Olhalvo ( port. Olhalvo ) is a region (freesia) in Portugal , part of the Lisbon district. It is an integral part of the municipality of Alenker . According to the old administrative division, it was part of the province of Estremadura . It is part of the Oeste economic and statistical subregion, which is part of the Central Region . The population is 2006 for 2001 . It covers an area of 8.25 km².
|Region||Central Region (Portugal)|
|History and Geography|
|Population||2,006 people ( 2001 )|
|Density||243.3 people / km²|
The patron saint of the area is St. Sebastian ( port. São Sebastião ).