Redfin

Redfin Valuation API

Endpoints for automated valuation model (AVM) data and estimates.

GitHub OpenAPI
Business capability
Real Estate Valuation & Appraisal Management BC-4970

Operations 1

GET /api/home/details/avmHistoricalData Get AVM historical valuation data #

Documentation

📖
Documentation
https://github.com/alientechsw/RedfinPlus/blob/master/docs/REDFIN.md
📖
Documentation
https://www.redfin.com/news/data-center/
📖
Documentation
https://support.redfin.com/hc/en-us/articles/360016476931-Downloading-Data

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/redfin/refs/heads/main/openapi/redfin-valuation-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/redfin/refs/heads/main/json-schema/redfin-market-tracker-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/redfin/refs/heads/main/json-schema/redfin-property-schema.json
📊
JSONStructure
https://raw.githubusercontent.com/api-evangelist/redfin/refs/heads/main/json-structure/redfin-property-structure.json
📊
JSONStructure
https://raw.githubusercontent.com/api-evangelist/redfin/refs/heads/main/json-structure/redfin-market-tracker-structure.json

Other Resources

🔗
SpectralRules
https://raw.githubusercontent.com/api-evangelist/redfin/refs/heads/main/rules/redfin-rules.yml
🔗
JSONLD
https://raw.githubusercontent.com/api-evangelist/redfin/refs/heads/main/json-ld/redfin-context.jsonld
🔗
Vocabulary
https://raw.githubusercontent.com/api-evangelist/redfin/refs/heads/main/vocabulary/redfin-vocabulary.yml

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OpenAPI Specification

redfin-valuation-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Redfin Stingray Valuation API
  description: The Redfin Stingray API is the internal REST API that powers the Redfin website and mobile applications.
  version: 1.0.0
  contact:
    name: Redfin
    url: https://www.redfin.com
  termsOfService: https://www.redfin.com/about/terms-of-use
servers:
- url: https://www.redfin.com/stingray
  description: Redfin Stingray Production Server
tags:
- name: Valuation
  description: Endpoints for automated valuation model (AVM) data and estimates.
paths:
  /api/home/details/avmHistoricalData:
    get:
      operationId: getAvmHistoricalData
      summary: Get AVM historical valuation data
      description: Retrieves historical automated valuation model (AVM) data for a property, including Redfin Estimate history over time. Returns time-series data showing estimated property values at various points in history.
      tags:
      - Valuation
      parameters:
      - $ref: '#/components/parameters/propertyId'
      - $ref: '#/components/parameters/accessLevel'
      - name: type
        in: query
        description: The type of AVM data to retrieve, such as estimate type or valuation model variant.
        schema:
          type: string
      responses:
        '200':
          description: Historical AVM valuation data
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AvmHistoricalDataResponse'
components:
  parameters:
    propertyId:
      name: propertyId
      in: query
      required: true
      description: The unique Redfin property identifier.
      schema:
        type: integer
    accessLevel:
      name: accessLevel
      in: query
      description: The access level for the request, controlling the detail of data returned. Common value is 1.
      schema:
        type: integer
        default: 1
  schemas:
    AvmHistoricalDataResponse:
      type: object
      description: Response containing historical AVM (Automated Valuation Model) data.
      properties:
        resultCode:
          type: integer
          description: API result code indicating success or failure.
        payload:
          type: object
          description: Response payload containing historical valuation data.
          properties:
            dataPoints:
              type: array
              description: Time-series valuation data points.
              items:
                type: object
                properties:
                  timestamp:
                    type: integer
                    description: Unix timestamp for the data point.
                  value:
                    type: number
                    description: Estimated property value at this point in time.
externalDocs:
  description: Reverse-Engineered API Documentation
  url: https://github.com/alientechsw/RedfinPlus/blob/master/docs/REDFIN.md