US Census Data

Youngest by median age in California

California counties and cities ranked by median age.

This page ranks the counties and cities of California by median age — which have the lowest median age, according to the US Census Bureau's American Community Survey 5-year estimates.

Among counties, Merced County leads at 31.8 yrs.

Among cities & places, El Rancho leads at 8.2 yrs.

Counties

#NameMedian age
1Merced County31.8 yrs
2Tulare County31.9 yrs
3Kings County32.3 yrs
4Yolo County32.3 yrs
5Kern County32.4 yrs
6Imperial County33.0 yrs
7Fresno County33.2 yrs
8Yuba County33.9 yrs
9San Bernardino County34.4 yrs
10Santa Barbara County34.5 yrs
11Madera County34.6 yrs
12Stanislaus County34.8 yrs
13San Joaquin County35.2 yrs
14Monterey County35.3 yrs
15Colusa County35.7 yrs
16Glenn County35.9 yrs
17San Benito County35.9 yrs
18Butte County36.3 yrs
19Sutter County36.4 yrs
20Riverside County36.7 yrs
21San Diego County37.1 yrs
22Sacramento County37.2 yrs
23Lassen County37.8 yrs
24Los Angeles County37.9 yrs
25Santa Clara County37.9 yrs
26Alameda County38.7 yrs
27Orange County39.1 yrs
28Solano County39.1 yrs
29Ventura County39.4 yrs
30Humboldt County39.6 yrs
31Santa Cruz County39.6 yrs
32San Francisco County39.7 yrs
33Tehama County40.1 yrs
34San Luis Obispo County40.2 yrs
35Contra Costa County40.3 yrs
36Mono County40.3 yrs
37San Mateo County40.6 yrs
38Del Norte County40.8 yrs
39Alpine County41.1 yrs
40Shasta County41.7 yrs
41Placer County42.4 yrs
42Sonoma County42.7 yrs
43Napa County42.8 yrs
44Mendocino County43.9 yrs
45Lake County44.2 yrs
46Inyo County45.6 yrs
47El Dorado County46.1 yrs
48Marin County47.3 yrs
49Siskiyou County47.4 yrs
50Tuolumne County48.8 yrs
51Modoc County49.0 yrs
52Amador County49.9 yrs
53Nevada County50.3 yrs
54Mariposa County51.6 yrs
55Calaveras County52.0 yrs
56Plumas County52.1 yrs
57Trinity County54.8 yrs
58Sierra County56.0 yrs

Cities & places

Top 100.
#NameMedian age
1El Rancho8.2 yrs
2Clipper Mills9.4 yrs
3Rodriguez Camp12.8 yrs
4Calpine13.1 yrs
5Yolo15.4 yrs
6Westley15.7 yrs
7Nubieber16.1 yrs
8Cherokee Strip16.5 yrs
9Burnt Ranch16.7 yrs
10California Polytechnic State University19.2 yrs
11Di Giorgio19.3 yrs
12University of California-Davis19.5 yrs
13University of California-Merced19.5 yrs
14Sonoma State University19.6 yrs
15Franklin19.8 yrs
16Idlewild19.8 yrs
17University of California-Santa Barbara19.9 yrs
18Pepperdine University20.0 yrs
19Potrero20.0 yrs
20Tonyville20.1 yrs
21McClellan Park20.3 yrs
22Victor20.7 yrs
23Topaz20.9 yrs
24El Monte Mobile Village21.0 yrs
25London21.1 yrs
26Isla Vista21.2 yrs
27Clio21.5 yrs
28Cowan21.5 yrs
29Camp Pendleton Mainside21.6 yrs
30Monterey Park Tract21.6 yrs
31Cantua Creek21.7 yrs
32Cottonwood21.7 yrs
33Hardwick21.7 yrs
34Hood21.7 yrs
35Riverdale Park22.0 yrs
36Petaluma Center22.3 yrs
37Westside22.3 yrs
38El Centro Naval Air Facility22.6 yrs
39Pixley22.7 yrs
40Stanford22.7 yrs
41Stebbins22.8 yrs
42Alpaugh23.1 yrs
43Camp Pendleton South23.1 yrs
44Lost Hills23.1 yrs
45Old River23.1 yrs
46Fort Irwin23.4 yrs
47Bret Harte23.5 yrs
48Potomac Park23.6 yrs
49Samoa23.6 yrs
50Edwards AFB24.1 yrs
51Fort Hunter Liggett24.1 yrs
52Lemoore Station24.2 yrs
53Monmouth24.3 yrs
54Beale AFB24.4 yrs
55Biola24.4 yrs
56Delft Colony24.4 yrs
57Lindcove24.4 yrs
58Miranda24.6 yrs
59Twentynine Palms24.6 yrs
60Kep'el24.8 yrs
61Arvin24.9 yrs
62Mendota24.9 yrs
63San Joaquin24.9 yrs
64Angwin25.0 yrs
65Hamilton City25.0 yrs
66Plainview25.0 yrs
67Linnell Camp25.1 yrs
68Buttonwillow25.2 yrs
69Calwa25.2 yrs
70Earlimart25.2 yrs
71Benton Park25.3 yrs
72San Ardo25.3 yrs
73Rouse25.4 yrs
74Strathmore25.5 yrs
75Oasis25.7 yrs
76Vandenberg AFB25.7 yrs
77South Taft25.8 yrs
78Rexland Acres25.9 yrs
79Westmorland25.9 yrs
80Fields Landing26.0 yrs
81Mesa Verde26.0 yrs
82San Luis Obispo26.2 yrs
83Bieber26.3 yrs
84Monson26.5 yrs
85Parksdale26.5 yrs
86Richgrove26.5 yrs
87Ford City26.6 yrs
88McFarland26.7 yrs
89Ducor26.8 yrs
90Woodville26.8 yrs
91Orange Cove26.9 yrs
92Stirling City26.9 yrs
93Armona27.0 yrs
94East Bakersfield27.0 yrs
95Parlier27.0 yrs
96Allensworth27.1 yrs
97Huron27.1 yrs
98Davis27.2 yrs
99San Miguel27.2 yrs
100Tipton27.2 yrs

Nationwide

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