OH gained jobs in sectors including educational and health services; financial activities; and professional and business services.
The number of jobs in the state grew by 3% in that period, behind only Nevada's 3.6% growth, according to the U.S. Bureau of Labor Statistics.
Iowa's unemployment rate remained at 2.4% in April for the 10th month in a row.
Last month, the USA jobless rate dropped to 3.6%.
Leisure and hospitality gained 2,100 jobs, all in accommodation and food services.
BLS estimates construction; professional, scientific and business services; and education and health services accounted for 6,300 jobs.
Some of the counties with the lowest unemployment rate include Tuscaloosa, Morgan, Madison, and Lee Counties.
This is down from 4.4 percent last month and down from 4.6 percent in April 2018.
State employment hit 5,596,700 in April, up from 5,595,300 in March. The labor force decreased by 3,200 from 3,843,500 in March, with 1,600 fewer residents employed and 1,600 fewer unemployed.
Compared to April of 2018, the labor force participation rate is up 0.4 percentage point.