Ranking of Idaho Cities and Places By Population with Unclassified Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 418.15K people in Idaho with Unclassified ancestry. Among all Idaho cities and places, Boise City city had the highest population with Unclassified ancestry (49.45K), followed by Meridian city (27.17K), and Nampa city (23.74K).

The chart and table below shows the top 10 cities and places with high number of people with Unclassified ancestry.

You can see similar information for other states and for other ancestry groups in Idaho.

You may also be interested in:
Ranking of Idaho Cities and Places By Percentage of Population with Unclassified Ancestry in 2021

Related Topics: US Census 2021 Topic List.

Data Source: US Census Bureau.

Ranking of Idaho Cities and Places By Population with Unclassified Ancestry in 2021

Boise City city

Meridian city

Nampa city

Caldwell city

Coeur d'Alene city

Idaho Falls city

Pocatello city

Post Falls city

Twin Falls city

Lewiston city

Ranking of Idaho Cities and Places By Population with Unclassified Ancestry in 2021

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Rank	City or Place	Population
1	Boise City city	49452
2	Meridian city	27167
3	Nampa city	23736
4	Caldwell city	14680
5	Coeur d'Alene city	14276
6	Idaho Falls city	13520
7	Pocatello city	12917
8	Post Falls city	11425
9	Twin Falls city	10951
10	Lewiston city	10070
11	Rexburg city	7980
12	Kuna city	7886
13	Moscow city	6071
14	Eagle city	5951
15	Ammon city	4423
16	Hayden city	3865
17	Blackfoot city	3717
18	Mountain Home city	3477
19	Jerome city	2613
20	Chubbuck city	2541
21	Garden City city	2518
22	Payette city	2192
23	Rathdrum city	2080
24	Burley city	2015
25	Preston city	1991
26	Fruitland city	1881
27	Middleton city	1763
28	Star city	1671
29	Sandpoint city	1641
30	Shelley city	1464
31	Weiser city	1451
32	Emmett city	1412
33	Soda Springs city	1272
34	Kimberly city	1193
35	Buhl city	1117
36	Rupert city	1002
37	McCall city	978
38	Salmon city	917
39	Bonners Ferry city	897
40	Victor city	886
41	Orofino city	846
42	St. Anthony city	840
43	Mountain Home AFB CDP	764
44	Hailey city	753
45	Kellogg city	728
46	Gooding city	719
47	Aberdeen city	716
48	American Falls city	677
49	St. Maries city	676
50	Filer city	655
51	Bellevue city	632
52	Montpelier city	610
53	Grangeville city	572
54	Priest River city	558
55	Lincoln CDP	547
56	Dalton Gardens city	522
57	Wendell city	514
58	Iona city	490
59	Rigby city	488
60	Driggs city	467
61	Pinehurst city	462
62	Heyburn city	458
63	Malad City city	455
64	Clark Fork city	453
65	Homedale city	444
66	Potlatch city	434
67	Spirit Lake city	431
68	Moyie Springs city	403
69	Parma city	377
70	Cottonwood city	368
71	Kootenai city	366
72	Sugar City city	365
73	Fort Hall CDP	356
74	Clifton city	347
75	Troy city	344
76	Robie Creek CDP	339
77	New Plymouth city	331
78	Arco city	329
79	Hidden Springs CDP	324
80	Shoshone city	314
81	Kamiah city	310
82	Idaho City city	307
83	Hauser city	296
84	Grace city	294
85	Genesee city	289
86	Arbon Valley CDP	285
87	Lapwai city	278
88	Council city	276
89	Georgetown city	270
90	Hansen city	268
91	Marsing city	262
92	Horseshoe Bend city	261
93	Wallace city	253
94	McCammon city	252
95	Yellow Pine CDP	249
96	Riverside CDP	248
97	Osburn city	231
98	Franklin city	230
99	Ucon city	228
100	Melba city	226
101	Downey city	223
101	Juliaetta city	223
102	Avimor CDP	217
103	Tyhee CDP	213
104	Laclede CDP	212
105	Cascade city	211
105	New Meadows city	211
106	Greenleaf city	210
107	Inkom city	205
107	Ketchum city	205
107	Ponderay city	205
108	Hazelton city	202
109	Athol city	200
110	Hagerman city	197
110	Kooskia city	197
111	Firth city	194
112	Smelterville city	192
113	Plummer city	187
114	Paul city	183
115	Menan city	181
115	Mullan city	181
116	Dover city	176
117	Wilder city	169
118	Craigmont city	156
119	Swan Valley city	154
120	Hayden Lake city	151
120	Pierce city	151
121	Ashton city	147
121	Paris city	147
122	Weippe city	146
123	Letha CDP	140
124	Teton city	136
125	Mackay city	130
126	Notus city	127
127	Dayton city	123
127	Mud Lake city	123
128	Glenns Ferry city	120
128	Lewisville city	120
129	Declo city	119
130	Richfield city	117
130	Sun Valley city	117
131	Deary city	116
131	Nezperce city	116
132	Oldtown city	115
133	Princeton CDP	112
134	Moreland CDP	108
135	Lava Hot Springs city	107
136	Tetonia city	106
137	Culdesac city	105
138	Kendrick city	97
139	Weston city	93
140	Midvale city	92
140	Oakley city	92
141	Challis city	91
141	Hollister city	91
141	Newdale city	91
142	Ririe city	89
143	Parker city	86
144	Basalt city	82
144	Riggins city	82
145	Cambridge city	81
145	Gannett CDP	81
146	Silverton CDP	80
147	Donnelly city	77
148	Albion city	75
149	Arimo city	74
149	Stites city	74
150	Grand View city	67
150	Winchester city	67
151	Bancroft city	65
151	Garden Valley CDP	65
152	Bovill city	64
153	Carey city	62
154	Roberts city	59
155	Hammett CDP	55
156	Peck city	52
157	Wardner city	48
158	Harrison city	46
159	Fernwood CDP	44
160	Groveland CDP	43
161	Rockford CDP	42
162	Eden city	41
163	Dietrich city	40
163	Murtaugh city	40
164	Onaway city	39
164	Reubens city	39
165	Dubois city	37
165	Sweetwater CDP	37
166	Crouch city	36
166	Fairfield city	36
167	Huetter city	35
167	Leadore city	35
168	Rockford Bay CDP	34
169	Ferdinand city	32
169	Moore city	32
170	Elk River city	30
171	Bloomington city	29
171	Bruneau CDP	29
171	Irwin city	29
172	Blanchard CDP	26