most assists before turning 28 years old

Isiah Thomas has the most career assists by a player younger than 28, with 5,655 assists.

Interpreted as:

most assists before turning 28 years old years old by a player

	NAME	AST	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	STL	BLK	TOV	PF	+/-
1	Isiah Thomas I. Thomas	5,655	563	37.0	20.7	3.8	10.0			7.9	17.0	46.7	0.3			4.5	5.8	76.9	52.9				20,843	11,637	2,163				1,851
2	Chris Paul C. Paul	5,449	555	36.5	18.6	4.4	9.8	2.4	0.1	6.5	13.8	47.3	1.0	2.7	35.6	4.5	5.3	85.8	57.5	0.7	3.7	2.4	20,276	10,311	2,426	1,331	50	1,348	1,364	+1624
3	Stephon Marbury S. Marbury	5,264	636	38.6	20.5	3.1	8.3	1.3	0.2	7.3	16.9	43.4	1.2	3.7	31.6	4.7	5.9	78.8	52.6	0.8	2.3	3.2	24,556	13,039	1,949	808	100	2,045	1,532	-402
4	John Wall J. Wall	5,003	541	35.9	18.9	4.4	9.2	1.7	0.7	6.8	15.8	43.2	0.9	2.8	32.7	4.3	5.5	78.6	51.8	0.6	3.8	3.8	19,440	10,216	2,367	927	367	2,070	1,218	+299
5	LeBron James L. James	4,943	717	39.8	27.6	7.2	6.9	1.7	0.8	9.9	20.3	48.6	1.3	4.0	33.4	6.5	8.7	74.5	57.1	1.2	6.0	3.3	28,558	19,771	5,180	1,238	607	2,378	1,368	+3580
6	John Stockton J. Stockton	4,885	475	28.9	11.5	2.3	10.3	2.4	0.2	4.1	7.9	52.7	0.2	0.6	31.8	3.1	3.7	82.4	60.7	0.6	1.7	2.7	13,716	5,474	1,091	1,124	81	1,273	1,332
7	Trae Young T. Young	4,787	488	34.3	25.2	3.5	9.8	1.0	0.2	8.0	18.5	43.2	2.6	7.5	35.1	6.6	7.6	87.3	57.8	0.6	2.9	4.2	16,760	12,309	1,697	509	75	2,061	850	-145
8	Deron Williams D. Williams	4,637	506	35.7	17.6	3.3	9.2	1.1	0.2	6.3	13.8	45.5	1.3	3.6	35.1	3.8	4.7	81.2	55.6	0.5	2.8	3.2	18,086	8,910	1,645	543	124	1,599	1,340	+763
9	Kevin Johnson K. Johnson	4,591	478	34.7	18.6	3.3	9.6	1.6	0.3	6.5	13.2	49.5	0.1	0.4	18.6	5.4	6.5	83.7	57.9	0.6	2.6	3.3	16,590	8,884	1,562	763	120	1,559	1,054
10	Magic Johnson M. Johnson	4,556	375	36.6	19.1	6.9	12.1			7.0	12.9	54.2	0.1	0.4	18.5	5.1	6.0	83.7	61.5				13,743	7,173	2,581				825
11	Russell Westbrook R. Westbrook	4,538	596	34.0	21.6	5.6	7.6	1.7	0.3	7.6	17.4	43.4	0.9	2.9	30.4	5.6	6.9	81.7	52.9	1.7	4.0	3.7	20,289	12,876	3,365	1,033	171	2,231	1,453	+2297
12	Jason Kidd J. Kidd	4,460	476	37.7	13.9	6.2	9.4	2.1	0.3	5.0	12.4	40.4	1.0	3.2	32.5	2.9	3.8	75.5	49.4	1.6	4.6	3.3	17,944	6,626	2,966	982	163	1,588	957	+1029
