Category Archives for Open Source

acs v2.1.1 is now on CRAN

A new version of the acs package is now on CRAN. I recommend that all users of choroplethr update to this version. Here is how to do it: As a reminder, after updating the acs package you might need to reinstall your Census API key with ?api.key.install. New Performance Issue Internally, choroplethr uses the acs package […]

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Choroplethr v3.6.1 is now on CRAN

Choroplethr version 3.6.1 is now on CRAN. This version makes it easier to Calculate the percent change in demographic datasets Visualize that percent change on a map [content_upgrade cu_id=”5640″]Bonus: Download the code in this post![content_upgrade_button]Click Here[/content_upgrade_button][/content_upgrade] As an example, the following map shows how the median age in US States changed between 2010 and 2015: In […]

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Choroplethr v3.6.0 is now on CRAN

Choroplethr version 3.6.0 is now on CRAN. This version adds functionality for getting and mapping demographics of US Census Tracts. You can install it from the R console as follows:

To use this functionality you will need an API key from the US Census Bureau. You can learn more about that here. [content_upgrade cu_id=”5608″]Bonus: […]

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Live Presentation: Kyle Walker on the tigris Package

Next Tuesday (April 4) at 9am PT I will be hosting a webinar with Kyle Walker about the tigris package in R. In addition to creating the Tigris package, Kyle is also a Professor of Geography at Texas Christian University. If you are interested in R, Mapping and US Census Geography then I encourage you to […]

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Upcoming Talk: 2017 ACS Data Users Conference

My abstract was recently accepted for the 2017 ACS Data Users Conference, and on May 12 I will be giving a talk titled Mapping ACS Data in R with Choroplethr. I am looking forward to attending the conference! For those who don’t know, ACS stands for American Community Survey. If you have taken Learn to Map Census Data in R, […]

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Slides from my Talk at the CDC

Two weeks ago I had the honor of giving a talk about my open source work at the CDC. Last week I gave the talk again as an open-enrollment webinar. In case you missed that talk, you can view the slides here. You can also download the slides by entering your email below. [content_upgrade cu_id=”5296″]Download […]

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Live Presentation: My Talk at the CDC

Last Thursday I had the honor of giving a talk about my open source work to the CDC’s R Users Group. A big thank you to the CDC for having me! As the creator of a software package that maps open data, it was wonderful to speak at the CDC: not only do they publish […]

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Choroplethr v3.5.3 is now on CRAN

A new version of choroplethr is now on CRAN. You can get it by typing the following: Motivation This new version was motivated by a few warnings that had started appearing since the latest update to ggplot2: These warnings did not effect the actual functionality of choroplethr. But the issue that caused them has been resolved. […]

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choroplethrZip v1.3.0: easier demographics, national maps

Introduction choroplethr v3.0 is now available on github. You can get it by typing

Version 1.3.0 has two new features: Data frame df_zip_demographics contains eight demographic statistics about each ZIP Code Tabulated Area (ZCTA) in the US. Data comes from the 2013 5-year American Community Survey (ACS). Function ?get_zip_demographics will return a data.frame with […]

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choroplethr v3.0.0 is now on CRAN

Today I am happy to announce that version 3.0.0 of my R mapping package choroplethr is now available from CRAN. To get it, you can simply type:

from an R console. If you don’t know what any of this means then I recommend taking Coursera’s excellent R Programming class 🙂 The most notable change in […]

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