"If you don't want to take your clothes off, you don't have to take your clothes off. If it's something that you've always thought about, or you walk around home naked, just come out and have a look."
Rapere covers four hectares and its facilities include a mini-tennis court, pool and spa, golf green, petanque area and large clubrooms with toilets and showers. The club celebrated its 50th anniversary last year.
Mrs Marsh said she had been a naturist for four or five years, after her husband Trevor decided it was something he wanted to do. Initial concerns that it wouldn't be her "cup of tea" have since been allayed.
"Now I love it. It's great. Hardly any washing."
Fulltime residents Grant and Carolyn Ball joined the naturist "movement" in 1973.
They both agreed the social side of the lifestyle was a major appeal, as was meeting people with a common goal of "appreciating Mother Earth", Mrs Ball said.
Mr Ball added, "Clothes maketh the man, so they say, but we actually meet the person.
"Don't pre-judge us, come and have a look. You'll be pleasantly surprised."