The tables of the 1840 population census are based on the 'Staten van de bevolking der steden en gemeenten van het Koninkrijk der Nederlanden' (1841), and on the supplements and corrections which were published as attachment to the 1859 census. The 1840 census includes:
- the number of houses, households, men, women, and the total number of inhabitants for each municipality,
- the category civil status for females and men,
- the category religion for the whole population, and
- the division of the provinces into cities and municipalities.