Every data point on LondonIQ comes from an official UK government or public body source. Here's exactly where each metric comes from, how often it's refreshed, and what you should know about its limitations.
Powers: Property prices, price history, yield estimates
Note: 3–6 month lag (time between exchange and registration)
Powers: Demographics, deprivation (IMD), income, ethnicity
Note: IMD last updated 2019; next release due 2026
Powers: Crime rates, crime type breakdown
Note: Recorded crime only; excludes unreported incidents
Powers: School ratings, KS2, Progress 8, Attainment 8
Note: Rating reflects last inspection; some schools not inspected in 5+ years
Powers: PTAL scores, nearby stations, commute times
Note: PTAL based on scheduled services, not actual crowding
Powers: Flood risk, surface water flood, radon
Note: Flood models use 30-year average; climate change not fully incorporated
Powers: Broadband speeds, fibre coverage, 4G/5G
Note: Based on operator-reported data; actual speeds may differ
Powers: EPC ratings, solar potential
Note: ~50% of properties have an EPC; newer builds skew results
Powers: GP satisfaction, A&E wait times
Note: Survey-based; small area sample sizes can be volatile
Powers: Planning applications, housing pipeline
Note: Incomplete: some councils submit data irregularly
Powers: Business registrations, active businesses
Note: Registered address, not necessarily trading address
Powers: Journey times for Commute tools
Note: Public transport only; driving times not included
Powers: Ward councillors, election results
Note: Results take hours to appear after election day
Powers: Ground stability, radon
Note: Based on geological surveys; local variation possible