Winnebago County, IL [17201] Demographic Characteristics & Trends
  -- a component of the Rockford, IL metropolitan area [40420] -- click link to view metro S&O report

This document brings together several 2017 vintage population estimates developed by the Census Bureau for this area developed and released separately in 2018. These official model-based estimates are developed and updated annually. The data presesentation here provides more comprehensive insights into demographic characteristics and trends for this area than available elsewhere. ProximityOne uses these data to develop Situation & Outlook (S&O) estimates and projections to 2060. See related table. Join us in weekly Data Analytics Lab web sessions to discuss organization and use of these and related data. The S&O Trends Analysis package used to develop these tables is available to present/analyze these data with wide-ranging additional detail and alternative data formats.   • Bookmark this page -- http://proximityone.com/trends/cty1706037.htm; share with others.   • View profile for other counties -- http://proximityone.com/countytrends2017.htm; use link in table.

Table 1. Population & Components of Change -- 2010-2017

Item	2010	2011	2012	2013	2014	2015	2016	2017	2010-2017
Total Population	295,088	293,571	292,049	290,883	288,670	287,141	286,088	284,778	-10,310
Births	...	3,774	3,561	3,619	3,551	3,643	3,588	3,531	3,610
Deaths	...	2,762	2,624	2,819	2,870	3,040	2,805	2,724	2,806
Natural Increase	...	1,012	937	800	681	603	783	807	803
Net Migration	...	-2,569	-2,501	-1,983	-2,941	-2,144	-1,835	-2,122	-2,299
International	...	301	382	319	399	443	451	444	391
Domestic	...	-2,870	-2,883	-2,302	-3,340	-2,587	-2,286	-2,566	-2,691

Table 2. Population by Gender & Group Quarters Population -- 2010-2017

Item	2010	2011	2012	2013	2014	2015	2016	2017	2010-2017
Total Population	295,088	293,571	292,049	290,883	288,670	287,141	286,088	284,778	-10,310
Male	144,222	143,407	142,748	142,212	141,014	140,283	139,758	139,087	-5,135
Female	150,866	150,164	149,301	148,671	147,656	146,858	146,330	145,691	-5,175
Group Quarters	...	4,709	4,715	4,716	4,715	4,717	4,714	4,715	30

Table 3. Population by Race/Origin -- 2010-2017

Item	2010	2011	2012	2013	2014	2015	2016	2017	2010-2017
Total Population	295,088	293,571	292,049	290,883	288,670	287,141	286,088	284,778	-10,310
White alone	242,562	240,994	239,323	237,419	234,820	232,567	231,130	229,343	-13,219
Black alone	36,951	36,724	36,653	37,047	37,152	37,475	37,433	37,670	719
AIAN alone	1,458	1,447	1,450	1,491	1,488	1,525	1,577	1,581	123
Asian alone	7,019	7,192	7,379	7,488	7,679	7,881	8,040	8,157	1,138
NHOPI alone	116	121	121	134	135	141	148	153	37
Two+ Races	6,982	7,093	7,123	7,304	7,396	7,552	7,760	7,874	892
Hispanic (any race)	32,273	32,960	33,374	33,868	34,308	34,886	35,704	36,409	4,136

Table 4. Population by Age by Race/Origin -- 2017

Population	Total	White alone	Black alone	AIAN alone	Asian alone	NHOPI alone	Two+ Races	Hispanic (any race)
Total	284,778	229,343	37,670	1,581	8,157	153	7,874	36,409
Age 0-4	17,895	12,651	3,384	119	506	15	1,220	3,586
Age 5-9	18,220	13,097	3,222	107	519	16	1,259	3,912
Age 10-14	18,845	13,684	3,251	128	644	9	1,129	3,987
Age 15-19	18,183	13,426	3,077	128	579	10	963	3,722
Age 20-24	17,055	12,800	2,886	122	516	12	719	3,018
Age 25-29	18,401	13,826	3,370	93	539	18	555	2,579
Age 30-34	17,368	13,547	2,579	176	669	11	386	2,609
Age 35-39	17,226	13,750	2,382	130	610	5	349	2,617
Age 40-44	16,188	13,186	2,063	97	570	11	261	2,532
Age 45-49	18,351	15,231	2,145	112	628	7	228	2,152
Age 50-54	19,139	16,213	2,088	95	504	11	228	1,705
Age 55-59	20,371	17,550	2,069	91	455	7	199	1,268
Age 60-64	18,811	16,451	1,690	71	444	11	144	989
Age 65-69	15,750	13,965	1,318	49	320	5	93	669
Age 70-74	12,376	11,114	890	23	285	3	61	466
Age 75-79	8,286	7,416	585	14	229	2	40	295
Age 80-84	5,788	5,295	377	16	78	0	22	176
Age 85 up	6,525	6,141	294	10	62	0	18	127

