Prehistoric cultural affiliation(s) include Adena dating back to 999 BC.
Some of the country's most noteable architects helped create the Delaware County places including Hoke and Nickerson, Milosevich and Trautwein et al., Gibbs, D.W., et al., Jones, R.N., et al. and Dalton-Dalton Associates. Prominent architectural styles found in Delaware Country are Colonial Revival, Georgian Revival and Gothic Revival.
