Template:Population of Michigan cities and counties (1930 Census)

In the 1930 United States census, Michigan was recorded as having a population of 4,842,325, ranking as the seventh most populous state in the country. By 1940, Michigan's population had increased by 8.5% to 5,256,106.

Cities

The following is a list of cities in Michigan with a population of at least 20,000 based on 1930 U.S. Census data. Historic census data from 1920 and 1940 is included to reflect trends in population increases or decreases. Cities that are part of the Detroit metropolitan area are shaded in tan.

1930 Rank	City	County	1920 Pop.	1930 Pop.	1940 Pop.	Change 1930-40
1	Detroit	Wayne	993,678	1,568,662	1,623,452	3.5%
2	Grand Rapids	Kent	137,634	168,592	164,292	−2.6%
3	Flint	Genesee	91,599	156,492	151,543	−3.2%
4	Saginaw	Saginaw	61,903	80,715	82,794	2.6%
5	Lansing	Ingham	57,327	78,397	78,753	0.5%
6	Pontiac	Oakland	34,273	64,928	66,626	2.6%
7	Hamtramck	Wayne	48,615	56,268	49,839	−11.4%
8	Jackson	Jackson	48,374	55,187	49,656	−10.0%
9	Kalamazoo	Kalamazoo	48,487	54,786	54,097	−1.3%
10	Highland Park	Wayne	46,499	52,959	50,810	−4.1%
11	Dearborn	Wayne	2,470	50,358	63,589	26.3%
12	Bay City	Bay	47,554	47,355	47,956	1.3%
13	Battle Creek	Calhoun	36,164	45,573	43,453	−4.7%
14	Muskegon	Muskegon	36,570	41,390	47,697	15.2%
15	Port Huron	St. Clair	25,944	31,361	32,759	4.5%
16	Wyandotte	Wayne	13,851	28,368	30,618	7.9%
17	Ann Arbor	Washtenaw	19,516	26,944	29,815	10.7%
18	Royal Oak	Oakland	6,007	22,904	25,087	9.5%
19	Ferndale	Oakland	2,640	20,855	22,523	8.0%

Counties

The following is a list of counties in Michigan with populations of at least 50,000 based on 1930 U.S. Census data. Historic census data from 1920 and 1940 are included to reflect trends in population increases or decreases.

1930 Rank	County	Largest city	1920 Pop.	1930 Pop.	1940 Pop.	Change 1930-40
1	Wayne	Detroit	1,177,645	1,888,946	2,015,623	6.7%
2	Kent	Grand Rapids	183,041	240,511	246,338	2.4%
3	Genesee	Flint	125,668	211,641	227,944	7.7%
4	Oakland	Pontiac	90,050	211,251	254,068	20.3%
5	Saginaw	Saginaw	100,286	120,717	130,468	8.1%
6	Ingham	Lansing	81,554	116,587	130,616	12.0%
7	Jackson	Jackson	72,539	92,304	93,108	0.9%
8	Kalamazoo	Kalamazoo	71,225	91,368	100,085	9.5%
9	Calhoun	Battle Creek	72,918	87,043	94,206	8.2%
10	Muskegon	Muskegon	62,362	84,630	94,501	11.7%
11	Berrien	Benton Harbor	62,653	81,066	89,117	9.9%
12	Macomb	Warren	38,103	77,146	107,638	39.5%
13	Bay	Bay City	69,548	69,474	74,981	7.9%
14	St. Clair	Port Huron	58,009	67,563	76,222	12.8%
15	Washtenaw	Ann Arbor	49,520	65,530	80,810	23.3%
16	Ottawa	Holland	47,660	54,858	59,660	8.8%
17	Houghton	Houghton	71,930	52,851	47,631	−9.9%
18	Monroe	Monroe	37,115	52,485	58,620	11.7%
19	Lenawee	Adrian	47,767	49,849	53,110	6.5%