Union Membership, Coverage, Density and Employment by State, 2005 (details in table note)
State
Code	State	Sector	Obs	Employment	Members	Covered	%Mem	%Cov
63	Alabama	Total	2,029	1,909,493	195,200	223,252	10.2	11.7
63	Alabama	Private	1,675	1,584,590	94,677	107,086	6.0	6.8
63	Alabama	Public	354	324,903	100,523	116,166	30.9	35.8
63	Alabama	Priv. Construction	127	126,592	9,642	11,415	7.6	9.0
63	Alabama	Priv. Manufacturing	337	322,188	38,978	43,440	12.1	13.5
94	Alaska	Total	2,367	274,989	62,602	66,235	22.8	24.1
94	Alaska	Private	1,712	199,613	26,056	26,929	13.1	13.5
94	Alaska	Public	655	75,375	36,546	39,306	48.5	52.1
94	Alaska	Priv. Construction	177	20,827	6,255	6,384	30.0	30.7
94	Alaska	Priv. Manufacturing	54	6,361	492	492	7.7	7.7
86	Arizona	Total	2,276	2,366,360	144,665	181,476	6.1	7.7
86	Arizona	Private	1,921	1,999,990	78,289	96,008	3.9	4.8
86	Arizona	Public	355	366,369	66,376	85,467	18.1	23.3
86	Arizona	Priv. Construction	217	231,945	7,019	7,969	3.0	3.4
86	Arizona	Priv. Manufacturing	171	177,817	6,002	7,007	3.4	3.9
71	Arkansas	Total	1,945	1,137,782	54,453	68,484	4.8	6.0
71	Arkansas	Private	1,605	944,695	29,513	34,552	3.1	3.7
71	Arkansas	Public	340	193,087	24,940	33,932	12.9	17.6
71	Arkansas	Priv. Construction	116	72,963	568	568	0.8	0.8
71	Arkansas	Priv. Manufacturing	334	192,310	17,043	18,968	8.9	9.9
93	California	Total	13,202	14,687,035	2,423,855	2,610,195	16.5	17.8
93	California	Private	11,157	12,430,214	1,209,162	1,312,834	9.7	10.6
93	California	Public	2,045	2,256,821	1,214,693	1,297,361	53.8	57.5
93	California	Priv. Construction	903	1,034,759	168,978	177,840	16.3	17.2
93	California	Priv. Manufacturing	1,493	1,653,230	139,651	149,192	8.4	9.0
84	Colorado	Total	3,803	2,052,170	169,972	192,672	8.3	9.4
84	Colorado	Private	3,183	1,720,366	90,951	101,059	5.3	5.9
84	Colorado	Public	620	331,803	79,021	91,613	23.8	27.6
84	Colorado	Priv. Construction	286	157,963	9,966	11,199	6.3	7.1
84	Colorado	Priv. Manufacturing	373	201,785	17,576	19,058	8.7	9.4
16	Connecticut	Total	3,954	1,549,515	246,685	262,781	15.9	17.0
16	Connecticut	Private	3,363	1,319,211	100,431	109,094	7.6	8.3
16	Connecticut	Public	591	230,305	146,254	153,686	63.5	66.7
16	Connecticut	Priv. Construction	182	72,262	12,087	12,087	16.7	16.7
16	Connecticut	Priv. Manufacturing	558	214,440	23,532	24,852	11.0	11.6
51	Delaware	Total	2,799	385,935	45,678	49,732	11.8	12.9
51	Delaware	Private	2,355	325,906	22,651	24,990	7.0	7.7
51	Delaware	Public	444	60,029	23,027	24,742	38.4	41.2
51	Delaware	Priv. Construction	213	30,170	3,955	4,260	13.1	14.1
51	Delaware	Priv. Manufacturing	317	43,628	7,131	7,663	16.3	17.6
53	D.C.	Total	2,259	258,962	29,331	33,264	11.3	12.8
53	D.C.	Private	1,639	187,732	14,315	15,514	7.6	8.3
53	D.C.	Public	620	71,230	15,016	17,751	21.1	24.9
53	D.C.	Priv. Construction	68	7,643	1,902	1,902	24.9	24.9
53	D.C.	Priv. Manufacturing	25	3,000	0	0	0.0	0.0
