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All about the numbers, our data sets are 100% raw, unprocessed Open Data. We constantly add new data from public, private and third sector providers.

A smorgasbord of creativity, technology, science, and wonderment. Explore the projects and prototypes demonstrating Open Data in action.

A whistle stop tour of the Leeds data scene featuring guest blogs, news, events, announcements and more from us and our friends from across the city.

Education (Coming Soon)

Not a data genius but want to get invovled? Our handy hints, tips, challenges and range of courses at your own pace will guarantee instant geek envy.

Published Datasets
Number of new datasets for 2015
API's ready to use
Number of current projects
Page views since launch

Latest News From Down t'Mill


The Power of Open Data

Written by / on 23rd

Sandip Ghattaure and Stephen Blackburn both work in Leeds City Council’s Open Data team. Their latest work is the release of the city’s WiFi data set. Sandip: As part of the open data team, my role is to liaise with services and partners, encouraging them to open up their varied amounts of data, at times… Read more »


Upcoming Events


Hack My Route – Live Blog

Written by / on 7th

Leeds Data Mill have joined forces with West Yorkshire Combined Authority (formerly Metro), and ODI Leeds to create Hack My Route, a creative hack day designed to bring cyclists together with road safety specialists and creative developers to create a new service for cyclists across the wider West Yorkshire region. Catch the action as it… Read more »


Leeds Empties Wins Technology Strategy Board Funding

Written by / on 27th

Leeds Empties is a social enterprise which works with owners of empty homes to bring them back into use.  We are funded by Leeds City Council – and work alongside their Empty Homes Team to offer intensive support to owners of empty homes in Leeds – 90% of which are privately owned. This short film… Read more »


Can Open Data revolutionise Heritage and Culture? There’s £50,000 to help you find out

Written by / on 16th

Guest post by: Briony Phillips I spent the last weekend being inspired by an eclectic group of entrepreneurs, economists, knitters, project managers and developers who had a shared interest in how we can inject some fresh, data driven ideas and energy into the heritage and culture sector(s). We talked about whether the traditional success measure… Read more »


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Hand Picked Data Sets

Leeds City Council logo
Long Term Empty Properties Owned by LTDs
Picked by / on 3rd
Leeds City Council logo
Planning Applications
Picked by / on 2nd
Leeds City Council logo
Picked by / on 2nd
Leeds City Council logo
Public Toilets
Picked by / on 2nd


Leaderboard Coming Soon

Hand Picked Projects


Find My Bin Day

Picked by / on 5th

Find My Bin Day is the first stage in a project that aims to leverage Leeds Data Mill to solve some of the waste management challenges faced by the city.

VIEW Project
The City Dashboard

City Dashboard

Picked by / on 5th

The City Dashboard aims to make local data easy to reach and understandable for all.

VIEW Project