Is there any government assistance or loans for first time home-buyers?

I am 24 years old and I make a little over 50k a year. I fully financially support my disabled mother, who also lives with me and I am her sole care-taker. Are there any loans or government programs that will help me purchase a home? I appreciate any info you have on the subject as I am just now starting to look into it. THANKS IN ADVANCE.

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