BUFFALO GROVE
Data Source: U.S. Census Bureau
POPULATION BY AGE - 5 year increments
Year	1980	1990	2000	Difference	Difference	Percent	Percent
				1990-1980	2000-1990	Change	Change
						1980-1990	1990-2000
Total Population	22,230	36,427	42,909	14,197	6,482	63.86%	17.79%
Male	11,034	17,867	20,750	6,833	2,883	61.93%	16.14%
Female	11,196	18,560	22,159	7,364	3,599	65.77%	19.39%
Median Age			37.4
Male			36.4
Female			38.2
Under 5 Years	2,178	3,489	2,827	1,311	-662	60.19%	-18.97%
Male	1,118	1,852	1,420	734	-432	65.65%	-23.33%
Female	1,060	1,637	1,407	577	-230	54.43%	-14.05%
5 to 9 Years	2,218	3,103	3,509	885	406	39.90%	13.08%
Male	1,101	1,638	1,769	537	131	48.77%	8%
Female	1,117	1,465	1,740	348	275	31.15%	18.77%
10 to 14 Years	2,333	2,546	3,845	213	1,299	9.13%	51.02%
Male	1,184	1,302	2,000	118	698	9.97%	53.61%
Female	1,149	1,244	1,845	95	601	8.27%	48.31%
15 to 19 Years	1,794	1,995	2,969	201	974	11.20%	48.82%
Male	908	1,023	1,599	115	576	12.67%	56.30%
Female	886	972	1,370	86	398	9.71%	40.95%
20 to 24 Years	1,332	1,749	1,513	417	-236	31.31%	-13.49%
Male	647	839	737	192	-102	29.68%	-12.16%
Female	685	910	776	225	-134	32.85%	-14.73%
25 to 29 Years	2,065	3,327	2,063	1,262	-1,264	61.11%	-37.99%
Male	918	1,526	968	608	-558	66.23%	-36.57%
Female	1,147	1,801	1,095	654	-706	57.02%	-39.20%
30 to 34 Years	2,840	4,556	2,954	1,716	-1,602	60.42%	-35.16%
Male	1,322	2,138	1,436	816	-702	61.72%	-32.83%
Female	1,518	2,418	1,518	900	-900	59.29%	-37.22%
35 to 44 Years	3,827	7,500	8,780	3,673	1,280	95.98%	17.07%
Male	2,017	3,672	4,080	1,655	408	82.05%	11.11%
Female	1,810	3,828	4,700	2,018	872	111.49%	22.78%
35 to 39 Years		4,144	4,029		-115		-2.78%
Male		2,021	1,837		-184		-9.10%
Female		2,123	2,192		69		3.25%
40 to 44 Years		3,356	4,751		1,395		41.57%
Male		1,651	2,243		592		35.86%
Female		1,705	2,508		803		47.10%
45 to 54 Years	1,999	3,879	7,222	1,880	3,343	94.05%	86.18%
Male	1,059	1,938	3,550	879	1,612	83%	83.18%
Female	940	1,941	3,672	1,001	1,731	106.49%	89.18%
45 to 49 Years		2,350	4,085		1,735		73.83%
Male		1,196	2,021		825		68.98%
Female		1,154	2,064		910		78.86%
50 to 54 Years		1,529	3,137		1,608		105.17%
Male		742	1,529		787		106.06%
Female		787	1,608		821		104.32%
55 to 59 Years	623	1,238	1,996	615	758	98.72%	61.23%
Male	319	621	984	302	363	94.67%	58.45%
Female	304	617	1,012	313	395	102.96%	64.02%
60 to 64 Years	359	1,025	1,348	666	323	185.52%	31.51%
Male	190	493	636	303	143	159.47%	29.01%
Female	169	532	712	363	180	214.79%	33.83%
65 to 74 Years	463	1,374	2,223	911	849	196.76%	61.79%
Male	182	585	965	403	380	221.43%	64.96%
Female	281	789	1,258	508	469	180.78%	59.44%
65 to 69 Years		815	1,166		351		43.07%
Male		345	517		172		49.86%
Female		470	649		179		38.09%
70 to 74 Years		559	1,057		498		89.09%
Male		240	448		208		86.67%
Female		319	609		290		90.91%
75 to 84 Years	161	558	1,289	397	731	246.58%	131%
Male	57	209	501	152	292	266.67%	139.71%
Female	104	349	788	245	439	235.58%	125.79%
75 to 79 Years		373	799		426		114.21%
Male		143	318		175		122.38%
Female		230	481		251		109.13%
80 to 84 Years		185	490		305		164.86%
Male		66	183		117		177.27%
Female		119	307		188		157.98%
85 Years and Over	38	88	371	50	283	131.58%	321.59%
Male	12	31	105	19	74	158.33%	238.71%
Female	26	57	266	31	209	119.23%	366.67%
POPULATION BY AGE
Year	2000
Total Population	42,909
Male	20,750
Female	22,159
Median Age	37.4
Male	36.4
Female	38.2
Under 1 Year	527
Male	267
Female	260
1 Year	556
Male	285
Female	271
2 Years	541
Male	261
Female	280
3 Years	586
Male	287
Female	299
4 Years	617
Male	320
Female	297
5 Years	657
Male	346
Female	311
6 Years	652
Male	324
Female	328
7 Years	705
Male	360
Female	345
8 Years	737
Male	352
Female	385
9 Years	758
Male	387
Female	371
10 Years	805
Male	396
Female	409
11 Years	773
Male	411
Female	362
12 Years	774
Male	414
Female	360
13 Years	732
Male	368
Female	364
14 Years	761
Male	411
Female	350
15 Years	797
Male	418
Female	379
16 Years	684
Male	367
Female	317
17 Years	742
Male	392
Female	350
18 Years	441
Male	244
Female	197
19 Years	305
Male	178
Female	127
20 Years	261
Male	151
Female	110
21 Years	250
Male	125
Female	125
22 to 24 Years	1,002
Male	461
Female	541
25 to 29 Years	2,063
Male	968
Female	1,095
30 to 34 Years	2,954
Male	1,436
Female	1,518
35 to 39 Years	4,029
Male	1,837
Female	2,192
40 to 44 Years	4,751
Male	2,243
Female	2,508
45 to 49 Years	4,085
Male	2,021
Female	2,064
50 to 54 Years	3,137
Male	1,529
Female	1,608
55 to 59 Years	1,996
Male	984
Female	1,012
60 and 61 Years	580
Male	268
Female	312
62 to 64 Years	768
Male	368
Female	400
65 and 66 Years	474
Male	210
Female	264
67 to 69 Years	692
Male	307
Female	385
70 to 74 Years	1,057
Male	448
Female	609
75 to 79 Years	799
Male	318
Female	481
80 to 84 Years	490
Male	183
Female	307
85 Years and Over	371
Male	105
Female	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
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