Jordan Hale
Writer, Oh My Maps!
Writes the how-to guides on Oh My Maps! — painting maps, building choropleths from spreadsheet data, and picking the right projection for the job.
Articles
How to Make a Map of Brazil's States
Colour the 27 Brazilian federative units in the browser: paint them by hand, apply the five IBGE regions in one click, import a spreadsheet by state name or two-letter code, and export a print-ready file.
·7 min
How to Make a Map of Europe
Colour a map of Europe in the browser: 51 countries and territories including the microstates, seven projections, flags beside labels, spreadsheet import by name or ISO code, and an unwatermarked export.
·7 min
How to Make a US Election Map (or Any Map of the 50 States)
Build a map of the 50 states and DC in the browser: paint states by hand, apply Census regions in one click, import results from a spreadsheet by state name, abbreviation or FIPS code, and export without a watermark.
·7 min
How to Create a Choropleth Map from Spreadsheet Data
Paste a CSV or TSV of country values and get a shaded choropleth map: matching countries, choosing sequential or diverging scales, equal intervals vs quantiles vs custom thresholds, and exporting with a generated legend.
·6 min
How to Make a Custom World Map Online (Free, No Sign-Up)
A complete walkthrough of building a custom world map in the browser: painting countries, selecting whole continents, patterns, labels and flags, a legend, projections, and exporting a print-ready file.
·9 min
How to Make a Map of Countries You've Visited
Build a travel map of the countries you've been to in a few minutes: paint them, separate 'lived in' from 'passed through', add a legend, and export a print-ready image or a shareable link.
·6 min
Which Map Projection Should You Use? Natural Earth vs Mercator vs Robinson (and 2 more)
A practical guide to the five world map projections in Oh My Maps! — what each one distorts, what it preserves, and which to pick for a travel map, a choropleth, a navigation chart or a slide.
·6 min