O'Brien County, IA [19141] Demographic Characteristics & Trends

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	14,408	14,218	14,154	14,044	14,036	13,919	13,921	13,801	-607
Births	...	138	153	164	166	179	180	184	166
Deaths	...	189	189	171	183	203	198	183	188
Natural Increase	...	-51	-36	-7	-17	-24	-18	1	-22
Net Migration	...	-141	-26	-105	9	-92	21	-121	-65
International	...	7	3	3	4	4	5	5	4
Domestic	...	-148	-29	-108	5	-96	16	-126	-69

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

Item	2010	2011	2012	2013	2014	2015	2016	2017	2010-2017
Total Population	14,408	14,218	14,154	14,044	14,036	13,919	13,921	13,801	-607
Male	7,163	7,070	7,068	7,059	7,079	6,972	6,976	6,914	-249
Female	7,245	7,148	7,086	6,985	6,957	6,947	6,945	6,887	-358
Group Quarters	...	367	367	369	371	385	376	376	10

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

Item	2010	2011	2012	2013	2014	2015	2016	2017	2010-2017
Total Population	14,408	14,218	14,154	14,044	14,036	13,919	13,921	13,801	-607
White alone	14,114	13,889	13,768	13,656	13,649	13,507	13,489	13,334	-780
Black alone	93	102	133	131	130	127	145	163	70
AIAN alone	22	27	28	29	33	45	42	45	23
Asian alone	89	97	112	107	106	110	118	119	30
NHOPI alone	1	1	1	3	4	4	3	3	2
Two+ Races	89	102	112	118	114	126	124	137	48
Hispanic (any race)	553	560	542	560	616	631	642	662	109

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	13,801	13,334	163	45	119	3	137	662
Age 0-4	889	841	15	4	7	0	22	64
Age 5-9	869	817	19	6	6	0	21	98
Age 10-14	935	885	21	6	8	0	15	103
Age 15-19	831	790	10	3	9	0	19	54
Age 20-24	774	734	12	6	6	0	16	35
Age 25-29	733	692	18	3	10	1	9	39
Age 30-34	746	719	12	1	8	0	6	45
Age 35-39	792	762	14	5	3	1	7	83
Age 40-44	708	682	12	2	7	0	5	46
Age 45-49	751	724	11	0	13	0	3	26
Age 50-54	821	777	6	3	30	1	4	24
Age 55-59	1,064	1,046	5	2	8	0	3	17
Age 60-64	1,037	1,029	5	1	1	0	1	10
Age 65-69	761	752	1	2	2	0	4	6
Age 70-74	590	586	1	1	0	0	2	6
Age 75-79	452	452	0	0	0	0	0	2
Age 80-84	466	465	1	0	0	0	0	3
Age 85 up	582	581	0	0	1	0	0	1

