100 Smallest ZIP Codes in the United States by Population in Iowa

Explore the 100 smallest ZIP codes in the United States ranked by population using U.S. Census demographic data. This page lists the top ZIP codes in Iowa.

Rank	ZIP Code	City	State	Population
1	50033	BEVINGTON	IA	12
2	50649	KESLEY	IA	16
3	50521	BURNSIDE	IA	17
4	50831	ARISPE	IA	29
5	50593	VARINA	IA	32
6	50165	MILLERTON	IA	33
7	50110	GRAY	IA	35
8	51656	YORKTOWN	IA	35
9	51432	ASPINWALL	IA	35
10	51341	GILLETT GROVE	IA	39
11	50608	AUSTINVILLE	IA	43
12	50551	JOLLEY	IA	45
13	52307	MIDDLE AMANA	IA	48
14	52312	MORLEY	IA	49
15	50620	COLWELL	IA	55
16	52771	TEEDS GROVE	IA	55
17	50255	THORNBURG	IA	56
18	50031	BEAVER	IA	57
19	52588	SELMA	IA	58
20	51451	LANESBORO	IA	58
21	50839	CARBON	IA	59
22	51460	RICKETTS	IA	59
23	52631	HOUGHTON	IA	61
24	50835	BENTON	IA	61
25	51051	RODNEY	IA	62
26	50847	GRANT	IA	64
27	51459	RALSTON	IA	65
28	52657	SAINT PAUL	IA	65
29	52548	CHILLICOTHE	IA	67
30	50101	GALT	IA	68
31	52562	HAYESVILLE	IA	68
32	50573	PLOVER	IA	68
33	51015	CLIMBING HILL	IA	71
34	50842	CROMWELL	IA	73
35	50552	KNIERIM	IA	75
36	51011	CHATSWORTH	IA	77
37	52348	VINING	IA	79
38	50426	CARPENTER	IA	79
39	50052	CLIO	IA	82
40	50454	LITTLE CEDAR	IA	82
41	52568	MARTINSBURG	IA	84
42	52652	SWEDESBURG	IA	87
43	51554	MINEOLA	IA	88
44	50137	KILLDUFF	IA	90
45	52066	NORTH BUENA VISTA	IA	92
46	51340	FOSTORIA	IA	93
47	50104	GIBSON	IA	93
48	50041	BRADFORD	IA	98
49	50862	SHARPSBURG	IA	99
50	52344	TROY MILLS	IA	100
51	52759	MONTPELIER	IA	101
52	50078	FERGUSON	IA	102
53	50467	ROCK FALLS	IA	103
54	50227	POPEJOY	IA	103
55	50527	CURLEW	IA	106
56	50556	LEDYARD	IA	110
57	51045	OYENS	IA	113
58	50145	LIBERTY CENTER	IA	116
59	50652	LINCOLN	IA	118
60	52220	CONROY	IA	119
61	52701	ANDOVER	IA	121
62	50657	MORRISON	IA	122
63	51111	SIOUX CITY	IA	124
64	52252	LANGWORTHY	IA	126
65	50102	GARDEN CITY	IA	127
66	52071	SAINT DONATUS	IA	128
67	52075	SPRINGBROOK	IA	128
68	50064	DANA	IA	129
69	50664	ORAN	IA	131
70	50241	SAINT MARYS	IA	131
71	50155	MACKSBURG	IA	132
72	50274	WIOTA	IA	132
73	50269	WHITTEN	IA	133
74	50427	CHAPIN	IA	137
75	51550	MAGNOLIA	IA	137
76	50040	BOXHOLM	IA	138
77	51651	SHAMBAUGH	IA	138
78	52166	SAINT LUCAS	IA	138
79	50272	WILLIAMSON	IA	139
80	50239	SAINT ANTHONY	IA	139
81	50605	AREDALE	IA	139
82	52036	DELAWARE	IA	139
83	50592	TRUESDALE	IA	141
84	52774	WELTON	IA	141
85	51578	WESTPHALIA	IA	142
86	51363	SUPERIOR	IA	143
87	50117	HAMLIN	IA	145
88	52593	UDELL	IA	145
89	51244	MATLOCK	IA	147
90	51630	BLANCHARD	IA	149
91	52647	OLDS	IA	150
92	50545	HARDY	IA	150
93	50623	DEWAR	IA	150
94	50570	OTTOSEN	IA	152
95	51447	KIRKMAN	IA	152
96	50152	LUTHER	IA	153
97	52308	MILLERSBURG	IA	155
98	50860	REDDING	IA	156
99	50231	RANDALL	IA	157
100	50857	NODAWAY	IA	161