The RV park domicile is in Aransas County. Quilly's Big Fish RV Park is in Rockport, TX 78382.Related ArticlesWhat city in Florida is the RV park domicile?How do I establish residency in Florida or Texas if I don't own property there?How can I file my Declaration of Domicile myself?What proof of address documentation you provide?What address will be listed on my driver’s license for Texas domicile?