Mappa Mercia is a project to grow OpenStreetMap in the West Midlands, UK. We run community events, provide training and support local organisations wishing to open up their data.

Latest from the blog

How to map a school in OpenStreetMap

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During the first quarter of 2016, the UK OpenStreetMap community are helping each other to map schools. If you have never mapped anything in OpenStreetMap before then here is a really simple picture... READ MORE

Who’s involved? Edits to OpenStreetMap

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We have many ways to follow the progress of the fifth quarterly project – schools. One such method is to look at the changesets that include the comment “‘#OSMSchools”. We can visualise these... READ MORE

UK mapping hot-spots

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It’s been a month since we started our fifth quarterly project, so let’s look at where the engaged OpenStreetMap contributors are editing. Read on to find out where the mapping hot-spots are and... READ MORE