Table 303.45.

Total fall enrollment in degree-granting postsecondary institutions, by level of enrollment, sex, attendance status, and age of student: 2013, 2015, and 2017

Attendance status and age of student	Fall 2013	Fall 2015			Fall 2017
	All levels	All levels			All levels			Undergraduate			Postbaccalaureate
	Total	Total	Males	Females	Total	Males	Females	Total	Males	Females	Total	Males	Females
1	2	3	4	5	6	7	8	9	10	11	12	13	14
All students	20,376,677	19,988,204	8,723,819	11,264,385	19,765,598	8,567,632	11,197,966	16,760,331	7,347,438	9,412,893	3,005,267	1,220,194	1,785,073
Under 18	878,766	1,053,854	435,452	618,402	1,230,419	505,272	725,147	1,230,274	505,211	725,063	145	61	84
18 and 19	4,265,916	4,341,382	1,954,795	2,386,587	4,445,555	1,993,633	2,451,922	4,444,557	1,993,324	2,451,233	998	309	689
20 and 21	4,086,686	4,078,990	1,849,082	2,229,908	4,096,516	1,844,860	2,251,656	4,060,204	1,832,005	2,228,199	36,312	12,855	23,457
22 to 24	3,431,880	3,324,891	1,540,990	1,783,901	3,203,272	1,470,664	1,732,608	2,542,471	1,208,997	1,333,474	660,801	261,667	399,134
25 to 29	2,856,287	2,778,912	1,227,002	1,551,910	2,692,386	1,167,425	1,524,961	1,729,875	751,827	978,048	962,511	415,598	546,913
30 to 34	1,641,631	1,511,847	644,424	867,423	1,420,422	597,540	822,882	944,490	389,185	555,305	475,932	208,355	267,577
35 to 39	1,033,809	973,402	384,395	589,007	932,331	366,423	565,908	633,621	245,676	387,945	298,710	120,747	177,963
40 to 49	1,346,668	1,190,153	428,681	761,472	1,088,176	388,820	699,356	725,529	259,807	465,722	362,647	129,013	233,634
50 to 64	717,355	627,528	214,632	412,896	559,156	191,846	367,310	371,156	128,129	243,027	188,000	63,717	124,283
65 and over	66,202	66,683	28,234	38,449	67,037	28,485	38,552	53,499	22,676	30,823	13,538	5,809	7,729
Age unknown	51,477	40,562	16,132	24,430	30,328	12,664	17,664	24,655	10,601	14,054	5,673	2,063	3,610
Full-time	12,596,610	12,287,512	5,558,447	6,729,065	12,077,304	5,424,575	6,652,729	10,370,665	4,683,665	5,687,000	1,706,639	740,910	965,729
Under 18	185,285	206,770	83,135	123,635	220,615	86,145	134,470	220,568	86,120	134,448	47	25	22
18 and 19	3,549,171	3,612,294	1,612,557	1,999,737	3,694,625	1,643,721	2,050,904	3,693,798	1,643,481	2,050,317	827	240	587
20 and 21	3,245,703	3,241,515	1,470,848	1,770,667	3,267,248	1,475,119	1,792,129	3,234,486	1,463,359	1,771,127	32,762	11,760	21,002
22 to 24	2,240,365	2,156,073	1,033,642	1,122,431	2,068,941	983,363	1,085,578	1,539,873	769,542	770,331	529,068	213,821	315,247
25 to 29	1,497,997	1,442,151	681,881	760,270	1,373,147	637,181	735,966	761,146	353,711	407,435	612,001	283,470	328,531
30 to 34	724,235	649,695	296,410	353,285	592,027	266,736	325,291	361,656	156,144	205,512	230,371	110,592	119,779
35 to 39	408,932	368,319	151,776	216,543	338,942	139,040	199,902	221,706	87,573	134,133	117,236	51,467	65,769
40 to 49	483,716	403,959	151,610	252,349	350,641	129,828	220,813	228,966	83,439	145,527	121,675	46,389	75,286
50 to 64	226,402	177,157	64,530	112,627	148,810	53,926	94,884	91,789	33,202	58,587	57,021	20,724	36,297
65 and over	9,105	10,556	4,747	5,809	8,979	3,957	5,022	5,176	2,322	2,854	3,803	1,635	2,168
Age unknown	25,699	19,023	7,311	11,712	13,329	5,559	7,770	11,501	4,772	6,729	1,828	787	1,041
Part-time	7,780,067	7,700,692	3,165,372	4,535,320	7,688,294	3,143,057	4,545,237	6,389,666	2,663,773	3,725,893	1,298,628	479,284	819,344
Under 18	693,481	847,084	352,317	494,767	1,009,804	419,127	590,677	1,009,706	419,091	590,615	98	36	62
18 and 19	716,745	729,088	342,238	386,850	750,930	349,912	401,018	750,759	349,843	400,916	171	69	102
20 and 21	840,983	837,475	378,234	459,241	829,268	369,741	459,527	825,718	368,646	457,072	3,550	1,095	2,455
