Median age: zip codes ranked in Iowa

Half of residents are older than this, half younger. Retirement areas run 50+, college towns can be in the low 20s. These lists rank zip codes in Iowa with at least 1,000 residents, using the Census Bureau's American Community Survey 5-year estimates.

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Oldest zip codes (highest median age)

#	Zip	City	Median age	Population
1	51577	Walnut	64.9	1,561
2	52565	Keosauqua	59.4	1,518
3	50249	Stratford	58.6	1,312
4	52223	Delhi	58.1	1,199
5	52052	Guttenberg	57.6	2,999
6	51529	Dunlap	57.2	1,732
7	52157	Mc Gregor	56.1	1,451
8	51052	Salix	55.2	1,050
9	50514	Armstrong	55	1,117
10	51355	Okoboji	54.7	1,048
11	52039	Durango	54.4	1,079
12	50645	Ionia	53.8	1,193
13	50122	Hubbard	53.4	1,297
14	50583	Sac City	53.3	2,288
15	52656	West Point	53	1,833
16	52248	Keota	52.4	1,675
17	50076	Exira	52.4	1,301
18	50424	Buffalo Center	52.3	1,441
19	52318	Norway	52.1	1,099
20	50171	Montezuma	52	2,524
21	51450	Lake View	51.9	1,619
22	52639	Montrose	51.2	1,745
23	52141	Elgin	51.1	1,259
24	50061	Cumming	50.9	2,123
25	50216	Panora	50.8	2,786
26	50680	Wellsburg	50.8	1,027
27	51046	Paullina	50.6	1,326
28	50428	Clear Lake	50.5	9,071
29	51638	Essex	50.5	1,258
30	51535	Griswold	50.4	1,697
31	52208	Belle Plaine	50.3	2,877
32	52768	Princeton	50.3	1,352
33	51063	Whiting	50.3	1,072
34	51024	Hinton	50.2	2,081
35	52151	Lansing	50.2	1,886
36	50510	Albert City	50.1	1,042
37	52726	Blue Grass	49.4	5,160
38	50129	Jefferson	49.4	5,014
39	50423	Britt	49.4	2,291
40	52540	Brighton	49.4	1,088
41	50438	Garner	48.9	3,995
42	52053	Holy Cross	48.8	1,148
43	51466	Wall Lake	48.8	1,043
44	52653	Wapello	48.7	3,083
45	50632	Garwin	48.5	1,201
46	50056	Colo	48.5	1,003
47	52218	Coggon	48.4	1,413
48	50230	Radcliffe	48.4	1,145
49	51449	Lake City	48.3	1,950
50	50441	Hampton	48.2	5,450
51	51351	Milford	48.2	4,988
52	50675	Traer	48.2	2,198
53	50130	Jewell	48.2	1,468
54	50841	Corning	48.1	2,340
55	51575	Treynor	48.1	1,609
56	51005	Aurelia	48.1	1,561
57	50602	Allison	48.1	1,254
58	50674	Sumner	48	3,446
59	52336	Springville	47.9	2,397
60	52533	Batavia	47.9	1,201
61	50621	Conrad	47.8	1,601
62	51561	Pacific Junction	47.8	1,039
63	51034	Mapleton	47.7	1,674
64	52073	Sherrill	47.5	1,381
65	50619	Clarksville	47.4	2,150
66	51248	Sanborn	47.4	1,534
67	51360	Spirit Lake	47.3	8,653
68	50139	Lacona	47.3	1,025
69	52310	Monticello	47.2	6,450
70	50525	Clarion	47.2	3,179
71	50469	Rockwell	47.2	1,527
72	51653	Tabor	47.2	1,446
73	50630	Fredericksburg	47.2	1,372
74	52032	Bernard	47.1	1,305
75	51601	Shenandoah	47	5,629
76	52778	Wilton	46.9	3,632
77	52328	Robins	46.9	2,712
78	51237	George	46.9	1,605
79	50647	Janesville	46.8	1,978
80	50864	Villisca	46.8	1,662
81	51358	Ruthven	46.8	1,213
82	52640	Morning Sun	46.7	1,274
83	51525	Carson	46.7	1,067
84	52411	Cedar Rapids	46.5	8,342
85	50025	Audubon	46.5	3,148
86	52756	Long Grove	46.2	1,982
87	52554	Eldon	46.2	1,078
88	50601	Ackley	46.1	2,299
89	50070	Dexter	46	1,221
90	50636	Greene	45.8	2,186
91	51030	Lawton	45.8	1,468
92	50660	New Hartford	45.8	1,143
93	50212	Ogden	45.7	2,993
94	50450	Lake Mills	45.7	2,952
95	51001	Akron	45.7	2,342
96	52035	Colesburg	45.7	1,331
97	50635	Gladbrook	45.6	1,423
98	52249	Keystone	45.6	1,060
99	52341	Toddville	45.5	1,378
100	52349	Vinton	45.4	7,737

