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28
London.*
"Area.— The area of London (the registration division so-called)
is 78,080 acres, or 122 square miles, including 2,718 acres of the
Thames; this is equal to 31,597 hectares, or 316 square kilometers.
The length of the streets and roads is about 1,500 miles, and their
area nearly 12 square miles. The area of London being 122 square
miles is equal to a square of about 11 miles to the side. The sewers
have a length of about 2,000 miles.
"Elevation.— The population of London resides at a mean elevation
of 39 feet above Trinity high-water mark; the elevation varying from
11 feet below high-water mark inPlumstead Marshes to 429 feet above
high water-mark in Hampstead.
"Houses.— At the Census in 1871 there were within this area
417,767 inhabited houses, containing an average of 7.8 persons to a
house.
"Annual Rateable Value.— The annual rateable value of
property in the Metropolis, in December, 1879, as assessed in
accordance with the Valuation (Metropolitan) Act, 1869 =
£24,501,410.
"Density, 1871.— 103 persons to a hectare; 42 persons to an acre;
26,674 to a square mile.
"Annual Rate of Increase of Population.— Percent., 1851-61,
1.73; 1861-71, 1.50.
"1879.
"Population —Males 1.694,741.
(Estimated to the middle Females 1926,127 total 3,620,868.
" Births.- MalesFemales 67,793
66,303 total 134,086.
"Annual rate of births per 1,000 of the population, 36.5.
"DEATHS.-Males43,693
Females41,847 total 85,540.
"Annual rate of mortality per 1,000.
Males 25.4
Females 21.4total 28.3
"Excess of registered births over deaths, 48,556.
"Estimated increase of population, 43,423.
"Natural increase of the population at the rate of 131 daily, on an
average there was in London, in 1879, one birth about every four
minutes,and one death about every six and a quarter minutes.
* From the "Annual Summary" of the Registrar-General of Births, Deaths, and
Marriages.