"sprawling park" is correct and usable in written English.
You can use it to refer to a very large park with a great expanse of green area. For example, "We took a walk through the sprawling park on a warm summer afternoon."
The towering Victoria Memorial Hall sits in the Maidan, the sprawling park just south of Dalhousie Square.
The next day, a bright and cold Sunday last month, we drove into the Watchung Reservation, a sprawling park along Lake Surprise in Union County, N.J.
For "Planet Art" (Page 92), the New York native headed to Brazil to check out a sprawling park and museum devoted to contemporary art.
Prosecutors said he stuffed her body into the boot of a car and buried her in an isolated part of a dense, sprawling park.
A bright orange Tesla Roadster parked near a sprawling park that houses Spain's National Art Museum of Catalonia is a striking, if somewhat paradoxical, image.
Her vibrant fashions were a hit with visitors strolling this sprawling parking-lot bazaar at Flatbush Avenue and Willoughby Street.
With the sprawling parking lot surrounded by a Safeway, sandwich stores and services, the spillover effect goes beyond the gym crowd.
True, the house is sandwiched between busy Ridge Road and a sprawling parking lot, and the basement often floods -- a problem the county has yet to solve.
The sprawling parking lot outside the shelter was filled with mobile homes, recreational vehicles, cars turned into temporary sleeping quarters, several tents and one blue sofa.
For the most part, all that remains after the Shartenberg department store went out of business is a sprawling parking lot.
We took our bearings in the multiplex's sprawling parking lot and agreed to meet here on opening day, dubbing our new fishing spot Section D-3.
