Does anyone have any tips for finding accredited investors? 

I have a 16-year-old boy myself, so I truly commend you for homeschooling two teenagers!

That being said, and this is not for a sourcing homes for sale, but to source accredited investors in my line of work, the average marketing agency is looking at about $30-50/accredited investor lead setting up a call. 

You might get lucky and get matched right away but chances are, there isn't a fire happening right were you are at, and with the right home / school / budget, etc. 

I guess the only way would be to sell the property and then put gains into a opp zone fund, but we are not accredited investors. 

You Can Only Have 35 Non-Accredited InvestorsRule 506(b) allows an unlimited number of accredited investors but restricts you to only 35 non-accredited investors.However, there’s a catch:Non-accredited investors must be financially sophisticated.They must have enough experience to evaluate the investment risks.From the SEC:“Securities may not be sold to more than 35 non-accredited investors… [who] must meet the legal standard of having sufficient knowledge and experience in financial and business matters to be capable of evaluating the merits and risks of the prospective investment.”If you’re planning to include non-accredited investors, make sure they qualify—or you could be violating SEC rules.3.

Wherever you took your broker's class you should have ample study materials.If you are talking about your real estate agent's license in NJ (that is not a broker's license), you need to take the initial class at an accredited agency and they will give you all of the materials after you finish the 75 hours for the test. 

My husband and I raise capital from accredited investors on a regular basis.

I am accredited.

Most deals are 506B which accept non accredited