59	Florida	Total	7,164	7,388,854	400,993	531,632	5.4	7.2
59	Florida	Private	6,105	6,307,446	159,481	210,684	2.5	3.3
59	Florida	Public	1,059	1,081,408	241,512	320,948	22.3	29.7
59	Florida	Priv. Construction	588	619,535	22,902	26,668	3.7	4.3
59	Florida	Priv. Manufacturing	465	476,679	15,052	18,627	3.2	3.9
58	Georgia	Total	3,449	3,764,600	189,971	226,091	5.0	6.0
58	Georgia	Private	2,893	3,175,626	118,925	136,705	3.7	4.3
58	Georgia	Public	556	588,975	71,046	89,386	12.1	15.2
58	Georgia	Priv. Construction	243	266,814	11,802	12,822	4.4	4.8
58	Georgia	Priv. Manufacturing	445	482,975	34,449	36,308	7.1	7.5
95	Hawaii	Total	2,688	545,125	140,608	145,277	25.8	26.7
95	Hawaii	Private	2,094	426,260	72,072	74,655	16.9	17.5
95	Hawaii	Public	594	118,865	68,535	70,622	57.7	59.4
95	Hawaii	Priv. Construction	194	39,045	15,452	15,452	39.6	39.6
95	Hawaii	Priv. Manufacturing	77	15,551	3,030	3,030	19.5	19.5
82	Idaho	Total	2,082	605,583	31,316	38,113	5.2	6.3
82	Idaho	Private	1,713	501,797	16,549	17,718	3.3	3.5
82	Idaho	Public	369	103,786	14,767	20,395	14.2	19.7
82	Idaho	Priv. Construction	131	39,109	2,040	2,040	5.2	5.2
82	Idaho	Priv. Manufacturing	250	72,774	4,723	4,723	6.5	6.5
33	Illinois	Total	5,770	5,472,594	926,805	964,593	16.9	17.6
33	Illinois	Private	4,967	4,709,006	556,341	574,526	11.8	12.2
33	Illinois	Public	803	763,589	370,464	390,067	48.5	51.1
33	Illinois	Priv. Construction	325	312,478	124,947	127,398	40.0	40.8
33	Illinois	Priv. Manufacturing	783	730,202	122,210	125,472	16.7	17.2
32	Indiana	Total	3,147	2,788,753	345,650	367,814	12.4	13.2
32	Indiana	Private	2,731	2,428,192	244,028	254,887	10.0	10.5
32	Indiana	Public	416	360,561	101,622	112,926	28.2	31.3
32	Indiana	Priv. Construction	171	164,915	33,082	33,082	20.1	20.1
32	Indiana	Priv. Manufacturing	697	609,768	131,160	136,208	21.5	22.3
42	Iowa	Total	3,462	1,368,785	157,061	185,437	11.5	13.5
42	Iowa	Private	2,895	1,146,488	84,132	93,612	7.3	8.2
42	Iowa	Public	567	222,297	72,929	91,825	32.8	41.3
42	Iowa	Priv. Construction	188	76,031	13,416	13,824	17.6	18.2
42	Iowa	Priv. Manufacturing	583	231,137	48,558	51,780	21.0	22.4
47	Kansas	Total	2,764	1,209,795	85,238	115,065	7.0	9.5
47	Kansas	Private	2,209	969,247	49,600	61,281	5.1	6.3
47	Kansas	Public	555	240,548	35,638	53,784	14.8	22.4
47	Kansas	Priv. Construction	117	53,487	6,669	7,707	12.5	14.4
47	Kansas	Priv. Manufacturing	409	179,891	25,105	31,766	14.0	17.7
61	Kentucky	Total	2,375	1,695,878	163,998	183,853	9.7	10.8
61	Kentucky	Private	1,920	1,378,336	105,045	110,909	7.6	8.0
61	Kentucky	Public	455	317,543	58,953	72,944	18.6	23.0
61	Kentucky	Priv. Construction	127	92,719	7,789	7,789	8.4	8.4
61	Kentucky	Priv. Manufacturing	347	249,808	33,081	34,033	13.2	13.6
72	Louisiana	Total	1,591	1,778,228	114,273	131,592	6.4	7.4
72	Louisiana	Private	1,298	1,465,346	70,547	79,521	4.8	5.4
