Demographic history of modern Greece
# Demographic history of modern Greece

Population censuses in Greece take place the first year of every decade. There have been 28 censuses in the history of modern Greece, conducted in various times, starting from 1828 at the end of the Greek War of Independence.

| Year | Population | Area $(km^2)$ | Notes |
| - | - | - | - |
| 1821 | 938,765 | 47,516 | Population in the Peloponnese, Central Greece, and a few islands; 1821 estimate based on the 1828 census |
| 1828 [el] | 753,400 | | First national census of Greece |
| 1834 [el] | 693,592 | | First official census (1834–1835) |
| 1838 | 752,077 | | |
| 1840 | 850,246 | | |
| 1841 | 861,019 | | |
| 1842 | 853,005 | | |
| 1843 | 915,059 | | |
| 1844 | 930,925 | | |
| 1845 | 960,236 | | |
| 1848 | 986,731 | | |
| 1853 | 1,035,527 | | |
| 1856 | 1,062,627 | | |
| 1861 | 1,096,810 | | |
| 1870 | 1,457,894 | 50,211 | First census after the donation of the Ionian Islands by Great Britain (1864) |
| 1879 | 1,679,470 | | |
| 1889 | 2,187,208 | 63,606 | First census after Thessaly became part of Greece in 1881 |
| 1896 | 2,433,806 | | |
| 1907 | 2,631,952 | 63,211 | |
| 1913 | 4,734,990 | 121,794 | After the Balkan Wars, incorporation of Macedonia, Epirus, Crete, the eastern Aegean Islands (apart from the Dodecanese) |
| 1920 | 5,531,474 | 149,150 | Incorporation of Western Thrace and Eastern Thrace (apart from Constantinople) and Smyrna Zone |
| 1928 | 6,204,684 | 129,880 | Following loss of the Smyrna Zone and Eastern Thrace after the Treaty of Lausanne, and the population exchange between Greece and Turkey |
| 1940 | 7,344,860 | | |
| 1951 | 7,632,801 | 131,957 | The Dodecanese Islands were incorporated in 1947 |
| 1961 | 8,388,553 | | |
| 1971 | 8,768,641 | | |
| 1981 | 9,740,417 | | |
| 1991 | 10,258,364 | | |
| 2001 [el] | 10,964,020 | | |
| 2011 | 10,815,197 | | |
