Saint-Martin-du-Tertre, Val-d'Oise

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Saint-Martin-du-Tertre
Commune
Château de Franconvillle
Coat of arms
Location of Saint-Martin-du-Tertre
Saint-Martin-du-Tertre Show map of France Saint-Martin-du-Tertre Show map of Île-de-France (region)
Coordinates: 49°06′27″N 2°20′47″E / 49.1075°N 2.3464°E / 49.1075; 2.3464
Country	France
Region	Île-de-France
Department	Val-d'Oise
Arrondissement	Sarcelles
Canton	Fosses
Intercommunality	Carnelle - Pays de France
Government
• Mayor (2022–2026)	Thierry Pichery[1]
Area 1	13.23 km2 (5.11 sq mi)
Population  (2021)[2]	2,663
• Density	200/km2 (520/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	95566 /95270
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Saint-Martin-du-Tertre (French pronunciation: [sɛ̃ maʁtɛ̃ dy tɛʁtʁ] ^ⓘ) is a commune in the Val-d'Oise department in Île-de-France in northern France. It was first attested in 1170 as "Sanctus Martinus de Colle".^[3]