Surprise is a city in Maricopa County, Arizona, United States. It has an approximate population of 141,660 inhabitants. The population density is 430 people per square kilometer.
The postal code of Surprise is 85378, with area code: 623.


The over all area of Surprise is 273.90 sq. kilometers of which 179.90 sq. kilometers is land and 0.10 sq. km is water. The height in meters of Surprise is 358.00 meters.
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