Unless otherwise posted, the speed limit in a residential district is: 2024 Ohio Permit Test Question Unless otherwise posted, the speed limit in a residential district is: Answers 20 miles per hour. 25 miles per hour. 30 miles per hour. Explanation The speed limit in a residential district is ordinarily 25 miles per hour. If another speed limit is posted, follow the posted limit. Pass your DMV Written Test with flying colors Take me to the cheat sheet Ohio This questions appears in the following tests: Nebraska Practice Test 9 Nebraska Practice Test 20