Kevin Durant and LeBron James are tied for the youngest with 30.0+ points per game in a season. They were 21 years old.

youngest player to average 30.0 ppg for a season

Interpreted as:

youngest player to average 30.0 or higher ppg for a season

NAME	AGE	PPG	SEASON	TM	GP	MPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
Kevin Durant	21	30.1	2009-10	OKC	82	39.5	7.6	2.8	1.4	1.0	3.3	9.7	20.3	47.6	1.6	4.3	36.5	9.2	10.2	90.0	3,239	2,472	623	231	112	84	271	171	+431
LeBron James	21	31.4	2005-06	CLE	79	42.5	7.0	6.6	1.6	0.8	3.3	11.1	23.1	48.0	1.6	4.8	33.5	7.6	10.3	73.8	3,361	2,478	556	521	123	66	260	181	+275
Bob McAdoo	22	30.6	1973-74	BUF	74	43.0	15.1	2.3	1.2	3.3		12.2	22.3	54.7				6.2	7.8	79.3	3,185	2,261	1,117	170	88	246		252
Rick Barry	22	35.6	1966-67	SFW	78	40.7	9.2	3.6				13.0	28.7	45.1				9.7	10.9	88.4	3,175	2,775	714	282				258
Walt Bellamy	22	31.6	1961-62	CHI	79	42.3	19.0	2.7				12.3	23.7	51.9				6.9	10.8	64.4	3,344	2,495	1,500	210				281
Oscar Robertson	22	30.5	1960-61	CIN	71	42.7	10.1	9.7				10.6	22.5	47.3				9.2	11.2	82.2	3,032	2,165	716	690				219
Luka Doncic	23	32.4	2022-23	DAL	66	36.2	8.6	8.0	1.4	0.5	3.6	10.9	22.0	49.6	2.8	8.2	34.2	7.8	10.5	74.2	2,391	2,138	569	529	90	33	236	166	+128
LeBron James	23	30.0	2007-08	CLE	75	40.4	7.9	7.2	1.8	1.1	3.4	10.6	21.9	48.4	1.5	4.8	31.5	7.3	10.3	71.2	3,027	2,250	592	539	138	81	255	165	+139
Tracy McGrady	23	32.1	2002-03	ORL	75	39.4	6.5	5.5	1.7	0.8	2.6	11.1	24.2	45.7	2.3	6.0	38.6	7.7	9.7	79.3	2,954	2,407	488	411	124	59	195	156	+201
Michael Jordan	23	37.1	1986-87	CHI	82	40.0	5.2	4.6	2.9	1.5	3.3	13.4	27.8	48.2	0.1	0.8	18.2	10.2	11.9	85.7	3,281	3,041	430	377	236	125	272	237
Bob McAdoo	23	34.5	1974-75	BUF	82	43.2	14.1	2.2	1.1	2.1		13.4	26.1	51.2				7.8	9.7	80.5	3,539	2,831	1,155	179	92	174		278
Kareem Abdul-Jabbar	23	31.7	1970-71	MIL	82	40.1	16.0	3.3				13.0	22.5	57.7				5.7	8.3	69.0	3,288	2,596	1,311	272				264
Oscar Robertson	23	30.8	1961-62	CIN	79	44.3	12.5	11.4				11.0	22.9	47.8				8.9	11.0	80.3	3,503	2,432	985	899				258
Jerry West	23	30.8	1961-62	LAL	75	41.2	7.9	5.4				10.7	23.9	44.5				9.5	12.3	76.9	3,087	2,310	591	402				173
Wilt Chamberlain	23	37.6	1959-60	PHI	72	46.4	27.0	2.3				14.8	32.1	46.1				8.0	13.8	58.2	3,338	2,707	1,941	168				150
Luka Doncic	24	33.9	2023-24	DAL	70	37.5	9.2	9.8	1.4	0.5	4.0	11.5	23.6	48.7	4.1	10.6	38.2	6.8	8.7	78.6	2,624	2,370	647	686	99	38	282	149	+319
Jayson Tatum	24	30.1	2022-23	BOS	74	36.9	8.8	4.6	1.1	0.7	2.9	9.8	21.1	46.6	3.2	9.3	35.0	7.2	8.4	85.4	2,732	2,225	649	342	78	51	213	160	+470
Shai Gilgeous-Alexander	24	31.4	2022-23	OKC	68	35.5	4.8	5.5	1.6	1.0	2.8	10.4	20.3	51.0	0.9	2.5	34.5	9.8	10.9	90.5	2,416	2,135	329	371	112	65	192	192	+149
Kobe Bryant	24	30.0	2002-03	LAL	82	41.5	6.9	5.9	2.2	0.8	3.5	10.6	23.5	45.1	1.5	4.0	38.3	7.3	8.7	84.3	3,401	2,461	564	481	181	67	288	218	+260
Michael Jordan	24	35.0	1987-88	CHI	82	40.4	5.5	5.9	3.2	1.6	3.1	13.0	24.4	53.5	0.1	0.6	13.2	8.8	10.5	84.1	3,311	2,868	449	485	259	131	252	270
Bob McAdoo	24	31.1	1975-76	BUF	78	42.7	12.4	4.0	1.2	2.1		12.0	24.6	48.7				7.2	9.4	76.2	3,328	2,427	965	315	93	160		298
Nate Archibald	24	34.0	1972-73	KCO	80	46.0	2.8	11.4				12.9	26.3	48.8				8.3	9.8	84.7	3,681	2,719	223	910				207
Kareem Abdul-Jabbar	24	34.8	1971-72	MIL	81	44.2	16.6	4.6				14.3	24.9	57.4				6.2	9.0	68.9	3,583	2,822	1,346	370				235
Wilt Chamberlain	24	38.4	1960-61	PHI	79	47.8	27.2	1.9				15.8	31.1	50.9				6.7	13.3	50.4	3,773	3,033	2,149	148				130
Shai Gilgeous-Alexander	25	30.1	2023-24	OKC	75	34.0	5.5	6.2	2.0	0.9	2.2	10.6	19.8	53.5	1.3	3.6	35.3	7.6	8.7	87.4	2,553	2,254	415	465	150	67	162	184	+614