{
  "title": "London average house prices by property type",
  "geography": "London",
  "period": "June 2026",
  "source": "UK House Price Index for June 2026",
  "source_url": "https://www.gov.uk/government/news/uk-house-price-index-for-june-2026",
  "status": "Provisional and subject to revision",
  "licence": "Open Government Licence v3.0",
  "data": [
    { "property_type": "Flat or maisonette", "june_2026_gbp": 431000, "june_2025_gbp": 452000, "annual_change_percent": -4.7 },
    { "property_type": "Terraced", "june_2026_gbp": 641000, "june_2025_gbp": 642000, "annual_change_percent": -0.3 },
    { "property_type": "Semi-detached", "june_2026_gbp": 722000, "june_2025_gbp": 717000, "annual_change_percent": 0.6 },
    { "property_type": "Detached", "june_2026_gbp": 1162000, "june_2025_gbp": 1171000, "annual_change_percent": -0.7 }
  ]
}