Table 204.70.

Number and percentage of children served under Individuals with Disabilities Education Act (IDEA), Part B, by age group and state or jurisdiction: Selected years, 1990-91 through 2020-21

State or jurisdiction	3- to 21-year-olds served														3- to 5-year-olds served (including 5-year-olds not yet in kindergarten)1
	1990-91	2000-01	2010-11	2015-16	2017-18		2018-19		2019-20		2020-21		As a percent of public school enrollment, 2020-21	Percent change in number served, 2000-01 to 2020-21	1990-91	2000-01	2010-11	2015-16	2017-18		2018-19		2019-20		2020-21
1	2	3	4	5	6		7		8		9		10	11	12	13	14	15	16		17		18		19
United States	4,710,089	6,295,816	6,434,916	6,676,974	6,964,424		7,134,248		7,281,881		7,182,916		14.5	14.1	389,751	592,087	723,738	746,499	793,039		818,575		723,726		494,888
Alabama	94,601	99,828	82,286	84,278	90,319		93,472		96,429		95,189		13.0	-4.6	7,154	7,554	7,492	7,368	7,827		8,036		8,472		3,877
Alaska	14,390	17,691	18,048	18,390	19,148		19,479		19,473		18,941		14.6	7.1	1,458	1,637	2,104	2,115	2,430		2,477		2,474		1,181
Arizona	56,629	96,442	125,816	132,592	140,702		144,812		148,121		144,814		13.0	50.2	4,330	9,144	14,756	15,328	16,517		16,746		10,552		8,537
Arkansas	47,187	62,222	64,881	68,178	72,835		74,863		76,483		75,267		15.5	21.0	4,626	9,376	13,034	12,981	13,716		13,497		10,144		8,723
California	468,420	645,287	672,174	727,718	767,562		788,268		754,502		773,183		12.8	19.8	39,627	57,651	72,404	78,610	83,853		86,456		50,582		62,112
Colorado	56,336	78,715	84,710	95,101	102,240		105,186		109,276		106,887		12.1	35.8	4,128	8,202	11,797	12,774	14,293		14,471		15,029		8,182
Connecticut	63,886	73,886	68,167	75,030	79,758		82,336		85,010		84,155		16.5	13.9	5,466	7,172	7,933	8,691	9,120		9,785		6,406		5,762
Delaware	14,208	16,760	18,608	20,742	23,196		24,382		26,060		24,672		17.9	47.2	1,493	1,652	2,123	2,030	2,616		2,801		3,263		2,084
District of Columbia	6,290	10,559	11,947	12,258	13,399		14,113		14,927		14,977		16.7	41.8	411	374	957	1,471	1,789		1,895		2,146		1,211
Florida	234,509	367,335	368,808	372,476	389,626		405,796		420,515		409,257		14.7	11.4	14,883	30,660	36,027	39,359	39,862		42,076		42,980		20,664
Georgia	101,762	171,292	177,544	202,314	214,267		219,111		225,610		222,620		12.9	30.0	7,098	16,560	15,911	18,201	18,833		18,661		11,271		9,348
Hawaii	12,705	23,951	19,716	19,223	19,276		19,592		20,125		20,017		11.3	-16.4	809	1,919	2,398	2,444	2,469		2,555		2,704		1,988
Idaho	21,703	29,174	27,388	29,718	32,908		34,310		35,846		35,536		11.5	21.8	2,815	3,591	3,596	3,331	3,733		3,866		4,106		2,372
Illinois	236,060	297,316	302,830	296,784	295,066		297,960		300,356		291,371		15.4	-2.0	22,997	28,787	36,488	37,878	37,137		38,046		37,946		22,904
Indiana	112,949	156,320	166,073	171,368	176,104		178,511		182,135		180,789		17.5	15.7	7,243	15,101	18,725	18,049	18,644		18,914		19,622		12,390
Iowa	59,787	72,461	68,501	63,822	65,935		67,990		69,673		69,295		13.7	-4.4	5,421	5,580	7,378	6,226	6,976		7,429		7,831		4,285
Kansas	44,785	61,267	66,873	70,762	73,729		75,511		77,559		76,283		15.8	24.5	3,881	7,728	10,604	11,387	11,772		12,105		9,091		7,795
Kentucky	78,853	94,572	102,370	99,283	104,270		106,158		108,475		105,779		16.1	11.9	10,440	16,372	17,963	17,044	18,070		18,232		18,546		10,225
Louisiana	72,825	97,938	82,943	84,221	84,473		86,829		89,121		86,582	2	12.5	-11.6	6,703	9,957	10,427	10,430	9,885		10,484		10,921		8,382
Maine	27,987	35,633	32,261	32,531	33,004	3	34,382		35,020		34,482		20.0	-3.2	2,895	3,978	3,824	3,512	3,384		3,642		2,397		2,493
Maryland	88,017	112,077	103,490	105,440	108,491		110,563		113,714		110,944		12.6	-1.0	7,163	10,003	12,875	13,473	14,300		14,645		15,526		10,083
Massachusetts	149,743	162,216	167,526	168,199	173,762		176,627		179,634		175,548		19.0	8.2	12,141	14,328	16,662	16,802	18,022		18,377		18,906		10,573
Michigan	166,511	221,456	218,957	197,316	198,751		199,794		199,147		193,592		13.5	-12.6	14,547	19,937	23,183	20,573	21,624		22,073		20,594		12,202
Minnesota	79,013	109,880	122,850	128,218	135,386	4	141,454		145,888		144,492		16.6	31.5	8,646	11,522	15,076	15,843	16,586	4	18,353		19,196		11,921
Mississippi	60,872	62,281	64,038	66,799	69,197		69,433		70,329		67,162		15.2	7.8	5,642	6,944	10,191	8,660	8,400		8,261		8,391		3,914
Missouri	101,166	137,381	127,164	126,328	131,114		132,286		132,638		126,064		14.3	-8.2	4,100	11,307	15,891	17,123	18,400		18,253		12,606		10,155
