Belva is an unincorporated community and census-designated place in west Nicholas County and north Fayette County, West Virginia, United States; while the CDP only includes the Nicholas County portion, the Fayette County portion is considered part of the community. The town is situated at the bottomland surrounding the convergence of Bells Cre…Belva is an unincorporated community and census-designated place in west Nicholas County and north Fayette County, West Virginia, United States; while the CDP only includes the Nicholas County portion, the Fayette County portion is considered part of the community. The town is situated at the bottomland surrounding the convergence of Bells Creek with Twentymile Creek and, subsequently, Twenty Mile Creek with the Gauley River. Belva is also the location of the convergence of two state highways: West Virginia Route 16 and West Virginia Route 39.