1931 Census of England and Wales, General Report, Table 15 : " Comparison of Resident Populations in Urban and Rural Aggregates, England and Wales, 1921 and 1931".

Area Estimate of Resident Population at Middle of Decennial Increase or Decrease (-) in Estimated Resident Population
Total By Births and Deaths By Migration
1921 1931 Amount % Amount % Amount %
1 2 3 4 5 6 7 8 9
ENGLAND AND WALES 37,885,242 39,988,000 2,102,758 5.6 2,260,044 6.0 -157,286 -0.4
                 
Aggregates:                
  All Urban Area 30,513,181 32,009,000 1,495,819 4.90 1,803,217 5.90 -307,398 -1.0
  All Rural Areas 7,372,061 7,979,000 606,939 8.20 456,827 6.20 150,112 -2.0
  Greater London 7,535,582 8,238,000 702,418 9.30 458,245 6.10 244,173 3.2
  County Boroughs outside Greater London 12,296,499 12,642,000 345,501 2.80 733,671 6.00 -388,170 -3.2
  Other Urban Areas outside Greater London 10,745,926 11,251,000 505,074 4.70 616,842 5.70 -111,768 -1.0
  Rural Districts outside Greater London 7,307,235 7,857,000 549,765 7.50 451,286 6.20 98,479 1.3