Value Historical

Retrieve historical time series data for monthly blockgroup-median property values and dollar values per sq ft, offering valuable insights into past market trends and performance. Historical data available back to 1985 or after depending on local market data availability.

Source: HouseCanary

Pricing Tier: Premium

Updated: Monthly

Request Query Params

<table><tr><th>Property</th><th>Type</th><th>Description</th><th>Example</th><th>Enum Values</th></tr> <tr><td>blockgroup_id</td><td>string</td><td>12-digit census block group ID</td><td>060750615003</td> <td></td></tr> <tr><td>property_type</td><td>string</td><td>Desired property type to include in the time series. Defaults to SFD. One of [SFD, TH, CND, INC, MFH].</td><td></td> <td>[SFD, TH, CND, INC, MFH]</td></tr> <tr><td>order</td><td>string</td><td>Chronological order to sort result items. One of [asc or desc]. Defaults to asc.</td><td></td> <td>[asc, desc]</td></tr> <tr><td>limit</td><td>integer</td><td>Maximum integer number of result items to return. Defaults to null.</td><td>10</td> <td></td></tr> <tr><td>start</td><td>string</td><td>Beginning date limit for result items, based on month, in ISO 8601 format, i.e. 2015-01-01. Defaults to null.</td><td>2015-01-01</td> <td></td></tr> <tr><td>end</td><td>string</td><td>Ending date limit for result items, based on month, in ISO 8601 format, i.e. 2015-01-01. Defaults to null.</td><td>2015-01-01</td> <td></td></tr> </table>

Response

<table><tr><th>Field</th><th>Type</th><th>Description</th><th>Example</th><th>Enum Values</th></tr> <tr><td>property_type</td><td>string</td><td>Type of property specified in the request. Defaults to SFD. One of ["SFD", "TH", "CND", "INC", "MFH"].</td><td>TH</td> <td>[SFD, TH, CND, INC, MFH]</td></tr> <tr><td>time_series</td><td>array</td><td>List of months and values.</td><td></td> <td></td></tr> <tr><td>time_series[]</td><td>object</td><td></td><td></td> <td></td></tr> <tr><td>time_series[].month</td><td>string</td><td>Month of the value in ISO format.</td><td>2023-08-01</td> <td></td></tr> <tr><td>time_series[].value_median</td><td>integer</td><td>Amount in dollars of the forecasted median property sale value for the month.</td><td>320000</td> <td></td></tr> <tr><td>time_series[].value_sqft_median</td><td>number</td><td>Amount in dollars of the forecasted median property sale value per square foot for the month.</td><td>210.5</td> <td></td></tr> </table>

[
  {
    "blockgroup/value_ts_historical": {
      "result": {
        "property_type": "TH",
        "time_series": [
          {
            "month": "2023-08-01",
            "value_median": 320000,
            "value_sqft_median": 210.5
          }
        ]
      }
    },
    "blockgroup_info": {
      "block_id": "060750615003"
    }
  }
]