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Referentiewoningen API

Aan de hand van een adres geeft dit endpoint tot 50 kwalitatief goede referentieobjecten terug. Deze referenties zijn voorzien van een geïndexeerde transactieprijs zodat u makkelijk de objecten in de lijst met elkaar kan vergelijken zonder rekening te houden met de verkoopdatum. Daarnaast is elke referentie voorzien van een referentiescore zodat u makkelijk kunt zien welke objecten de beste referentie zijn voor het te evalueren object. Deze score is gebaseerd op de karakteristieken van de woning, de verkoopdatum en de afstand tussen de objecten.

Voor wie is het?

  • U wilt een zo compleet mogelijke lijst van referentieobjecten voor een bepaald object

  • U wilt deze objecten graag in één oogopslag kunnen vergelijken

Wat moet ik weten?

  • Dit endpoint levert geen koopsommen terug. In plaats daarvan krijgt u toegang tot een geïndexeerde transactieprijs wat u in staat stelt om te vergelijken zonder rekening te houden met de verkoopdatum

  • Deze oplossing wordt gebruikt en regelmatig getest door onafhankelijke taxateurs

get

Returns comparable properties with price ranges.

Authorizations
Query parameters
postalCodestringRequired

Zipcode

Example: 1251NJ
houseNumberintegerRequired

House number

Example: 22
houseLetterstringOptional

House letter

houseNumberExtstringOptional

House number extention

valuationDatestring · dateOptional

Valuation date

Default: 2025-10-03Example: 2025-10-03
buildYearintegerOptional

Indication of the year in which the building will originally be delivered in, or is architectually ready. Also known as construction year.

Example: 1955
houseTypestring · enumOptional

Type of dwelling.

Example: 2-onder-1-kapwoningPossible values:
useSurfaceintegerOptional

The usable surface area of a property object in m2.

Example: 104
parcelSurfaceintegerOptional

The lot/parcel surface in m2.

Example: 338
locationWeightnumberOptional

Measure of Location importance in finding reference objects.

Default: 0.4Example: 0.4
houseDetailsWeightnumberOptional

Measure of House details importance in finding WOZ reference objects.

Default: 0.4Example: 0.4
volumeintegerOptional

Volume in m3.

Example: 411
energyLabelstring · enumOptional

A label indicating how well the property object is insulated.

Example: EPossible values:
nReferencesintegerOptional

Amount of reference objects to return.

Default: 50Example: 50
minUseSurfaceintegerOptional

Minimal use surface of reference objects.

Example: 100
maxUseSurfaceintegerOptional

Maximal use surface of reference objects.

Example: 200
minBuildYearintegerOptional

Minimum build year of reference objects.

Example: 2020
maxBuildYearintegerOptional

Maximum build year of reference objects.

Example: 2025
minParcelSurfaceintegerOptional

Minimal parcel surface of reference objects.

Example: 100
maxParcelSurfaceintegerOptional

Maximum parcel surface of reference objects.

Example: 400
maxDistanceintegerOptional

Maximum distance from the valuation object to the reference object in meters.

Default: 10000
minTransportDatestring · dateOptional

Minimal transport date of reference objects.

maxTransportDatestring · dateOptional

Maximum transport date of reference objects.

transportDateWeightnumberOptional

Measure of transport date importance in finding reference objects.

