Lake Haven is open year round on the south side of Indy. they have a website,
http://www.lakehavenretreat.com/About_Us.phpMy personal favorite for ease of finding, etc., just off I-70 to the east is the Indy KOA. I believe they are open all year. As KOA's go, they are a bit pricey, but it would be off season for them. Easy access from the interstate and you can't find better owner/operators. Very friendly and accommodating. We stayed for 3 months starting in March one year when I had extensive back surgery. The address is actually Greenfield, but it's very close.
https://www.indianapoliskoa.com/Dale
Dale Pace
Widow of Terry (Teacher's Pet)
Traveling with Brendon, my Scottish Terrier
2022 Honda Odyssey
2011 Mazda Miata MX-5
2021 Coach House Platinum III 250DT
Fulltimed for 15 years, now living in Florida
http://www.skoolzoutforever.blogspot.com/