Kinmen Military Headquarters of the Qing Dynasty is just one of the attractions in Kinmen Island, Jincheng so you might want to stop by during your trip. If you want to experience more of the culture Jincheng has to offer, head to Chastity Arch for Qiu Liang-gong's Mother, Jincheng Minfang Kangdao Museum, and Juguanglou Scenic Area.
Hostels can be a cheaper alternative to Kinmen County hotels, as you can stay in a shared dormitory. There are 6 hostels in Kinmen County. Happy Tree Hostel offers free in-room WiFi and free parking. Horseshoe Crab Cottage - Hostel has free in-room WiFi and free parking. Take a Break B&B - Hostel is another low-cost option.
What are the best cheap things to do in Kinmen County?
Sightseeing doesn't have to be expensive. You if want to get outdoors, try a visit to Kinmen National Park or make a stop at attractions like Kinmen Military Headquarters of the Qing Dynasty. Be certain to include a visit to Juguanglou Scenic Area.