Cooper's glue and gelatin factory contributed to the early industrial development of New York City, providing employment opportunities and contributing to the city's economic growth.

Peter Cooper invested heavily in railroad infrastructure, which played a crucial role in connecting New York City to other parts of the country and facilitating the movement of goods and people.

Cooper Union contributed to the development of a skilled workforce in New York City, providing free education and training to students from diverse backgrounds and empowering them to pursue careers in science, art, and engineering.

Cooper's legacy as a philanthropist and social reformer inspired generations of New Yorkers to engage in civic activism and work towards creating a more equitable and prosperous city. Cooper Union continued to be an active voice in the community after his death.