Table 5. Population by Single Year of Age -- 2010-2017

Item	2010	2011	2012	2013	2014	2015	2016	2017	2010-2017
Age 0000	3,788	3,748	3,535	3,601	3,519	3,607	3,554	3,497	-291
Age 0101	3,891	3,745	3,703	3,442	3,544	3,580	3,585	3,597	-294
Age 0202	3,977	3,826	3,751	3,790	3,430	3,555	3,594	3,621	-356
Age 0303	3,966	3,997	3,827	3,721	3,727	3,466	3,573	3,562	-404
Age 0404	3,918	3,941	3,985	3,818	3,680	3,736	3,441	3,618	-300
Age 0505	3,930	3,866	3,912	3,942	3,812	3,651	3,717	3,471	-459
Age 0606	4,020	3,907	3,844	3,890	3,852	3,731	3,640	3,657	-363
Age 0707	3,983	3,989	3,874	3,813	3,894	3,864	3,722	3,636	-347
Age 0808	4,019	3,954	3,946	3,829	3,770	3,857	3,832	3,661	-358
Age 0909	4,083	4,005	3,924	3,926	3,811	3,785	3,862	3,795	-288
Age 1010	4,254	4,027	3,982	3,915	3,856	3,757	3,753	3,827	-427
Age 1111	4,190	4,240	3,981	3,983	3,880	3,844	3,758	3,700	-490
Age 1212	4,115	4,132	4,228	3,954	3,960	3,851	3,830	3,728	-387
Age 1313	4,075	4,074	4,110	4,186	3,907	3,912	3,829	3,772	-303
Age 1414	4,223	4,026	4,032	4,062	4,163	3,856	3,834	3,818	-405
Age 1515	4,221	4,223	4,013	4,016	4,048	4,165	3,847	3,830	-391
Age 1616	4,296	4,185	4,192	4,005	4,030	4,029	4,151	3,834	-462
Age 1717	4,327	4,247	4,153	4,156	3,961	3,990	3,996	4,119	-208
Age 1818	4,090	3,844	3,727	3,665	3,631	3,457	3,486	3,470	-620
Age 1919	3,547	3,462	3,228	3,153	3,055	3,021	2,882	2,930	-617
Age 2020	3,586	3,693	3,616	3,438	3,287	3,241	3,206	3,030	-556
Age 2121	3,453	3,632	3,778	3,697	3,505	3,397	3,380	3,323	-130
Age 2222	3,306	3,574	3,735	3,914	3,798	3,605	3,539	3,461	155
Age 2323	3,474	3,394	3,674	3,847	3,972	3,899	3,659	3,612	138
Age 2424	3,706	3,477	3,368	3,656	3,786	3,912	3,909	3,629	-77
Age 2525	3,787	3,687	3,514	3,410	3,667	3,851	3,916	3,913	126
Age 2626	3,632	3,742	3,618	3,483	3,368	3,608	3,829	3,817	185
Age 2727	3,676	3,573	3,663	3,553	3,414	3,316	3,580	3,848	172
Age 2828	3,751	3,643	3,533	3,624	3,535	3,379	3,281	3,522	-229
Age 2929	3,776	3,731	3,634	3,524	3,609	3,504	3,403	3,301	-475
Age 3030	3,808	3,729	3,669	3,602	3,418	3,616	3,511	3,357	-451
Age 3131	3,669	3,766	3,703	3,639	3,510	3,437	3,595	3,498	-171
Age 3232	3,581	3,602	3,726	3,630	3,620	3,559	3,425	3,616	35
Age 3333	3,457	3,525	3,516	3,701	3,572	3,572	3,471	3,378	-79
Age 3434	3,444	3,423	3,510	3,537	3,686	3,580	3,587	3,519	75
Age 3535	3,653	3,377	3,355	3,428	3,465	3,612	3,548	3,514	-139
Age 3636	3,591	3,626	3,336	3,296	3,415	3,454	3,626	3,494	-97
Age 3737	3,654	3,565	3,573	3,331	3,260	3,372	3,418	3,596	-58
Age 3838	3,922	3,630	3,511	3,528	3,270	3,234	3,324	3,345	-577
Age 3939	4,109	3,852	3,549	3,445	3,471	3,239	3,192	3,277	-832
Age 4040	4,240	4,068	3,789	3,482	3,348	3,423	3,148	3,147	-1,093
Age 4141	3,879	4,203	4,019	3,748	3,447	3,329	3,379	3,116	-763
