What is HDB downpayment? HDB downpayment refers to the First payment created by a customer when obtaining a Housing Progress Board (HDB) flat in Singapore. Exactly how much is the HDB downpayment? The HDB downpayment amount depends on whether the buyer is taking a housing loan or using their CPF https://hdbdownpayment39516.blogsumer.com/29732879/hdb-downpayment