I would narrow down some counties you are interested in buying in and research their website to see if is mentione. if not call someone in the treasury department and ask 

Harrah’s Cherokee casino is just up the road and Great Smoky Mountain Railroad is a draw.

,I like to think of the Roth IRA or a 401K or a 529B or any of these tax deferred accounts as basically different cookie jars on a counter, but inside each cookie jar are different types of "cookies" or "investments" like a bank high yield savings account or a money market fund or a Treasury bill or a municipal bond fund or a corporate bond fund, or stocks, like SP500 ETF, etc.

It’s located near a big refinery and 30 mins away from casinos in lake Charles.

For others, treasuries are returning 5% passively. 

For the past many months, I don't know anyone with more than, say, $5,000 in idle cash who isn't using Treasury Direct to get 5%+ on idle money; pick your term - short (4 weeks) or longer (52 weeks). 

I went out and purchased purchased anold 30 year treasury bond(s) (actually five $10k bonds) with a 5.5% coupon for about $24,000.

A bank, or credit union, or anyone issuing a mortgage, can earn 5% interest from treasury bonds, or a money market account.

Hell your 530k in equity will produce more return in treasuries... right now almost 5 percent. 

Treasury bonds, which are issued by the United States federal government.