Try Rotary Kinsmen or a church group

good luck, i have been there , there are no easy answers

Unfortunately, probably not. You can, however, preferably with their permission, apply for conservatorship, or guardianship, or both, for them. This will involve at least one visit to an attorney who specializes in such things. If the parents are agreeable, it should be easy. Then you will have access to their assets to use to apply for a loan for the addition.

Best wishes, I too, am a member of the sandwich generation, with a mother and mother-in-law that we look after.

The government is not capable of understanding such a reasonable request. Try private charities , they are staffed with people who really understand and at least want to do good.

G, call or go down to city hall and check with affordable housing and housing rehabilation.
There are grants and loans for home repairs and room additions.
See if your city of

I don’t know of this happening to others, but check it out.

I don’t know G so I will be interested in the answers you get. I am in the same situation.

I don’t know about that. You might just search government grants for the elderly or something like that. My parents built on to their house for one of my grandmothers. However, they used the money from the sale of her house to build on her granny flat.