Category Archives: free gis data

GeoCommons 2.0 – better, faster performance, bigger data visualization #GeoIQ

This week, perhaps while you were sleeping, the team at GeoIQ launched GeoCommons 2.0, the newest version of its community site. According to the folks at GeoIQ, they’ve made some exciting enhancements to the GeoIQ platform that powers GeoCommons, resulting … Continue reading

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OS OpenData – Making Public Data Public with free and unrestricted access to geographic data

No doubt you’ve heard the buzz from the Ordnance Survey and the OS OpenData initiative… as of yesterday the doors are open! OS OpenData (www.ordnancesurvey.co.uk/opendata) allows users to download a wide range of mapping and geographic information for free reuse … Continue reading

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Free GIS Data Tip – NLCD 2001 – nationwide land cover at 30-meter resolution

The Multi-Resolution Land Characteristics (MRLC) Consortium is a group of federal agencies who first joined together in 1993 (MRLC 1992) to purchase Landsat 5 imagery for the conterminous U.S. and to develop a land cover dataset called the National Land … Continue reading

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Free Data Tip – World database of large urban areas, 1950-2050

Showing historic estimates and future projections for cities, urban areas and megacities with more than 750000 inhabitants for 1950-2050. The data has been acquired from UN Population Division and georeferenced.  The data is available as spreadsheet/table, maps, for Google Earth, … Continue reading

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Coming Soon, the London DataStore – sounds like GeoData.gov!

As reported by The Guardian, this interesting, open and free data resource will be coming soon thanks to some investment by the government earmarked to kick-start application developers and provide them with the data they need. From The Guardian… The … Continue reading

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Data Tip – World database of large urban areas 1950-2050

An interesting data tip from a reader… Showing historic estimates and future projections for cities, urban areas and megacities with more than 750000 inhabitants for 1950-2050. The data has been acquired from UN Population Division and georeferenced. The data is … Continue reading

Posted in free gis data |

Info Needed on Free Housing and Economic Data + Maps + Shapefiles

I received this message from Kristen Carney asking for some feedback and offering up free data for your input … If you use housing and economic Census data, I need your feedback.  You can get housing and economic data, labeled … Continue reading

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USGS and a new generation of Topo Maps – A primer on US Topo

Downloading “free” USGS topos from around the web?? Are you getting the new, enhanced USGS topos – US Topo? Chances are that if you’re downloading or even paying for free USGS topos from various, archaic data repositories and data warehouses … Continue reading

Posted in free data, free gis data, usgs |

Free GIS Data Spotlight Video – Natural Earth

You know I dig free GIS data and I also love messing around with video (although I could use a little more practice with post processing and video editing ;0) And so, here’s a little of both as I walk … Continue reading

Posted in free gis data, video |

Santa Clara County slammed with $500K fine for not sharing data

An interesting bit of fall out in California as Santa Clara County has been ordered to pay up for essentially trying to hoard their data and “stick it” to those who want access to it. Fees for data, cost recovery, … Continue reading

Posted in California, free gis data |

2009 TIGER/Line SHP files from Census Bureau

Looks like the US Census Bureau has just updated their data holdings and is making available the 2009 TIGER/Line files in SHP format via FTP download. The data include spatial data for geographic features such as roads, railroads, rivers, and … Continue reading

Posted in census, free gis data |

Openness via Data.gov – Access A Wealth of Geospatial Data and a Cool ESRI SHP file Viewing Tool

You may have heard about the recently launched data.gov web portal – a resource from the Feds designed to  increase public access to high value, machine readable datasets.  Data.gov increases the ability of the public to easily find, download, and … Continue reading

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