The invention relates to an automatic processing method for real estate surveying and mapping, which completes the processing of cadastral data and house data in the process of real estate data processing, and realizes the automatic registration of houses. Compared with the traditional operation process, this method improves the cadastral data The efficiency of generation, attribute editing, quality inspection, and result generation provides a new idea for data processing of rural houses and realizes the unification of houses and land. The present invention includes cadastral data processing and housing data processing; when processing cadastral data, the original cadastral data is first converted into . When processing data, first perform data preprocessing, then check layered information, select layered parcels, generate corresponding layered maps with each parcel as a unit, scan the whole map to accumulate the area of each floor and each building, and finally generate the corresponding Housing information questionnaire and housing stratification and household diagram.