Montana	16,955	19,313	16,761	17,387	18,803		19,380		19,645		19,156		13.1	-0.8	1,751	1,635	1,656	1,592	1,660		1,722		1,047		870
Nebraska	32,312	42,793	44,299	47,795	50,415		52,005		52,774		52,050		16.0	21.6	2,512	3,724	5,050	5,557	6,217		6,551		6,731		4,189
Nevada	18,099	38,160	48,148	55,452	60,123		60,120		63,828		62,000		12.9	62.5	1,401	3,676	6,947	8,838	8,984		8,443		8,787		3,830
New Hampshire	19,049	30,077	29,920	28,806	29,233		29,920		30,400		29,199		17.3	-2.9	1,468	2,387	3,135	3,335	3,519		3,677		3,809		2,139
New Jersey	178,870	221,715	232,002	232,401	238,178		241,063		246,693		237,344		17.3	7.0	14,741	16,361	17,073	18,674	19,846		20,701		14,851		13,441
New Mexico	36,000	52,256	46,628	49,667	52,838		53,996		54,147		53,786		17.0	2.9	2,210	4,970	5,224	4,245	4,413		6,607		3,817		3,475
New York	307,366	441,333	454,542	499,551	522,221		530,702		540,245		532,943		20.5	20.8	26,266	51,665	64,923	67,067	71,893		73,348		75,084		40,837
North Carolina	122,942	173,067	185,107	198,808	200,905		201,658		203,848		193,809		12.8	12.0	10,516	17,361	18,433	19,070	19,899		20,111		20,909		10,239
North Dakota	12,294	13,652	13,170	13,953	15,153		15,902		16,438		16,483		14.3	20.7	1,164	1,247	1,714	1,972	2,189		2,343		2,492		1,715
Ohio	205,440	237,643	259,454	253,896	266,670		271,090		275,267		270,977		16.5	14.0	12,487	18,664	22,454	21,897	25,247		26,419		27,487		19,007
Oklahoma	65,457	85,577	97,250	108,459	112,080		115,289		116,875		115,219		16.6	34.6	5,163	6,393	8,298	9,023	9,751		10,309		10,054		4,796
Oregon	54,422	75,204	81,050	84,517	87,156		89,125		91,493		87,040		15.0	15.7	2,854	6,926	9,392	10,374	11,331		11,693		9,009		7,258
Pennsylvania	214,254	242,655	295,080	303,633	320,817		327,908		339,283		338,713		19.9	39.6	17,982	21,477	31,072	33,022	36,340		37,012		30,533		29,953
Rhode Island	20,646	30,727	25,332	23,515	23,748		24,170		24,548		23,949		17.2	-22.1	1,682	2,614	2,945	3,022	3,168		3,235		2,350		2,084
South Carolina	77,367	105,922	100,289	101,776	104,698		106,521		108,932		106,315		13.9	0.4	7,948	11,775	11,083	9,432	9,568		9,792		10,399		4,950
South Dakota	14,726	16,825	18,026	19,527	21,190		21,712		22,175		21,763		15.6	29.3	2,105	2,286	2,738	2,627	2,941		2,923		3,039		1,884
Tennessee	104,853	125,863	120,263	129,386	129,319		130,229		131,408		125,097		12.7	-0.6	7,487	10,699	13,096	12,905	13,950		14,592		14,958		8,308
Texas	344,529	491,642	442,019	463,238	498,588		532,185		588,317		605,351		11.3	23.1	24,848	36,442	41,494	43,787	49,681		53,750		35,112		29,913
Utah	46,606	53,921	70,278	79,932	84,196		86,532		87,968		85,890		12.6	59.3	3,424	5,785	8,990	10,007	10,731		10,741		7,889		7,151
Vermont	12,160	13,623	13,936	13,903	14,482	3	14,911		15,555		15,154		18.4	11.2	1,097	1,237	1,762	1,774	2,005		2,050		2,128		1,361
Virginia	112,072	162,212	162,338	164,757	172,370		175,450		179,481		174,043		13.9	7.3	9,892	14,444	17,081	16,755	18,296		18,807		19,653		10,584
Washington	83,545	118,851	127,978	135,757	143,498		147,628		152,495		147,202		13.5	23.9	9,558	11,760	14,275	15,361	16,425		17,140		18,256		10,150
West Virginia	42,428	50,333	45,007	45,297	46,810		47,183		47,278		45,846		18.1	-8.9	2,923	5,445	5,607	5,004	5,219		5,245		5,142		3,093
Wisconsin	85,651	125,358	124,722	120,864	120,864	5	120,864	5	120,864	5	120,348		14.5	-4.0	10,934	14,383	16,079	16,089	16,089	5	16,089	5	16,089	5	8,152
Wyoming	10,852	13,154	15,348	15,608	15,551		15,487		15,858		15,341		16.5	16.6	1,221	1,695	3,398	3,367	3,419		3,139		2,399		2,146
Bureau of Indian     Education	6,997	8,448	6,801	6,309	6,285		6,754		7,023		5,844		16.9	-30.8	1,092	338	396	266	250		240		9		4
Other jurisdictions	38,986	70,670	131,847	128,268	110,613		107,736		107,941		101,389		30.9	43.5	3,892	8,168	14,505	16,743	12,840		12,203		8,580		7,467
American Samoa	363	697	935	666	636		561		584		544		5.3	-22.0	48	48	142	50	37		56		64		41
Guam	1,750	2,267	2,003	2,036	2,015		1,929		1,854		1,783		6.5	-21.3	198	205	165	159	167		149		148		88
Northern Marianas	411	569	944	886	956		964		992		978		---	71.9	211	53	104	93	116		108		78		79
Palau	---	131	---	97	74		81		90		97		---	-26.0	---	10	---	6	3		1		6		14
Puerto Rico	35,129	65,504	126,560	123,376	105,827		103,137		103,318		96,919		35.1	48.0	3,345	7,746	13,952	16,303	12,391		11,799		8,206		7,167
U.S. Virgin Islands	1,333	1,502	1,405	1,207	1,105		1,064		1,103		1,068		9.7	-28.9	90	106	142	132	126		90		78		78

