Number of Chlamydia Cases by Sex and Age Hillsdale County, Michigan Residents, 2001-2024

Number of Chlamydia Cases
by Sex and Age
Hillsdale County, Michigan Residents, 2001-2024

Gender and Age	2001	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024
Total	84	29	33	47	37	57	56	66	49	68	70	90	65	110	109	94	104	115	95	111	107	110	97	82
Under 15 Years	-	-	-	1	1	4	-	1	-	-	3	-	-	-	2	-	-	-	2	-	-	-	1	-
15-19 Years	31	11	9	12	14	18	20	24	23	23	24	38	31	35	38	26	38	28	28	27	24	36	19	14
20-24 Years	30	10	12	24	19	26	17	23	17	25	25	42	21	52	42	46	35	44	37	40	39	39	36	28
25-29 Years	11	5	9	6	2	4	11	14	7	9	10	6	7	14	15	15	22	15	18	21	22	20	18	25
30-44 Years	12	3	2	3	-	5	7	4	2	10	8	4	6	9	11	6	8	26	10	20	21	15	20	14
45 Years & Older	-	-	1	1	1	-	1	-	-	1	-	-	-	-	1	1	1	2	-	3	1	-	3	1
Male	6	5	3	10	7	11	12	9	7	20	16	9	10	27	27	28	26	29	24	33	28	22	24	23
Under 15 Years	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
15-19 Years	2	1	-	-	1	2	2	2	3	5	5	1	5	6	4	7	6	2	6	6	3	5	1	1
20-24 Years	1	3	1	4	5	8	3	4	2	9	4	6	2	13	11	16	10	12	9	9	14	10	10	7
25-29 Years	-	1	2	3	1	-	4	2	-	1	4	1	2	5	6	3	7	4	5	8	4	1	5	11
30-44 Years	3	-	-	2	-	1	2	1	2	5	3	1	1	3	5	1	3	9	4	9	7	6	6	4
45 Years & Older	-	-	-	1	-	-	1	-	-	-	-	-	-	-	1	1	-	2	-	1	-	-	2	-
Female	78	24	30	37	30	46	44	57	42	48	54	81	55	83	82	66	78	86	71	78	79	88	73	59
Under 15 Years	-	-	-	1	1	4	-	1	-	-	3	-	-	-	2	-	-	-	2	-	-	-	1	-
15-19 Years	29	10	9	12	13	16	18	22	20	18	19	37	26	29	34	19	32	26	22	21	21	31	18	13
20-24 Years	29	7	11	20	14	18	14	19	15	16	21	36	19	39	31	30	25	32	28	31	25	29	26	21
25-29 Years	11	4	7	3	1	4	7	12	7	8	6	5	5	9	9	12	15	11	13	13	18	19	13	14
30-44 Years	9	3	2	1	-	4	5	3	-	5	5	3	5	6	6	5	5	17	6	11	14	9	14	10
45 Years & Older	-	-	1	-	1	-	-	-	-	1	-	-	-	-	-	-	1	-	-	2	1	-	1	1

Notes:

A dash ("–") indicates quantity zero.

All Ages category includes records with unknown age.

Total (Both Sexes) category includes records with unknown sex.

Source: Michigan Disease Surveillance System, MDHHS.

Last Updated: 01/15/2026