WRENN Natural Language Query

Ask questions about UK listed buildings and planning applications

Try These Example Questions

  • Counts: "How many listed buildings are there in England?"
  • Breakdowns: "What's the breakdown of buildings by grade?"
  • Geographic: "Which LPAs have the most listed buildings?"
  • Performance: "Which LPAs have the worst on-time performance?"
  • Time series: "When were most buildings listed?"
  • Pending: "Show planning applications pending over 200 days"
Loading widget...

About This Widget

How It Works

This widget uses AI to convert your natural language questions into SQL queries against the WRENN database of ~493,000 listed buildings and ~535,000 planning applications across the UK.

The widget automatically detects the best way to visualize your results - tables for detailed data, charts for aggregations, and maps for spatial queries.

Data Sources

  • Listed Buildings: Historic England, Historic Environment Scotland, Cadw (Wales), NI Environment
  • Planning Applications: PlanIt API with daily updates
  • Coverage: All four UK countries

Free vs Premium Data

Free Tier: Building locations, grades, dates, LPA statistics, planning decision metrics

Premium Tier: AI-extracted building attributes (architects, styles, materials), application descriptions, agent data, change of use analysis