The present invention relates to a system and a method for supporting financial funding based on crowd funding. The method of the present invention comprises : a first step of performing intermediation, by a P2P funding platform server (20), for a prior order loan between a first financial institution server (40) and a loaner terminal (10); and a second step of suggesting, by the P2P funding platform server (20), crowd funding to start a posterior loan intermediation between an investor terminal group (30) and the lender terminal (10). Accordingly, when an individual or a company progresses a real estate mortgage loan, a debtor secures a pledge right of creditors online by not using a method for setting a mortgage and receiving a financial loan in the existing registration system, and determines an allocation ranking according to mortgage selling, thereby collecting funding from a plurality of creditors by using a real estate as a mortgage, and collecting the funding by using a crowd funding method. Therefore, a new loan system can be established.(20) P2P funding platform(21) Transceiving unit(22) Clouding funding module(22a) Loan condition determining unit(22a-1) Non-rank collective amount recruitment type unit(22a-2) Rank selection section recruitment type unit(22a-3) Reverse auction proposal type unit(22a-4) Hybrid type unit(22b) Auction reservation function unit(22c) Option function unit(23) Dividend setting moduleCOPYRIGHT KIPO 2017