[4] The first permanent settlers in Delhi Township, John Norris and Fred Luther, arrived in 1837.

[5] By 1857 Delhi Center (now Holt) had a post office, hotel, tavern, and several other businesses.

As of the census[1] of 2000, there were 22,569 people, 8,563 households, and 6,268 families residing in the township.

There were 8,988 housing units at an average density of 311.9 per square mile (120.4/km2).

22.2% of all households were made up of individuals, and 7.6% had someone living alone who was 65 years of age or older.