Table 1a. Residential Site Energy Consumption in U.S. Households 
by Census Region and Type of Housing Unit,1978-2001 (Trillion Btu)

Type of Housing Unit and Census Region       Survey  Years                     Excel Worksheet (xls)
	1978	1979	1980	1981	1982	1984	1987	1990	1993	1997	2001
U.S. Total	10,562.71	9,744.84	9,317.11	9,288.49	8,575.27	9,038.05	9,127.90	9,217.55	10,006.42	10,245.13	9,864.63
Mobile Home	452.69	350.18	381.45	338.78	268.18	373.51	391.12	406.77	456.51	502.16	516.81
Single-Family Detached	7,476.36	6,915.99	6,628.82	6,906.28	6,066.34	6,270.15	6,315.37	6,613.47	7,213.94	7,520.36	6,845.24
Single-Family Attached	435.43	448.93	394.09	322.07	433.95	453.56	525.60	523.76	703.16	939.15	1,063.42
Apartments in Buildings with 2 to 4 Units	1,447.66	1,211.37	1,114.86	923.68	981.20	972.03	938.78	944.79	797.92	514.77	741.23
Apartments in Buildings with 5 or More Units	750.57	818.37	797.88	797.69	825.60	968.80	957.03	728.76	834.87	768.69	697.93
Total Northeast	2,887.07	2,497.46	2,443.21	2,359.42	2,185.27	2,291.54	2,370.18	2,298.12	2,383.36	2,379.26	2,158.41
Mobile Home	40.83	17.15	49.87	42.08	37.13	62.08	61.92	43.87	47.34	43.24	58.08
Single-Family Detached	1,540.35	1,369.23	1,320.37	1,367.96	1,174.06	1,305.96	1,367.27	1,397.81	1,456.59	1,526.23	1,239.20
Single-Family Attached	234.60	161.79	226.48	166.57	256.08	227.83	241.43	234.78	257.43	374.87	321.23
Apartments in Buildings with 2 to 4 Units	680.52	534.31	474.19	436.73	406.10	377.43	371.89	404.60	359.02	183.23	314.88
Apartments in Buildings with 5 or More Units	390.76	414.98	372.30	346.09	311.89	318.24	327.68	217.05	262.99	251.68	225.01
Total Midwest	3,702.40	3,479.29	2,961.88	3,094.55	2,609.82	2,797.28	2,727.55	2,806.90	3,129.42	3,224.12	2,859.09
Mobile Home	127.08	88.98	68.01	96.44	59.21	106.99	111.15	155.43	148.97	123.37	123.38
Single-Family Detached	2,960.38	2,750.60	2,327.38	2,491.15	1,962.13	1,963.28	1,987.84	2,106.44	2,364.42	2,496.91	2,036.08
Single-Family Attached	105.21	121.50	28.59	41.37	61.21	108.45	116.17	77.48	123.41	231.29	354.41
Apartments in Buildings with 2 to 4 Units	443.87	424.43	379.52	285.49	304.12	345.45	299.86	302.72	261.96	209.19	229.67
Apartments in Buildings with 5 or More Units	65.85	93.78	158.38	180.11	223.15	273.10	212.53	164.84	230.66	163.35	115.54
Total South	2,433.27	2,299.02	2,570.13	2,410.19	2,445.85	2,496.48	2,605.63	2,602.29	2,945.68	3,009.08	3,212.34
Mobile Home	222.64	166.42	176.86	133.96	105.68	123.95	141.18	116.13	179.66	206.97	214.78
Single-Family Detached	1,918.06	1,803.27	2,009.43	1,949.54	1,965.99	1,977.76	1,996.88	2,058.86	2,276.08	2,335.23	2,432.93
Single-Family Attached	46.55	104.11	69.51	54.74	41.48	92.59	94.56	109.12	221.37	188.29	248.99
Apartments in Buildings with 2 to 4 Units	144.58	105.81	148.20	110.95	164.28	111.33	141.71	134.08	84.46	80.82	126.13
Apartments in Buildings with 5 or More Units	101.45	119.41	166.12	161.00	168.43	190.84	231.31	184.09	184.11	197.77	189.51
Total West	1,539.97	1,469.08	1,341.89	1,424.33	1,334.33	1,452.74	1,424.54	1,510.25	1,547.96	1,632.67	1,634.80
Mobile Home	62.13	77.63	86.70	66.30	66.16	80.48	76.87	91.34	80.55	128.57	120.56
Single-Family Detached	1,057.57	992.89	971.63	1097.63	964.16	1,023.15	963.39	1,050.36	1,116.85	1,161.98	1,137.02
Single-Family Attached	49.06	61.53	69.52	59.39	75.17	24.69	73.45	102.38	100.96	144.70	138.79
Apartments in Buildings with 2 to 4 Units	178.70	146.82	112.95	90.51	106.71	137.81	125.32	103.39	92.49	41.53	70.55
Apartments in Buildings with 5 or More Units	192.51	190.21	101.09	110.51	122.13	186.61	185.52	162.78	157.11	155.88	167.87
Sources: Energy Information Administration, Residential Energy Consumption Surveys, 1978, 1979, 1980, 1981, 1982, 1984, 1987, 1990, 1993, 1997, and 2001.

For specific questions about the "Residential Site Energy Consumption ", please contact: Stephanie J. Battles stephanie.battles@eia.doe.gov Phone: 202-586-7237 Fax:  202-586-0018 Release Date: September 2, 2004  EIA Home  Contact Us URL:   http://www.eia.doe.gov/emeu/efficiency/recs_1a_table.htm