In 1866, Singer served a term in the Illinois House of Representatives, then was elected to the Cook County Board of Commissioners in the 1870s.
When the state ceased to provide funds for further construction in 1840, Singer took a job teaming, transporting passengers and freight within Illinois and Indiana.
Around this time he was named to the Cook County Board of Commissioners and in 1874, Singer largely withdrew from company affairs.
Singer was chairman of the committee overseeing the construction of the Cook County Criminal Court Building.
They had three sons: Edward T., Charles G., and Walter H. He died in Will County on December 28, 1896 and was buried in Lockport Cemetery.