72	Louisiana	Public	293	312,881	43,726	52,071	14.0	16.6
72	Louisiana	Priv. Construction	108	129,586	7,835	7,835	6.0	6.0
72	Louisiana	Priv. Manufacturing	136	150,907	28,678	31,729	19.0	21.0
11	Maine	Total	3,468	581,710	68,966	78,845	11.9	13.6
11	Maine	Private	2,876	483,828	27,063	29,464	5.6	6.1
11	Maine	Public	592	97,882	41,903	49,381	42.8	50.4
11	Maine	Priv. Construction	164	27,619	1,701	1,888	6.2	6.8
11	Maine	Priv. Manufacturing	382	64,587	11,873	12,539	18.4	19.4
52	Maryland	Total	4,049	2,530,025	336,743	379,292	13.3	15.0
52	Maryland	Private	3,129	1,931,410	143,414	160,579	7.4	8.3
52	Maryland	Public	920	598,615	193,329	218,713	32.3	36.5
52	Maryland	Priv. Construction	312	186,490	24,421	25,447	13.1	13.6
52	Maryland	Priv. Manufacturing	253	151,408	23,028	23,028	15.2	15.2
14	Massachusetts	Total	3,001	2,886,335	402,161	431,385	13.9	14.9
14	Massachusetts	Private	2,606	2,517,639	187,360	200,329	7.4	8.0
14	Massachusetts	Public	395	368,696	214,801	231,057	58.3	62.7
14	Massachusetts	Priv. Construction	161	156,447	27,636	27,636	17.7	17.7
14	Massachusetts	Priv. Manufacturing	302	279,938	24,456	25,488	8.7	9.1
34	Michigan	Total	4,673	4,288,106	880,066	916,386	20.5	21.4
34	Michigan	Private	4,008	3,688,117	532,257	556,741	14.4	15.1
34	Michigan	Public	665	599,989	347,809	359,645	58.0	59.9
34	Michigan	Priv. Construction	220	207,937	51,177	53,028	24.6	25.5
34	Michigan	Priv. Manufacturing	994	919,946	245,237	248,738	26.7	27.0
41	Minnesota	Total	4,524	2,494,021	392,160	409,920	15.7	16.4
41	Minnesota	Private	3,879	2,142,169	207,003	212,974	9.7	9.9
41	Minnesota	Public	645	351,853	185,157	196,946	52.6	56.0
41	Minnesota	Priv. Construction	222	121,519	31,854	33,330	26.2	27.4
41	Minnesota	Priv. Manufacturing	676	365,946	37,135	38,001	10.1	10.4
64	Mississippi	Total	1,559	1,089,451	77,157	105,302	7.1	9.7
64	Mississippi	Private	1,222	862,740	44,165	54,528	5.1	6.3
64	Mississippi	Public	337	226,712	32,992	50,774	14.6	22.4
64	Mississippi	Priv. Construction	86	64,798	4,136	4,776	6.4	7.4
64	Mississippi	Priv. Manufacturing	299	213,716	21,670	26,594	10.1	12.4
43	Missouri	Total	3,083	2,532,368	290,007	318,567	11.5	12.6
43	Missouri	Private	2,626	2,170,231	212,459	225,550	9.8	10.4
43	Missouri	Public	457	362,137	77,548	93,017	21.4	25.7
43	Missouri	Priv. Construction	173	146,260	34,921	34,921	23.9	23.9
43	Missouri	Priv. Manufacturing	422	348,552	73,082	76,953	21.0	22.1
81	Montana	Total	1,732	391,390	41,736	47,752	10.7	12.2
81	Montana	Private	1,345	306,881	17,592	19,798	5.7	6.5
81	Montana	Public	387	84,509	24,144	27,954	28.6	33.1
81	Montana	Priv. Construction	121	28,946	3,037	3,037	10.5	10.5
81	Montana	Priv. Manufacturing	92	19,570	1,936	1,936	9.9	9.9
46	Nebraska	Total	3,021	830,336	69,307	78,533	8.3	9.5
46	Nebraska	Private	2,496	687,306	30,851	33,991	4.5	4.9
46	Nebraska	Public	525	143,031	38,456	44,542	26.9	31.1
