Ponthoux
# Ponthoux

Ponthoux (French pronunciation: ​) is a former commune in the Jura department in Bourgogne-Franche-Comté in eastern France. On 1 January 2016, it was merged into the commune of Lavans-lès-Saint-Claude.

## Population

| Year | Pop. | ±% |
| - | - | - |
| 1793 | 118 | — |
| 1806 | 134 | +13.6% |
| 1821 | 133 | −0.7% |
| 1831 | 124 | −6.8% |
| 1841 | 127 | +2.4% |
| 1851 | 124 | −2.4% |
| 1861 | 111 | −10.5% |
| 1872 | 100 | −9.9% |
| 1881 | 79 | −21.0% |
| 1891 | 89 | +12.7% |
| 1901 | 98 | +10.1% |
| 1911 | 84 | −14.3% |
| Year | Pop. | ±% |
| 1921 | 65 | −22.6% |
| 1931 | 70 | +7.7% |
| 1946 | 54 | −22.9% |
| 1954 | 48 | −11.1% |
| 1862 | 41 | −14.6% |
| 1968 | 33 | −19.5% |
| 1975 | 57 | +72.7% |
| 1982 | 54 | −5.3% |
| 1990 | 56 | +3.7% |
| 1999 | 80 | +42.9% |
| 2006 | 86 | +7.5% |
| 2012 | 83 | −3.5% |
