The singer told the BBC Radio 4 Today programme: “I have been caught up doing a lot of archive work over the last few years, on all kinds of different levels, redesigning our website, putting a lyric book together.
“But I am very keen to start working on a new album when I have got this finished.
“I have got lots of ideas and I am really looking forward to getting back in that creative space. It’s been a long time.
“Particularly the last year I felt really ready to start doing something new.”
Bush has recently made a short animated film called Little Shrew, chronicling the trials and tribulations of an animal caught up in conflict.
The singer started working on the project shortly after Russia’s invasion of Ukraine.
“I think it was such a shock for all of us,” she said, adding: “It’s been such a long period of peace that we have been living through.
“I just felt that I really wanted to make a little animation that would feature originally a little girl, it was really the idea of a child and the children caught up in war.”