Santo Ildefonso () is a former

civil parish In England, a civil parish is a type of administrative parish used for local government. It is a territorial designation which is the lowest tier of local government below districts and counties, or their combined form, the unitary authorit ...

in the municipality of

Porto Porto or Oporto () is the second-largest city in Portugal, the capital of the Porto District, and one of the Iberian Peninsula's major urban areas. Porto city proper, which is the entire municipality of Porto, is small compared to its metropol ...

, Portugal. In 2013, the parish merged into the new parish

Cedofeita, Santo Ildefonso, Sé, Miragaia, São Nicolau e Vitória Cedofeita, Santo Ildefonso, Sé, Miragaia, São Nicolau e Vitória is a civil parish in the municipality of Porto, Portugal. It was formed in 2013 by the merger of the former parishes Cedofeita, Santo Ildefonso Santo Ildefonso () is a former civi ...

. The population in 2011 was 9,029, in an area of 1.24 km².Eurostat
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References

Former parishes of Porto {{porto-geo-stub