[Talk-GB] Using UK postcode data to generate a heat map

Steven Horner steven at stevenhorner.com
Thu Jan 31 14:00:19 GMT 2013

There is a good tutorial using QGIS to create a heat map here:

I haven't tried it yet though.


On Wed, Jan 30, 2013 at 12:44 PM, David Fisher <djfisher81 at gmail.com> wrote:

> Hi all,
> A friend has come to me with an interesting-sounding request, and I just
> wondered how feasible it might be.
> He has a database of UK postcodes and some measurement or other (not sure
> what yet) and would like to create a heat map.
> Neither of us are techies, but I've been contributing to OSM for a year
> now and am familiar with JOSM and (to a lesser extent) QGIS.
> How difficult a project is likely to be?  (bearing in mind I'd be doing it
> in my spare time as a favour and for my personal interest)
> I assume you'd first have to convert the postcodes to lat/lon?  Then I'd
> need a rendering tool for the "heat" colours, and then a simple base map on
> which to overlay it (just thinking out loud now).
> It sounds like the sort of thing it'd be useful to have a tutorial for.
> If one exists, great!  If not, and if I'm successful, I might have a go at
> writing one.
> Thanks in advance,
> David.  (user Pgd81)
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