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

Item	2010	2011	2012	2013	2014	2015	2016	2017	2010-2017
Age 0000	190	137	153	162	163	179	180	181	-9
Age 0101	189	185	154	140	161	159	174	192	3
Age 0202	186	199	188	150	156	170	157	172	-14
Age 0303	168	179	196	191	156	152	178	164	-4
Age 0404	191	159	174	189	198	148	147	180	-11
Age 0505	204	195	167	179	200	202	139	145	-59
Age 0606	183	197	198	161	188	204	205	136	-47
Age 0707	176	180	201	203	177	180	203	205	29
Age 0808	179	183	185	201	201	172	190	194	15
Age 0909	195	182	174	183	217	195	170	189	-6
Age 1010	196	195	183	179	174	211	201	176	-20
Age 1111	183	195	193	182	191	165	222	190	7
Age 1212	190	178	198	190	181	190	179	212	22
Age 1313	188	190	176	199	195	179	188	167	-21
Age 1414	195	186	188	179	201	197	182	190	-5
Age 1515	184	188	186	183	177	196	199	173	-11
Age 1616	198	192	192	184	183	178	198	195	-3
Age 1717	203	190	184	196	184	177	183	195	-8
Age 1818	188	177	166	156	162	162	149	151	-37
Age 1919	125	157	150	134	123	136	130	117	-8
Age 2020	128	133	168	154	140	138	137	145	17
Age 2121	129	128	145	166	159	152	138	149	20
Age 2222	112	127	147	153	159	171	166	148	36
Age 2323	138	115	127	146	160	159	174	168	30
Age 2424	141	139	119	116	139	158	149	164	23
Age 2525	142	141	130	127	124	156	150	147	5
Age 2626	159	137	137	131	122	124	150	156	-3
Age 2727	176	166	142	139	130	127	139	151	-25
Age 2828	184	165	168	147	152	140	141	141	-43
Age 2929	146	161	160	148	142	136	131	138	-8
Age 3030	166	156	158	168	150	141	143	130	-36
Age 3131	155	164	146	154	174	147	149	143	-12
Age 3232	154	149	163	145	161	168	153	157	3
Age 3333	168	147	152	162	149	155	179	146	-22
Age 3434	139	161	145	154	163	147	154	170	31
Age 3535	132	143	171	146	158	173	149	153	21
Age 3636	139	135	150	170	157	154	180	157	18
Age 3737	138	134	132	140	175	150	150	180	42
Age 3838	126	138	127	131	140	175	154	146	20
Age 3939	151	124	129	130	140	146	176	156	5
Age 4040	163	154	135	127	126	138	155	172	9
Age 4141	166	170	149	123	122	123	136	148	-18
Age 4242	158	162	162	149	125	126	123	142	-16
Age 4343	146	161	167	163	150	141	131	126	-20
Age 4444	150	138	156	155	150	138	140	120	-30
Age 4545	166	147	135	153	156	151	138	143	-23
Age 4646	171	161	150	137	151	155	157	137	-34
Age 4747	204	170	172	151	134	152	152	158	-46
Age 4848	221	205	170	175	150	133	155	151	-70
Age 4949	236	216	206	172	182	150	143	162	-74
Age 5050	239	230	216	200	167	168	154	142	-97
Age 5151	230	244	239	228	208	171	173	163	-67
Age 5252	226	216	234	232	215	196	165	159	-67
Age 5353	240	227	217	240	233	218	197	166	-74
Age 5454	233	232	221	215	235	227	212	191	-42
Age 5555	233	234	233	224	211	229	226	220	-13
Age 5656	217	227	223	233	212	199	222	212	-5
Age 5757	216	216	231	225	225	217	196	218	2
Age 5858	227	209	214	234	223	220	214	194	-33
Age 5959	203	227	213	217	229	222	224	220	17
Age 6060	177	197	220	201	211	230	215	221	44
Age 6161	158	176	187	215	195	203	225	206	48
Age 6262	172	157	177	182	211	189	199	226	54
Age 6363	164	169	153	170	179	201	188	203	39
Age 6464	126	160	164	144	165	173	199	181	55
Age 6565	130	122	157	155	139	158	170	188	58
Age 6666	127	128	121	158	158	139	148	166	39
Age 6767	134	124	124	114	155	155	132	145	11
Age 6868	115	132	121	122	108	152	142	122	7
Age 6969	113	114	128	120	125	109	150	140	27
Age 7070	116	117	113	130	120	126	108	147	31
Age 7171	104	111	114	108	128	118	118	104	0
Age 7272	104	101	106	113	107	120	118	116	12
Age 7373	118	106	100	104	115	106	120	112	-6
Age 7474	117	117	105	99	98	113	102	111	-6
Age 7575	131	115	111	103	96	95	108	96	-35
Age 7676	127	124	108	105	98	90	86	102	-25
Age 7777	128	126	126	110	106	96	85	87	-41
Age 7878	121	126	117	119	105	99	89	77	-44
Age 7979	113	118	118	114	114	100	97	90	-23
Age 8080	117	113	121	119	111	112	101	99	-18
Age 8181	111	103	105	117	115	99	102	91	-20
Age 8282	122	105	100	101	106	117	94	95	-27
Age 8383	107	112	92	93	98	97	105	85	-22
Age 8484	93	100	99	85	87	95	92	96	3
Age 8585	584	592	602	622	600	584	579	582	-2
Age 0517	2,474	2,451	2,425	2,419	2,469	2,446	2,459	2,367	-107