22 to 24	1,191,515	1,168,818	507,348	661,470	1,134,331	487,301	647,030	1,002,598	439,455	563,143	131,733	47,846	83,887
25 to 29	1,358,290	1,336,761	545,121	791,640	1,319,239	530,244	788,995	968,729	398,116	570,613	350,510	132,128	218,382
30 to 34	917,396	862,152	348,014	514,138	828,395	330,804	497,591	582,834	233,041	349,793	245,561	97,763	147,798
35 to 39	624,877	605,083	232,619	372,464	593,389	227,383	366,006	411,915	158,103	253,812	181,474	69,280	112,194
40 to 49	862,952	786,194	277,071	509,123	737,535	258,992	478,543	496,563	176,368	320,195	240,972	82,624	158,348
50 to 64	490,953	450,371	150,102	300,269	410,346	137,920	272,426	279,367	94,927	184,440	130,979	42,993	87,986
65 and over	57,097	56,127	23,487	32,640	58,058	24,528	33,530	48,323	20,354	27,969	9,735	4,174	5,561
Age unknown	25,778	21,539	8,821	12,718	16,999	7,105	9,894	13,154	5,829	7,325	3,845	1,276	2,569
	Percentage distribution of students with known age1
All students	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Under 18	4.3	5.3	5.0	5.5	6.2	5.9	6.5	7.4	6.9	7.7	#	#	#
18 and 19	21.0	21.8	22.4	21.2	22.5	23.3	21.9	26.6	27.2	26.1	#	#	#
20 and 21	20.1	20.4	21.2	19.8	20.8	21.6	20.1	24.3	25.0	23.7	1.2	1.1	1.3
22 to 24	16.9	16.7	17.7	15.9	16.2	17.2	15.5	15.2	16.5	14.2	22.0	21.5	22.4
25 to 29	14.1	13.9	14.1	13.8	13.6	13.6	13.6	10.3	10.2	10.4	32.1	34.1	30.7
30 to 34	8.1	7.6	7.4	7.7	7.2	7.0	7.4	5.6	5.3	5.9	15.9	17.1	15.0
35 to 39	5.1	4.9	4.4	5.2	4.7	4.3	5.1	3.8	3.3	4.1	10.0	9.9	10.0
40 to 49	6.6	6.0	4.9	6.8	5.5	4.5	6.3	4.3	3.5	5.0	12.1	10.6	13.1
50 to 64	3.5	3.1	2.5	3.7	2.8	2.2	3.3	2.2	1.7	2.6	6.3	5.2	7.0
65 and over	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.5	0.5	0.4
Full-time	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Under 18	1.5	1.7	1.5	1.8	1.8	1.6	2.0	2.1	1.8	2.4	#	#	#
18 and 19	28.2	29.4	29.0	29.8	30.6	30.3	30.9	35.7	35.1	36.1	#	#	0.1
20 and 21	25.8	26.4	26.5	26.4	27.1	27.2	27.0	31.2	31.3	31.2	1.9	1.6	2.2
22 to 24	17.8	17.6	18.6	16.7	17.1	18.1	16.3	14.9	16.4	13.6	31.0	28.9	32.7
25 to 29	11.9	11.8	12.3	11.3	11.4	11.8	11.1	7.3	7.6	7.2	35.9	38.3	34.1
30 to 34	5.8	5.3	5.3	5.3	4.9	4.9	4.9	3.5	3.3	3.6	13.5	14.9	12.4
35 to 39	3.3	3.0	2.7	3.2	2.8	2.6	3.0	2.1	1.9	2.4	6.9	7.0	6.8
40 to 49	3.8	3.3	2.7	3.8	2.9	2.4	3.3	2.2	1.8	2.6	7.1	6.3	7.8
50 to 64	1.8	1.4	1.2	1.7	1.2	1.0	1.4	0.9	0.7	1.0	3.3	2.8	3.8
65 and over	0.1	0.1	0.1	0.1	0.1	0.1	0.1	#	#	0.1	0.2	0.2	0.2
Part-time	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Under 18	8.9	11.0	11.2	10.9	13.2	13.4	13.0	15.8	15.8	15.9	#	#	#
18 and 19	9.2	9.5	10.8	8.6	9.8	11.2	8.8	11.8	13.2	10.8	#	#	#
20 and 21	10.8	10.9	12.0	10.2	10.8	11.8	10.1	12.9	13.9	12.3	0.3	0.2	0.3
22 to 24	15.4	15.2	16.1	14.6	14.8	15.5	14.3	15.7	16.5	15.1	10.2	10.0	10.3
25 to 29	17.5	17.4	17.3	17.5	17.2	16.9	17.4	15.2	15.0	15.3	27.1	27.6	26.7
30 to 34	11.8	11.2	11.0	11.4	10.8	10.5	11.0	9.1	8.8	9.4	19.0	20.5	18.1
35 to 39	8.1	7.9	7.4	8.2	7.7	7.3	8.1	6.5	5.9	6.8	14.0	14.5	13.7
40 to 49	11.1	10.2	8.8	11.3	9.6	8.3	10.6	7.8	6.6	8.6	18.6	17.3	19.4
50 to 64	6.3	5.9	4.8	6.6	5.3	4.4	6.0	4.4	3.6	5.0	10.1	9.0	10.8
65 and over	0.7	0.7	0.7	0.7	0.8	0.8	0.7	0.8	0.8	0.8	0.8	0.9	0.7

#Rounds to zero.

1 Percentage distributions exclude students whose age is unknown.

NOTE: Degree-granting institutions grant associate’s or higher degrees and participate in Title IV federal financial aid programs. Detail may not sum to totals because of rounding. Some data have been revised from previously published figures.

SOURCE: U.S. Department of Education, National Center for Education Statistics, Integrated Postsecondary Education Data System (IPEDS), Spring 2014, 2016, and 2018, Fall Enrollment component. (This table was prepared October 2018.)