---Not available.

1Data for 3- to 5-year-olds prior to 2019-20 include 5-year-olds in kindergarten. In 2019-20, states/entities had the option of reporting 5-year-olds in kindergarten in either the 3- to 5-year-old age group or the 5- to 21-year-old age group. Starting in 2020-21, states/entities were required to report 5-year-olds in kindergarten in the 5- to 21-year-old age group.

2Data for 5- to 21-year-olds are for 2019-20 instead of 2020-21 because 2020-21 data for this age group were not available for this state.

3Data for 6- to 21-year-olds are for 2016-17 instead of 2017-18 because 2017-18 data for this age group were not available for this state.

4Data for 3- to 5-year-olds are for 2016-17 instead of 2017-18 because 2017-18 data for this age group were not available for this state.

5Data for 3- to 21-year-olds are for 2015-16 because 2017-18, 2018-19, and 2019-20 data were not available for this state.

NOTE: Prior to October 1994, children and youth with disabilities were served under Chapter 1 of the Elementary and Secondary Education Act (ESEA) as well as under the Individuals with Disabilities Education Act (IDEA), Part B. Data reported in this table for 1990-91 include children ages 0-21 served under Chapter 1 of ESEA.

SOURCE: U.S. Department of Education, Office of Special Education Programs, Annual Report to Congress on the Implementation of the Individuals with Disabilities Education Act, selected years, 1992 through 2006; and Individuals with Disabilities Education Act (IDEA) database, retrieved February 25, 2022, from https://data.ed.gov/dataset/idea-section-618-data-products. National Center for Education Statistics, Common Core of Data (CCD), "State Nonfiscal Survey of Public Elementary/Secondary Education," 2020-21 Preliminary. (This table was prepared February 2022.)