Archive for June, 2014

List of neighboring states for each US state

June 1st, 2014 No comments

I was searching for a list of neighboring/bordering/adjacent states for each USA state.

I asked on StackOverflow but I had no luck:

I wasn’t able to find any open data.

So, I finally decided to create my own list using the following sources:

=> Feel free to verify, contribute and reuse my file: neighbors-states.csv


  • The SQL script was created for SQL Server 2008.

Possible improvements:

  • Add a column called “IsApproximativeNeighbor” in the table “NeighborStates” to define properly the relation between Alaska and Washington state even if there is no common border.

Off topic:

Categories: Programmation Tags: