To say "My house is in Grand Anse" in Spanish, you would say: "Mi casa está en Grand Anse." Here's a breakdown: "Mi casa": translates to "My house.""está": is the third person singular present tense of the verb "estar," which means "is" (in a location or state)."en": means "in.""Grand Anse": remains the same in Spanish, as it's a proper noun.