Age 4242	3,811	3,879	4,164	3,973	3,716	3,409	3,292	3,349	-462
Age 4343	3,714	3,746	3,837	4,092	3,895	3,624	3,362	3,251	-463
Age 4444	3,937	3,685	3,720	3,787	4,058	3,813	3,577	3,325	-612
Age 4545	4,246	3,899	3,632	3,680	3,771	3,958	3,791	3,529	-717
Age 4646	4,416	4,243	3,842	3,622	3,633	3,751	3,943	3,781	-635
Age 4747	4,322	4,350	4,158	3,807	3,586	3,597	3,676	3,856	-466
Age 4848	4,477	4,305	4,320	4,125	3,748	3,571	3,548	3,662	-815
Age 4949	4,622	4,435	4,273	4,299	4,073	3,698	3,553	3,523	-1,099
Age 5050	4,602	4,569	4,388	4,205	4,261	4,028	3,649	3,515	-1,087
Age 5151	4,332	4,503	4,511	4,344	4,138	4,174	3,956	3,581	-751
Age 5252	4,337	4,287	4,478	4,466	4,294	4,082	4,144	3,945	-392
Age 5353	4,431	4,285	4,232	4,417	4,377	4,216	4,012	4,090	-341
Age 5454	4,265	4,388	4,258	4,180	4,370	4,342	4,157	4,008	-257
Age 5555	4,170	4,186	4,320	4,198	4,089	4,308	4,280	4,108	-62
Age 5656	4,074	4,098	4,142	4,282	4,147	4,062	4,247	4,197	123
Age 5757	3,967	4,025	4,049	4,092	4,229	4,068	4,021	4,198	231
Age 5858	3,914	3,908	3,987	4,005	4,032	4,112	4,023	3,931	17
Age 5959	3,665	3,844	3,844	3,920	3,945	3,956	4,056	3,937	272
Age 6060	3,480	3,599	3,781	3,796	3,880	3,875	3,891	3,999	519
Age 6161	3,419	3,423	3,549	3,744	3,753	3,819	3,827	3,821	402
Age 6262	3,513	3,373	3,360	3,500	3,681	3,655	3,768	3,763	250
Age 6363	3,729	3,444	3,310	3,279	3,439	3,610	3,566	3,731	2
Age 6464	2,664	3,672	3,391	3,263	3,223	3,373	3,551	3,497	833
Age 6565	2,649	2,607	3,598	3,328	3,188	3,143	3,299	3,480	831
Age 6666	2,678	2,591	2,541	3,509	3,235	3,113	3,061	3,246	568
Age 6767	2,755	2,644	2,546	2,512	3,433	3,149	3,067	3,000	245
Age 6868	2,324	2,697	2,604	2,486	2,450	3,326	3,082	3,011	687
Age 6969	2,143	2,269	2,651	2,554	2,416	2,405	3,259	3,013	870
Age 7070	1,964	2,088	2,203	2,601	2,475	2,352	2,327	3,183	1,219
Age 7171	1,836	1,905	2,044	2,159	2,547	2,405	2,305	2,266	430
Age 7272	1,889	1,805	1,886	2,028	2,143	2,499	2,379	2,263	374
Age 7373	1,728	1,828	1,755	1,851	1,960	2,098	2,447	2,303	575
Age 7474	1,656	1,670	1,782	1,685	1,791	1,903	2,041	2,361	705
Age 7575	1,622	1,602	1,608	1,708	1,637	1,744	1,851	1,957	335
Age 7676	1,469	1,569	1,558	1,538	1,652	1,562	1,687	1,792	323
Age 7777	1,398	1,408	1,531	1,524	1,477	1,590	1,497	1,623	225
Age 7878	1,399	1,342	1,371	1,470	1,480	1,401	1,544	1,432	33
Age 7979	1,415	1,327	1,281	1,318	1,381	1,389	1,331	1,482	67
Age 8080	1,321	1,352	1,253	1,237	1,258	1,324	1,327	1,270	-51
Age 8181	1,204	1,258	1,281	1,170	1,176	1,210	1,264	1,266	62
Age 8282	1,230	1,143	1,204	1,204	1,122	1,103	1,154	1,208	-22
Age 8383	1,120	1,138	1,057	1,098	1,097	1,029	1,021	1,073	-47
Age 8484	1,070	1,040	1,057	1,005	1,028	1,028	959	971	-99
Age 8585	6,044	6,192	6,356	6,442	6,433	6,414	6,484	6,525	481
Age 0517	53,736	52,875	52,191	51,677	50,944	50,292	49,771	48,848	-4,888