Réthoville (French pronunciation: [ʁetɔvil]) is a former commune in the Manche department in Normandy in north-western France. On 1 January 2016, it was merged into the new commune of Vicq-sur-Mer. Its population was 132 in 2018.

Historical population

Year	Pop.
1968	100
1975	96
1982	92
1990	128
1999	124
2007	133
2012	127
2018	132
Source: EHESS and INSEE

The area of Réthoville is 3.43 km. The altitude ranges between 0 and 45 meter AMSL. To the North of Réthoville is the English Channel, to the south is the commune Varouville. To the East of Réthoville is the former commune Néville-sur-Mer and to the West is the former commune of Cosqueville.

In the winter months Réthoville has an average high of about 8 °C and an average low of about 4 °C. The spring months have an average high of about 12 °C with a low of 7 °C. The summer months have an average high of 19 °C and an average low of 13 °C. The fall months have a high of 15 °C and an average low of 10 °C. The yearly rain fall of Réthoville is about 435 mm. The monthly rain fall averages about 36 mm. The winter months have an average of 50.9 mm of rain fall. The spring months have an average rain fall of about 27.2 mm. The summer months have an average rain fall of about 21.8 mm. The fall months have an average rain fall of about 45.2 mm.

Moulin de Marie Ravenel An 18th century water mill that was purchased in 1999 by the Communauté de Communes du canton de Saint-Pierre-Eglise.

• Communes of the Manche department