Crestview, FL is in the northwestern part of Florida in the south atlantic United States: Closest County to Crestview, FL: Okaloosa County: ZIP Codes for Crestview, FL: 32536, 32539: 3-Digit ZIP Code Prefix for Crestview, FL: 325: Congressional Districts Representing Crestview, FL: FL 1st: Latitude/Longitude of Crestview, FL (Centroid): 30.7479623374043, -86.578427681024 Show on Map: Bounding Box of Crestview, FL (NWSE): 30.805135, -86.63561, 30.695751, -86.526931 Show on Map: Dimensions of Crestview, FL: Crestview, FL is 6.4 miles wide and 7.6 miles tall: Crestview, FL Land Coverage: 16.0 sq. miles (99%) Crestview, FL Water Coverage: 0.1 sq. miles (1%) Total Land and Water Area Covered by Crestview, FL: 16.2 sq. miles: Population of Crestview, FL (2010 Census): 20,978: Density of Crestview, FL (2010 Census): 1,294.94 / sq. mi.