Mareku ( port. Mareco ) - a district ( fregeziya ) in Portugal , is part of the district of Viseu . It is an integral part of the municipality of Penalva do Castelo . It is part of a large metropolitan area Big Viseu . According to the old administrative division, it was part of the province of Beira Alta . Included in the economic and statistical subregion of Dan Lafoynes , which is part of the Central region . The population is 128 people for 2001 . It covers an area of 3.93 km².
| Area |
| Marekou |
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| Mareco |
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| A country |  Portugal |
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| Region | Central Region (Portugal) |
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| County | Viseu (Borough) |
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| Municipality | Penalva do Castelo |
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| Square | 3.93 km² |
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| Timezone | |
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| Population | 128 people ( 2001 ) |
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| Density | 32.6 people / km² |
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| Agglomeration | Greater Viseu |
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Portugal