finals (Los Angeles, 4–2)
2008–09	2008–09	East	2nd	Atlantic	1st	29	8	.784	TBD
Regular season						2889	1986	.593
Playoffs						304	220	.580	17 NBA Championships