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people
As of September 1, 2024 the population (permanent residents) in Kozlovka is 8 594 people, including children under the age of 6 - 857 people, teenagers (schoolchildren) aged 7 to 17 years - 1 016 people, young people from 18 to 29 years old - 1 029 people, adults aged 30 to 60 years - 3 698 people, elderly people over 60 years old - 1 873 people, and the centenarians in Kozlovka over 80 years old - 120 people.
National composition of the population in Kozlovka, according to the latest population census, distributed approximately as follows: chuvash — 5 810 (67.60%) people, russians — 2 277 (26.50%) people, tatars — 232 (2.70%) people, mordva — 103 (1.20%) people, other nationalities (less than 0.5% each) — 172 (2%).
Total in Kozlovka permanent residents 3 842 men (44.71%) and 4 752 women (55.29%).
Education level of residents in Kozlovka: have higher education 22.2% (1 908 people), incomplete higher education — 2.0% (172 people), secondary vocational — 35.8% (3 077 people), 11 classes — 16.0% (1 375 people), 9 classes — 9.4% (808 people), 5 classes — 9.1% (782 people), have no education — 0.6% (52 people), illiterate — 0.3% (26 people).
Total in Kozlovka the number of officially employed population is 5 122 people (59.6%), pensioners 2 492 people (29%), a officially registered and registered unemployed 498 people (5.8%).
Total in Kozlovka have a disability 685 people, what constitutes 7.97% from the entire population. Disabled of the group I are 81 (0.94.%), disabled of the group II are 293 (3.41.%), disabled of the group III are 270 (3.14.%), disabled children 41 (0.48.%).