What is the retail's cost or wholesaler's price?

The wholesale price is the rate charged by the manufacturer or distributor for an item, while the retail price is the higher rate you charge consumers for the same product.

the u.s. census bureau produces data on the population and economy nationwide. it can you to analyze the kind of people living in your neighborhood. it does not show you the market of people willing to buy your product or an existing market for your product. that will require more market research. the census bureau only gives you an insight to the demographics in your area.