Default: 0.2Example: 0.2
Responses
200

MxReferenceFinderResponse

application/json
get
GET /v1/mx-reference-finder?postalCode=1251NJ&houseNumber=22 HTTP/1.1
Host: api.matrixian.com
Authorization: Bearer YOUR_SECRET_TOKEN
Accept: */*
{
  "statusCode": 200,
  "headers": {
    "Content-Type": "application/json"
  },
  "isBase64Encoded": false,
  "body": {
    "id": "string",
    "params": {
      "postalCode": "1251NJ",
      "houseNumber": "22",
      "valuationDate": "2025-10-03",
      "buildYear": "1955",
      "houseType": "2-onder-1-kapwoning",
      "useSurface": "104",
      "parcelSurface": "338",
      "allowedHouseTypes": "Appartement,2-onder-1-kapwoning",
      "locationWeight": "0.4",
      "houseDetailsWeight": "0.4",
      "volume": "411",
      "energyLabel": "E",
      "nReferences": "50",
      "minUseSurface": "100",
      "maxUseSurface": "200",
      "minBuildYear": "2020",
      "maxBuildYear": "2025",
      "minParcelSurface": "100",
      "maxParcelSurface": "400",
      "maxDistance": "10000",
      "transportDateWeight": "0.2"
    },
    "data": {
      "postal_code": "1251NJ",
      "house_number": 22,
      "house_letter": null,
      "house_number_ext": null,
      "house_type": "2-onder-1-kapwoning",
      "build_year": 1955,
      "use_surface": 104,
      "use_surface_bag": 104,
      "parcel_surface": 338,
      "references": [
        {
          "index_nr": 1,
          "number_id": 417200000001419,
          "street_name": "Graafland",
          "postal_code": "1251NJ",
          "house_number": 22,
          "house_letter": null,
          "house_number_ext": null,
          "city_name": "Laren",
          "municipality_name": "Laren (NH.)",
          "province_name": "Noord-Holland",
          "latitude": 52.25291881,
          "longitude": 5.23903348,
          "distance": 200,
          "house_type": "2-onder-1-kapwoning",
          "build_year": 1955,
          "use_surface": 104,
          "use_surface_bag": 104,
          "parcel_surface": 338,
          "volume": 411,
          "energy_label": "E",
          "energy_label_is_registered": true,
          "energy_label_registration_valid_until": "2025-10-03",
          "date_transaction": "2025-10-03",
          "price_class_low": 1050000,
          "price_class_high": 1080000,
          "date_on_offer_since": "2025-10-03",
          "offered_price": 1000000,
          "status": "online",
          "storage_space": "text",
          "exterior_space": "text",
          "garage": "text",
          "insulation": "text",
          "image_front": "text",
          "image_other": [
            "text"
          ],
          "description": "text",
          "address_source": "BAG",
          "house_type_source": "BAG",
          "build_year_source": "BAG",
          "use_surface_source": "BAG",
          "parcel_surface_source": "BAG",
          "volume_source": "BAG",
          "energy_label_source": "EP Online",
          "date_transaction_source": "Kadaster",
          "date_on_offer_since_source": "Kadaster",
          "offered_price_source": "Funda",
          "status_source": "Funda",
          "storage_space_source": "Funda",
          "exterior_space_source": "Funda",
          "garage_source": "Funda",
          "insulation_source": "Funda",
          "image_front_source": "Funda",
          "image_other_source": "Funda",
          "description_source": "Funda",
          "multiple_objects": true,
          "referenceTransactionApiCallPrice": 1,
          "transaction_price": 100000,
          "similarity_score": 99.84,
          "filling_grade": 86.66,
          "ownership_situation_funda": "text",
          "ownership_situation_kadaster": "text",
          "date_transport": "2025-10-03",
          "date_sale": "2025-10-03",
          "transaction_price_indexed": 1,
          "transactions_price_indexed_date_transport": 1,
          "transaction_price_indexed_date_sale": 1,
          "is_monument": false,
          "nett_use_surface": 104,
          "reference_score": 1,
          "date_score": 1,
          "location_score": 1,
          "house_details_score": 1
        }
      ],
      "valuation_date": "2025-10-03",
      "front_image_url": "text",
      "energy_label": "E",
      "energy_label_registration_valid_until": "2025-10-03",
      "volume": 411,
      "storage_space": "text",
      "garage": "text",
      "description": "text",
      "date_transaction": "2025-10-03",
      "transaction_price_indexed": 1,
      "transactions_price_indexed_date_transport": 1,
      "transaction_price_indexed_date_sale": 1,
      "date_sale": "2025-10-03",
      "date_transport": "2025-10-03"
    },
    "error": {},
    "meta": {},
    "status": "success"
  }
}

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