13	Rajon Rondo R. Rondo	4,035	487	32.8	11.0	4.6	8.3	1.9	0.1	4.6	9.6	47.8	0.2	0.7	25.2	1.7	2.7	62.0	51.2	1.1	3.4	2.8	15,991	5,373	2,217	928	66	1,346	1,087	+2012
14	Mark Jackson M. Jackson	3,863	459	32.5	12.4	4.1	8.4	1.6	0.1	4.9	10.6	46.4	0.4	1.4	28.9	2.2	2.9	75.2	52.3	1.3	2.8	2.7	14,917	5,706	1,895	738	51	1,233	899
15	Luka Dončić L. Dončić	3,854	467	35.0	28.9	8.6	8.3	1.2	0.5	9.7	20.8	46.8	3.1	8.8	34.9	6.3	8.4	75.4	58.9	0.9	7.7	4.0	16,340	13,473	4,038	582	214	1,851	1,070	+1315
16	Terry Porter T. Porter	3,842	476	32.1	14.6	3.6	8.1	1.7	0.1	5.2	10.7	48.9	0.7	1.9	36.8	3.4	4.0	84.6	58.4	0.8	2.9	2.7	15,272	6,946	1,734	832	49	1,277	1,009
17	Nikola Jokić N. Jokić	3,796	578	30.7	20.1	10.4	6.6	1.2	0.7	7.7	14.0	55.1	1.0	2.9	34.8	3.7	4.4	82.9	63.0	2.6	7.9	2.8	17,722	11,625	6,040	692	412	1,643	1,601	+2684
18	Mike Bibby M. Bibby	3,792	593	36.8	16.7	3.3	6.4	1.3	0.2	6.2	14.0	44.6	1.3	3.5	37.3	2.9	3.7	80.3	53.7	0.7	2.6	2.5	21,828	9,931	1,964	794	113	1,479	1,173	+271
19	Tony Parker T. Parker	3,772	668	33.0	16.6	3.1	5.6	1.0	0.1	6.6	13.5	49.0	0.5	1.5	31.2	3.0	4.1	72.8	54.5	0.4	2.6	2.5	22,063	11,113	2,038	635	52	1,682	1,252	+3443
20	Baron Davis B. Davis	3,748	522	35.0	16.4	4.0	7.2	1.9	0.4	5.9	14.4	41.1	1.7	5.1	32.5	2.9	4.2	68.0	50.3	1.0	3.0	2.8	18,254	8,539	2,064	979	208	1,443	1,498	+1030
21	Jrue Holiday J. Holiday	3,633	585	32.8	14.9	3.7	6.2	1.5	0.4	5.9	13.2	45.0	1.2	3.3	36.0	1.9	2.4	78.8	52.4	0.8	2.9	2.7	19,183	8,728	2,165	855	262	1,571	1,347	+603
22	Kenny Anderson K. Anderson	3,620	485	33.4	15.3	3.4	7.5	1.6	0.2	5.5	13.2	41.4	0.9	2.6	34.3	3.5	4.4	79.4	50.6	0.9	2.5	2.5	16,203	7,414	1,664	784	79	1,223	1,128	+358
23	Muggsy Bogues M. Bogues	3,604	432	28.5	7.5	2.5	8.3	1.8	0.1	3.2	7.0	45.8	0.0	0.3	15.3	1.1	1.3	78.5	49.5	0.6	1.9	1.7	12,317	3,225	1,080	771	24	715	829
24	Raymond Felton R. Felton	3,588	534	34.8	13.4	3.3	6.7	1.4	0.2	5.0	12.1	41.2	1.0	3.1	33.0	2.4	3.0	78.7	49.8	0.6	2.7	2.6	18,582	7,159	1,784	768	103	1,412	1,180	-42
25	James Harden J. Harden	3,527	615	33.6	22.1	5.0	5.7	1.5	0.4	6.5	14.7	44.2	2.2	6.2	36.4	6.9	8.1	85.4	60.6	0.8	4.3	3.4	20,687	13,618	3,093	905	275	2,068	1,564	+2252