London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Islington 1909
Fifty-fourth annual report on the health and sanitary condition of the Metropolitan Borough of Islington
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1909]
4
The cure for this uncertainty is a quinquennial census, which is so necessary in London, where certain money grants are based on population.
| Census Years. | Enumerated Populations. | Actual Decennial Increases. | Percentage Increases. |
|---|---|---|---|
| 1801 | 10,212 | — | — |
| 1811 | 15.065 | 4,853 | 39.7 |
| 1821 | 22,417 | 7,352 | 40.5 |
| 1831 | 37,316 | 14,899 | 66.4 |
| 1841 | 55.776 | 18,460 | 49.4 |
| 1851 | 95.329 | 39,553 | 70.7 |
| 1861 | 155.341 | 60,012 | 63.1 |
| 1871 | 213.749 | 58,408 | 37.1 |
| 1881 | 282,865 | 69,116 | 32.3 |
| 1891 | 319.155 | 36,290 | 12.8 |
| 1901 | 334.991 | 15,836 | 4.9 |
The estimated population of the Borough at the middle of the year was
351,202, of which number 160,974 are males and 184,228 females. Thus for
every 100 males there are 110 females.
Ages of the Population.—It is supposed that in every 1,000 of the
population,
108 persons are under 5 years of age
185 „ between 5 and 15
199 „ „ 15 and 25
182 „ „ 25 and 35
130 „ „ 35 and 45
93 „ „ 45 and 55
GO „ „ 55 and 65
31 „ 65 and 75
12 „ ,,75 and upwards.
This was the age distribution of the population at the census, and on this basis it is calculated that the number of persons living in the Borough at these several age periods is as follows:—
| 0—5 | 37,770 | 44—55 | 32,652 |
| 5—15 | 64,875 | 55—65 | 21,187 |
| 15—25 | 69,894 | 65—75 | 10,763 |
| 25—35 | 63,962 | 75 and upds | 4,357 |
| 35—45 | 45,742 | Total | 351,202 |