Youngest zip codes (lowest median age)

#	Zip	City	Median age	Population
1	52242	Iowa City	19.1	4,688
2	50012	Ames	19.3	1,913
3	50013	Ames	19.4	4,211
4	50014	Ames	23.3	32,958
5	52620	Bonaparte	25.7	1,097
6	52570	Milton	25.9	1,130
7	50641	Hazleton	25.9	1,950
8	50174	Murray	26.7	1,259
9	51430	Arcadia	27.6	1,063
10	52237	Hopkinton	27.7	1,830
11	52246	Iowa City	28.3	22,308
12	50309	Des Moines	28.4	10,110
13	52561	Fremont	28.5	1,112
14	52240	Iowa City	28.6	35,074
15	52590	Seymour	28.8	1,464
16	50010	Ames	28.8	33,799
17	52254	Lost Nation	29.5	1,004
18	52162	Postville	29.6	3,744
19	51105	Sioux City	29.6	10,415
20	50613	Cedar Falls	30	43,867
21	50140	Lamoni	30.3	2,842
22	52801	Davenport	30.6	1,788
23	52749	Fruitland	30.8	1,049
24	50311	Des Moines	30.8	14,574
25	52142	Fayette	30.9	1,890
26	51041	Orange City	30.9	7,324
27	50314	Des Moines	30.9	10,438
28	52045	Epworth	31.3	2,777
29	51250	Sioux Center	31.6	9,970
30	52245	Iowa City	31.8	22,853
31	50316	Des Moines	31.9	16,710
32	52046	Farley	32.1	3,129
33	52233	Hiawatha	32.2	7,000
34	50588	Storm Lake	32.2	13,431
35	51234	Boyden	32.3	1,172
36	52345	Urbana	32.3	1,609
37	52340	Tiffin	32.7	6,128
38	50069	De Soto	32.8	1,109
39	50533	Eagle Grove	33.2	3,977
40	50023	Ankeny	33.2	46,306
41	52317	North Liberty	33.3	23,097
42	51245	Primghar	33.4	1,377
43	50047	Carlisle	33.4	6,690
44	50035	Bondurant	33.7	10,131
45	52404	Cedar Rapids	33.8	42,958
46	52241	Coralville	34	23,250
47	51016	Correctionville	34.3	1,080
48	50320	Des Moines	34.3	24,807
49	51240	Inwood	34.4	1,914
50	52401	Cedar Rapids	34.4	2,181
51	51462	Scranton	34.6	1,049
52	50466	Riceville	34.6	1,972
53	52247	Kalona	34.8	5,914
54	51241	Larchwood	34.9	2,103
55	50266	West Des Moines	34.9	37,523
56	52314	Mount Vernon	35	6,200
57	50263	Waukee	35	29,611
58	50124	Huxley	35.1	4,859
59	51239	Hull	35.2	2,876
60	52803	Davenport	35.3	22,742
61	50315	Des Moines	35.4	34,816
62	51103	Sioux City	35.5	16,895
63	52161	Ossian	35.7	1,532
64	50535	Early	35.8	1,198
65	51002	Alta	35.8	2,787
66	50251	Sully	35.9	1,365
67	51579	Woodbine	35.9	2,282
68	50109	Granger	35.9	3,309
69	52776	West Liberty	35.9	5,090
70	50677	Waverly	35.9	12,673
71	50111	Grimes	35.9	16,865
72	50021	Ankeny	35.9	30,283
73	51442	Denison	36.1	9,692
74	50702	Waterloo	36.1	20,882
75	52165	Ridgeway	36.2	1,098
76	50830	Afton	36.2	1,846
77	50058	Coon Rapids	36.2	1,999
78	52777	Wheatland	36.3	1,389
79	50219	Pella	36.3	14,416
80	51106	Sioux City	36.4	28,592
81	52033	Cascade	36.5	3,292
82	50622	Denver	36.5	3,549
83	52315	Newhall	36.6	1,339
84	52738	Columbus Junction	36.6	3,398
85	52001	Dubuque	36.6	43,101
86	52322	Oxford	36.7	2,266
87	52807	Davenport	36.7	15,617
88	51027	Ireton	36.8	1,280
89	50054	Colfax	36.8	3,166
90	50321	Des Moines	36.8	7,900
91	51238	Hospers	36.9	1,502
92	51023	Hawarden	36.9	3,473
93	50436	Forest City	36.9	5,771
94	52402	Cedar Rapids	36.9	42,938
95	52351	Walford	37	1,329
96	50225	Pleasantville	37	3,364
97	51054	Sergeant Bluff	37	5,583
98	50009	Altoona	37	22,886
99	51235	Doon	37.1	1,007
100	51003	Alton	37.1	1,938

Median age: zip codes ranked in Iowa

Oldest zip codes (highest median age)

Youngest zip codes (lowest median age)

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