46	Nebraska	Priv. Construction	159	43,553	3,091	3,091	7.1	7.1
46	Nebraska	Priv. Manufacturing	410	111,677	12,558	13,929	11.2	12.5
88	Nevada	Total	2,765	1,050,501	145,320	158,343	13.8	15.1
88	Nevada	Private	2,447	931,933	111,927	120,385	12.0	12.9
88	Nevada	Public	318	118,568	33,392	37,957	28.2	32.0
88	Nevada	Priv. Construction	309	120,864	24,221	25,322	20.0	21.0
88	Nevada	Priv. Manufacturing	116	43,903	3,447	3,854	7.9	8.8
12	New Hampshire	Total	3,908	627,359	65,022	72,105	10.4	11.5
12	New Hampshire	Private	3,350	540,432	21,677	24,383	4.0	4.5
12	New Hampshire	Public	558	86,928	43,345	47,722	49.9	54.9
12	New Hampshire	Priv. Construction	213	35,058	2,639	2,983	7.5	8.5
12	New Hampshire	Priv. Manufacturing	609	97,051	4,282	4,574	4.4	4.7
22	New Jersey	Total	3,997	3,868,492	791,272	837,738	20.5	21.7
22	New Jersey	Private	3,338	3,230,812	382,223	403,020	11.8	12.5
22	New Jersey	Public	659	637,680	409,048	434,718	64.1	68.2
22	New Jersey	Priv. Construction	185	180,549	47,056	48,096	26.1	26.6
22	New Jersey	Priv. Manufacturing	439	430,093	72,475	75,094	16.9	17.5
85	New Mexico	Total	1,678	777,367	62,835	83,337	8.1	10.7
85	New Mexico	Private	1,234	579,141	19,940	25,603	3.4	4.4
85	New Mexico	Public	444	198,226	42,894	57,734	21.6	29.1
85	New Mexico	Priv. Construction	123	61,699	6,160	6,160	10.0	10.0
85	New Mexico	Priv. Manufacturing	68	32,587	2,154	3,387	6.6	10.4
21	New York	Total	7,653	8,008,033	2,089,728	2,201,200	26.1	27.5
21	New York	Private	6,180	6,495,959	1,047,617	1,111,913	16.1	17.1
21	New York	Public	1,473	1,512,074	1,042,111	1,089,287	68.9	72.0
21	New York	Priv. Construction	363	386,083	88,879	95,529	23.0	24.7
21	New York	Priv. Manufacturing	622	633,541	103,764	109,493	16.4	17.3
56	North Carolina	Total	3,571	3,630,896	106,964	142,597	2.9	3.9
56	North Carolina	Private	2,960	3,031,276	55,007	74,413	1.8	2.5
56	North Carolina	Public	611	599,620	51,957	68,184	8.7	11.4
56	North Carolina	Priv. Construction	287	293,375	1,203	3,443	0.4	1.2
56	North Carolina	Priv. Manufacturing	557	554,071	19,361	22,523	3.5	4.1
44	North Dakota	Total	2,346	288,899	21,005	26,438	7.3	9.2
44	North Dakota	Private	1,832	226,977	8,202	9,746	3.6	4.3
44	North Dakota	Public	514	61,923	12,804	16,692	20.7	27.0
44	North Dakota	Priv. Construction	94	11,875	1,068	1,068	9.0	9.0
44	North Dakota	Priv. Manufacturing	173	21,741	1,679	1,892	7.7	8.7
31	Ohio	Total	5,366	5,038,508	804,273	866,265	16.0	17.2
31	Ohio	Private	4,581	4,304,368	466,478	497,120	10.8	11.5
31	Ohio	Public	785	734,140	337,795	369,145	46.0	50.3
31	Ohio	Priv. Construction	252	234,079	50,242	51,924	21.5	22.2
31	Ohio	Priv. Manufacturing	978	917,494	194,114	196,669	21.2	21.4
73	Oklahoma	Total	1,978	1,431,816	76,728	90,980	5.4	6.4
73	Oklahoma	Private	1,585	1,150,461	33,130	38,409	2.9	3.3
73	Oklahoma	Public	393	281,355	43,598	52,570	15.5	18.7
73	Oklahoma	Priv. Construction	115	84,211	1,206	1,951	1.4	2.3
