Abstract: A computer system for automated generation of a housing price index is provided. The system can receive transaction data relating to the sale of a house or apartment and generate a hedonic price index based on the received transaction data for a specified period. The system can further be configured to continuously determine an estimate of the price index for the current period based on received new transaction data. The housing price index can be disseminated in real time, the method and system as described herein significantly reduces the risk for market manipulation and insider trading in a financial instrument relying on a housing price index. This is obtained by continuously generating an estimate of the index as deal data is generated an input into the system.