Welcome to CHI Mercy Heights Apartments! Located walking distance from downtown Williston, the Post Office, and the local movie theaters. Great modern design with great amenities like: underground parking, elevator, and in-unit washer and dryer. CHI Mercy Heights also has apartments available for Essential Service Employees! The ND Finance Agency's HIF program provides rent assistance to essential service workers who are employed by a city, county, school district, medical or long-term care facility, the State of North Dakota, or others as determined by the Agency who fulfills an essential public service. Call us today to learn more about our available units!