There is an NTID center that gathers information on this topic, Collaboratory on Economic, Demographic, and Policy Studies. The information here is from their website.
Check out this Annual Statistical Report---December 2018 Table 12: Number receiving Social Security disability benefits because of blindness or deafness, by state or other areas published by the U.S. Social Security Administration: Office of Retirement and Disability Policy. Take a look at these articles:
Schley, S., Walter, G., Weathers, R., Hemmeter, J., Hennessey, J., & Burkhauser, R. (February 2, 2011). Effect of postsecondary education on the economic status of persons who are deaf or hard of hearing, Journal of Deaf Studies and Deaf Education.
Weathers, R., Walter, G., Schley, S., Hennessey, J., Hemmeter, J. & Burkhauser, R., (2007). How postsecondary education improves adult outcomes for Supplemental Security Income children with severe hearing impairments. Social Security Bulletin. 67 (2), 101-131.
Dirmyer, R. & Walter, G. (2013). Economic benefits of completing a degree from the National Technical Institute for the Deaf. Rochester, NY: National Technical Institute for the Deaf, Rochester Institute of Technology.