73	Oklahoma	Priv. Manufacturing	216	156,685	8,419	8,419	5.4	5.4
92	Oregon	Total	2,307	1,470,228	212,844	231,393	14.5	15.7
92	Oregon	Private	1,915	1,228,829	94,817	104,893	7.7	8.5
92	Oregon	Public	392	241,399	118,027	126,500	48.9	52.4
92	Oregon	Priv. Construction	134	89,424	9,380	9,380	10.5	10.5
92	Oregon	Priv. Manufacturing	312	204,290	21,905	25,584	10.7	12.5
23	Pennsylvania	Total	5,968	5,455,581	752,537	817,549	13.8	15.0
23	Pennsylvania	Private	5,166	4,734,237	402,400	429,993	8.5	9.1
23	Pennsylvania	Public	802	721,344	350,137	387,556	48.5	53.7
23	Pennsylvania	Priv. Construction	308	289,586	58,065	61,589	20.1	21.3
23	Pennsylvania	Priv. Manufacturing	870	790,168	126,767	132,086	16.0	16.7
15	Rhode Island	Total	3,242	493,960	78,780	83,098	15.9	16.8
15	Rhode Island	Private	2,784	426,378	35,797	38,261	8.4	9.0
15	Rhode Island	Public	458	67,582	42,983	44,837	63.6	66.3
15	Rhode Island	Priv. Construction	145	22,544	4,124	4,124	18.3	18.3
15	Rhode Island	Priv. Manufacturing	482	72,978	6,820	7,456	9.3	10.2
57	South Carolina	Total	2,205	1,739,427	40,031	57,859	2.3	3.3
57	South Carolina	Private	1,790	1,417,796	16,223	23,432	1.1	1.7
57	South Carolina	Public	415	321,632	23,808	34,427	7.4	10.7
57	South Carolina	Priv. Construction	146	121,756	701	701	0.6	0.6
57	South Carolina	Priv. Manufacturing	398	311,222	9,686	11,403	3.1	3.7
45	South Dakota	Total	2,910	350,178	20,540	28,722	5.9	8.2
45	South Dakota	Private	2,359	286,458	7,852	9,914	2.7	3.5
45	South Dakota	Public	551	63,720	12,688	18,808	19.9	29.5
45	South Dakota	Priv. Construction	161	20,178	1,305	1,412	6.5	7.0
45	South Dakota	Priv. Manufacturing	339	40,481	2,200	2,951	5.4	7.3
62	Tennessee	Total	2,349	2,367,733	128,093	155,506	5.4	6.6
62	Tennessee	Private	1,977	1,999,627	65,049	77,507	3.3	3.9
62	Tennessee	Public	372	368,106	63,043	77,999	17.1	21.2
62	Tennessee	Priv. Construction	143	144,518	6,695	7,708	4.6	5.3
62	Tennessee	Priv. Manufacturing	391	388,602	27,027	32,298	7.0	8.3
74	Texas	Total	8,450	9,485,249	506,173	590,291	5.3	6.2
74	Texas	Private	7,056	7,945,424	247,037	279,894	3.1	3.5
74	Texas	Public	1,394	1,539,825	259,136	310,397	16.8	20.2
74	Texas	Priv. Construction	644	737,694	21,483	23,814	2.9	3.2
74	Texas	Priv. Manufacturing	872	995,227	71,226	76,757	7.2	7.7
87	Utah	Total	2,539	1,034,707	50,511	63,201	4.9	6.1
87	Utah	Private	2,099	861,281	23,286	29,271	2.7	3.4
87	Utah	Public	440	173,427	27,225	33,930	15.7	19.6
87	Utah	Priv. Construction	183	77,547	5,772	7,092	7.4	9.1
87	Utah	Priv. Manufacturing	275	109,378	2,003	2,382	1.8	2.2
13	Vermont	Total	2,698	286,514	31,060	37,331	10.8	13.0
13	Vermont	Private	2,224	237,392	12,151	13,303	5.1	5.6
13	Vermont	Public	474	49,122	18,909	24,028	38.5	48.9
13	Vermont	Priv. Construction	165	18,078	525	525	2.9	2.9
13	Vermont	Priv. Manufacturing	339	35,586	1,899	2,103	5.3	5.9
54	Virginia	Total	3,944<