Demographics of French Guiana
| Year | Pop. | ±% p.a. | 
|---|---|---|
| 1790 | 14,520 | — | 
| 1839 | 20,940 | +0.75% | 
| 1857 | 25,561 | +1.11% | 
| 1891 | 33,500 | +0.80% | 
| Source: INSEE estimates | ||
| Year | Pop. | ±% p.a. | 
|---|---|---|
| 1936 | 37,005 | — | 
| 1946 | 25,499 | −3.66% | 
| 1954 | 27,863 | +1.11% | 
| 1961 | 33,505 | +2.67% | 
| 1967 | 44,392 | +4.80% | 
| 1974 | 55,125 | +3.14% | 
| 1982 | 73,022 | +3.58% | 
| 1990 | 114,678 | +5.80% | 
| 1999 | 156,790 | +3.54% | 
| 2007 | 213,031 | +3.91% | 
| 2012 | 239,648 | +2.38% | 
| 2017 | 268,700 | +2.31% | 
| Source: SPLAF (1954-1961) and INSEE (1967-2017) | ||
The Demographics of French Guiana are characterized by a young population with 44% below the age of 20 in 2017. The total population stood at 268,700 as of 1 January 2017. The demographic profile is a reflection of the territory's high fertility rates. Regarding nationality, as of 2010, 64.5% of the population had French nationality, while 35.5% were of foreign nationality with significant communities from Suriname, Haiti, and Brazil among others.