- Country: Eritrea
- Population: 23,100
- Latitude: 15° 36.49' N (15.60811°)
- Longitude: 39° 28.47' E (39.47455°)
- Elevation: 9 m/30 ft. above sea level
- Time zone: Africa/Asmara (UTC +03:00); DST not observed
- Alternate names: Maçuá, Masava, Masawa, Massaoua, Massau, Massaua, Massava, Massawah, Massowa, Massowah, Mesewa, Mitsewa, Mitsiwa’e, Mits’iwa, MSW, Μασάουα, Массава, Массауа, מאסאווה, מאסאווע, مصوع, मासावा, მასაუა, ምጽዋዕ, マッサワ, 马萨瓦, 마사와
- Alternate names: MSW, Macua, Masaoua, Masava, Masawa, Massaoua, Massau, Massaua, Massava, Massawa, Massawah, Massowa, Massowah, Maçuá, Mesewa, Mits'iwa, Mitsewa, Mitsiwa'e, Mitsiwa’e, Mits’iwa, ma sa wa, masaua, masava, masawa, massawa, mʼsʼwwh, Μασάουα, Массава, Массауа,
Data by Geonames.org, CC-BY