{
  "snapshot": "2026-10",
  "area": {
    "code": "E09000001",
    "name": "City of London",
    "nation": "England",
    "kind": "local",
    "parent": {
      "code": "E12000007",
      "name": "London"
    }
  },
  "prices": {
    "month": "2026-07",
    "period": null,
    "all": {
      "value": 710652,
      "provenance": {
        "dataset": "local/E09000001.json",
        "source": "UK HPI, private rents and affordability: City of London",
        "observed": "2026-07",
        "published": "2026-09-16",
        "coverage": "England; local authority E09000001; parent area E12000007",
        "scope": "City of London",
        "fallback": false
      }
    },
    "detached": {
      "value": 1167718,
      "provenance": {
        "dataset": "data.json",
        "source": "UK HPI regions and nations; ONS private rents; ONS affordability; ONS CPI (D7BT)",
        "observed": "2026-07",
        "published": "2026-09-16",
        "coverage": "9 English regions and the nations of Wales, Scotland and Northern Ireland",
        "scope": "London",
        "fallback": true
      }
    },
    "semi": {
      "value": 724106,
      "provenance": {
        "dataset": "data.json",
        "source": "UK HPI regions and nations; ONS private rents; ONS affordability; ONS CPI (D7BT)",
        "observed": "2026-07",
        "published": "2026-09-16",
        "coverage": "9 English regions and the nations of Wales, Scotland and Northern Ireland",
        "scope": "London",
        "fallback": true
      }
    },
    "terraced": {
      "value": 642452,
      "provenance": {
        "dataset": "data.json",
        "source": "UK HPI regions and nations; ONS private rents; ONS affordability; ONS CPI (D7BT)",
        "observed": "2026-07",
        "published": "2026-09-16",
        "coverage": "9 English regions and the nations of Wales, Scotland and Northern Ireland",
        "scope": "London",
        "fallback": true
      }
    },
    "flat": {
      "value": 709939,
      "provenance": {
        "dataset": "local/E09000001.json",
        "source": "UK HPI, private rents and affordability: City of London",
        "observed": "2026-07",
        "published": "2026-09-16",
        "coverage": "England; local authority E09000001; parent area E12000007",
        "scope": "City of London",
        "fallback": false
      }
    },
    "annualChange": -17.4,
    "sales": {
      "month": "2026-05",
      "count": 6,
      "provisional": true
    },
    "basis": "UK HPI mix-adjusted average completed-sale prices, non-seasonally adjusted; broad-area benchmark, not a property valuation",
    "warning": "Latest 12 months provisional and subject to revision. NI latest price reflects Q2 2026; transaction volumes lag and are revised."
  },
  "rent": {
    "month": "2026-08",
    "monthly": 2332,
    "annualChange": 3.521148,
    "provenance": {
      "dataset": "data.json",
      "source": "UK HPI regions and nations; ONS private rents; ONS affordability; ONS CPI (D7BT)",
      "observed": "2026-08",
      "published": "2026-09-16",
      "coverage": "9 English regions and the nations of Wales, Scotland and Northern Ireland",
      "scope": "London",
      "fallback": true
    }
  },
  "affordability": {
    "available": true,
    "year": 2025,
    "ratio": 11.1,
    "medianPrice": 762500,
    "medianEarnings": 68663,
    "provenance": {
      "dataset": "local/E09000001.json",
      "source": "UK HPI, private rents and affordability: City of London",
      "observed": "2025",
      "published": "2026-09-16",
      "coverage": "England; local authority E09000001; parent area E12000007",
      "scope": "City of London",
      "fallback": false
    }
  },
  "asking": {
    "askingPrice": 657775,
    "daysToBuyer": 78,
    "region": "London",
    "period": "September 2026 report; time-to-buyer figures from August 2026",
    "provenance": {
      "dataset": "market.json",
      "source": "Rightmove House Price Index, September 2026",
      "observed": "September 2026 report; time-to-buyer figures from August 2026",
      "published": "2026-09-21",
      "coverage": "Great Britain; Northern Ireland unavailable. September 2026 report; time-to-buyer figures from August 2026",
      "scope": "London",
      "fallback": false
    },
    "gapStatement": "Different samples, methods and dates. The gap between these averages is not a negotiated discount."
  },
  "limits": [
    "Local-authority UK HPI estimates use a three-month moving average; they are area benchmarks, not individual property valuations."
  ]
}