Simply put the concept of live in one unit rent out the other is not a strategy, there is much more to successfully house hacking in NJ. 

In this market outlook report, we will take a look at the current and future outlook of cap rates and interest rates, the market fundamentals for the multifamily sector as a whole, the falling net deliveries and vacancies of multifamily units in the coming years in the D.C.

Depending on the size of the unit, you may see more interest from work crews coming through your area. 3-5 bedrooms are particularly attractive for this avatar.

.: We just this week bought a 6 unit building in a top notch suburban school system for $615,000 with gross rents of $4615, but to make the deal cashflow (barely), had to raise the gross monthly rents to $6570 on 4/1.

Highest number of units without getting into commercial buidling codes at 4 units you have additional engineering requirements. 

Cincinnati and Columbus chapters are very active here and nationally and a great resource for networking, recommended contractors/vendors and education.

Right now, I’m looking to buy my first duplex, live in one unit, and rent out the other to offset my mortgage.

For example in many jurisdictions I can STR units in a duplex but cannot STR an ADU (some jurisdictions will let you STR if you owner occupy).

I would like to purchase a 4 unit building in NKY in 2025.

You can typically count 75% of the previous rental income (from the units you will not live in) toward your qualifying income.