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Reconstruct the historical evolution of average prices and rental rates for any Italian municipality using reliable time-series data.
The Historical Real Estate Value API returns the history of average monthly prices per square meter (for sale or rent) for a municipality, optionally filtering by a specified date range.
Specifically, it provides full access to the historical price series and average square-meter prices for sales and rentals, enabling the analysis of multi-year trends at the municipal level to precisely track market value performance over time.
The service provides historical coverage dating back to March 2018.
The response array includes the following information:
GET /IT-avg_sqm_value_history
The required request parameters are:
https://realestate.openapi.com/IT-avg_sqm_value_history?municipality=Roma&province=RM&type=sale&start_year=2023&start_month=06&end_year=2024&end_month=03
If the date range filter is omitted, data starting from March 2018 will be returned.
GET /IT-avg_sqm_value_history
Below is a sample response for the parameters specified above:
{
"data": {
"municipality": "Roma",
"istat_code": "058091",
"province": "RM",
"type": "sale",
"history": [
{
"date": "2025-01",
"average_price_per_sqm": 3200
},
{
"date": "2025-02",
"average_price_per_sqm": 3220
}
]
},
"success": true,
"message": "",
"error": null
}
Below is a sample response when no information is found for the specified parameters:
{
"data": {
"municipality": "Roma",
"istat_code": "058091",
"province": "RM",
"type": "sale",
"history": []
},
"success": true,
"message": "No data available for the selected date range.",
"error": null
}
In the event of an invalid request, a message containing the detected error code will be returned:
{
"success": false,
"message": "Invalid value for type, must be sale or rent",
"error": 270,
"data": null
}
This service is an essential tool for banking risk assessment models, investment fund analysis, retroactive appraisals, and market reports aimed at tracking asset performance over time.
This service is part of the Real Estate API.
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The Historical Property Value service provides comprehensive access to historical trends for property valuations and average prices per square meter in a specific municipality.
You can execute API calls by specifying the target municipality, the transaction type (sale or lease), and the time frame using the start and end period parameters ("from_month/year" to "to_month/year").
The service provides a historical depth extending back to March 2018.
The API returns an ordered time-series array containing the municipality, province, ISTAT code, and average price per square meter.
The response includes the average price per square meter calculated on a monthly basis for every month within the requested time range.
It is an essential tool for calculating historical investment yields, estimating retroactive capital gains, assessing mortgage collateral depreciation, and feeding predictive Machine Learning algorithms.
The API delivers real-time responses.
It is tailored for banking risk assessment models, financial statement analyses for Real Estate investment funds, retroactive appraisal reports, and market analyses tracking capital performance over time.
Pricing is set at €0.12 per request on a pay-as-you-go basis, with volume discounts starting at €0.032 per query for subscription plans.