Property taxes will be going up in the Colonial School District, driven largely by the third and final year of an operating referendum approved by voters in 2024.
Because it is in New Castle County, the district can take advantage of a state law allowing districts in the state’s most populous counties to set two different tax rates, one for residential property owners and another for non-residential property owners.
In Colonial, the residential tax rate will climb by 13%, from 45 cents per $100 of assessed value to 51 cents. Non-residential property owners will see an 8% increase, from 74 cents per $100 to 80 cents…