residence existing as a lawful nonconforming use in a nonresidential district. ## (b) Barns or other structures that are customarily incidental to a legally established and permitted agricultural use or when used in conjunction with
Read it in the chapter →How this ordinance defines it
The operative definition is the local one. Codes routinely subdivide a category into tiers — “day care 2, family”, “group home 2” — and attach different permissions to each, so only York County Unincorporated’s own text settles what this covers.