BUFFALO GROVE
Data Source: U.S. Census Bureau
POPULATION BY AGE - 5 year increments
Year	1980	1990	2000
Total Population	22,230	36,427	42,909
Male	11,034	17,867	20,750
Female	11,196	18,560	22,159
Median Age			37.4
Male			36.4
Female			38.2
Under 5 Years	2,178	3,489	2,827
Male	1,118	1,852	1,420
Female	1,060	1,637	1,407
5 to 9 Years	2,218	3,103	3,509
Male	1,101	1,638	1,769
Female	1,117	1,465	1,740
10 to 14 Years	2,333	2,546	3,845
Male	1,184	1,302	2,000
Female	1,149	1,244	1,845
15 to 19 Years	1,794	1,995	2,969
Male	908	1,023	1,599
Female	886	972	1,370
20 to 24 Years	1,332	1,749	1,513
Male	647	839	737
Female	685	910	776
25 to 29 Years	2,065	3,327	2,063
Male	918	1,526	968
Female	1,147	1,801	1,095
30 to 34 Years	2,840	4,556	2,954
Male	1,322	2,138	1,436
Female	1,518	2,418	1,518
35 to 44 Years	3,827	7,500	8,780
Male	2,017	3,672	4,080
Female	1,810	3,828	4,700
35 to 39 Years		4,144	4,029
Male		2,021	1,837
Female		2,123	2,192
40 to 44 Years		3,356	4,751
Male		1,651	2,243
Female		1,705	2,508
45 to 54 Years	1,999	3,879	7,222
Male	1,059	1,938	3,550
Female	940	1,941	3,672
45 to 49 Years		2,350	4,085
Male		1,196	2,021
Female		1,154	2,064
50 to 54 Years		1,529	3,137
Male		742	1,529
Female		787	1,608
55 to 59 Years	623	1,238	1,996
Male	319	621	984
Female	304	617	1,012
60 to 64 Years	359	1,025	1,348
Male	190	493	636
Female	169	532	712
65 to 74 Years	463	1,374	2,223
Male	182	585	965
Female	281	789	1,258
65 to 69 Years		815	1,166
Male		345	517
Female		470	649
70 to 74 Years		559	1,057
Male		240	448
Female		319	609
75 to 84 Years	161	558	1,289
Male	57	209	501
Female	104	349	788
75 to 79 Years		373	799
Male		143	318
Female		230	481
80 to 84 Years		185	490
Male		66	183
Female		119	307
85 Years and Over	38	88	371
Male	12	31	105
Female	26	57	266
Population by Race and Hispanic Origin
Year	2000
Total Population	42,909
Single-Race classification	42,421
White	38,059
Under 18 years of age	10,728
18 or older	27,331
Black or African-American	325
Under 18 years of age	88
18 or older	237
American Indian or Native Alaskan	24
Under 18 years of age	11
18 or older	13
Asian	3,618
Under 18 years of age	1,172
18 or older	2,446
Native Hawaiian or Pacific Islander	6
Under 18 years of age
18 or older	6
Asian or Pacific Islander	3,624
Under 18 years of age	1,172
18 or older	2,452
Other	389
Under 18 years of age	147
18 or older	242
Two or more races classified	488
Under 18 years of age	258
18 or older	230
	1,425
Hispanic or Latino
Under 18 years of age	500
18 or older	925
Not Hispanic or Latino	41,484
Under 18 years of age	11,904
18 or older	29,580
Population by Household for Buffalo Grove, Illinois
Year	1980	1990	2000
Total Population	22,230	36,427	42,909
Number of Households	7,001	13,335	15,708
With people under 18 present	4,017	5,792	6,848
With people 65 or older	512	1,516	2,692
Population in Households	22,230	36,427	42,673
In Family Households	20,866	32,489	37,998
In Nonfamily Households	1,364	3,938	4,675
Population in Group Quarters	0	0	236
Institutionalized	0	0	234
Other	0	0	2
	3.18	2.73	2.72
Average Household Size
Number of Households	7,001	13,335	15,708
Single-person households	934	2,756	3,473
Male	467	1,090	1,291
Female	467	1,666	2,182
Householder 65 or older	112	498	1,011
Multiple-person households	6,067	10,579	12,235
With people 65 or older present	400	1,018	1,681
Family households	5,870	10,018	11,663
With people under 18 present	4,003	5,771	6,831
With people 65 or older present	398	990	1,639
Married-couple family	5,394	9,021	10,366
With people under 18 present	3,684	5,219	6,041
Male householder family, no wife present	104	222	257
With people under 18 present	52	104	139
Female householder family, no husband present	372	775	1,040
With people under 18 present	267	448	651
Non-family households	197	561	572
With people 65 or older present	2	28	42
Male householder	135	332	324
Female householder	62	229	248
Housing Occupancy and Occupant Characteristics
Year	1980	1990	2000
Housing units	7,862	13,866	16,166
Occupied	7,001	13,335	15,708
Owner occupied	5,789	11,171	13,682
Renter occupied	1,212	2,164	2,026
Vacant	861	531	458
		106	73
Age of householder
Owner-occupied housing units:
15 to 24 years
25 to 34 years		2,813	1,662
35 to 44 years		3,758	4,080
45 to 54 years		2,134	3,802
55 to 64 years		1,266	1,883
65 to 74 years		766	1,251
75 years and over		328	931
75 to 84 years			792
85 years and over			139
		236	165
Renter-occupied housing units
15 to 24 years
25 to 34 years		1,034	690
35 to 44 years		459	519
45 to 54 years		178	361
55 to 64 years		107	144
65 to 74 years		81	78
75 years and over		69	69
75 to 84 years			53
85 years and over			16
	5,635	10,686	12,672
Race of householder
Owner-occupied housing units:
White
Black	30	94	82
American Indian, Eskimo, Aluet	4	7	2