Contiguous states (USA)

A network of contiguous states in the USA, in which each state is a node and two nodes are connected if they share a land-based geographic border. The dataset includes the lower 48 states, and the District of Columbia.[^icon] [^icon]: Description obtained from the [ICON](https://icon.colorado.edu) project.

npx keepset fetch netzschleuder-contiguous_usa

Nodes: 49
Edges: 107
Size: 2.8 KiB

Fetch and preview this dataset on this page, or download the result as JSON. The command line fetches it without a browser.

Overview

Id	`netzschleuder-contiguous_usa`
Namespace	`netzschleuder`
Aliases	`contiguous_usa`
Category	`graph/v1`
Kind	graph
Domain	Transportation network
Licence	not recorded by the source
Catalogue	`keepset` 1.33.0

Sources and provenance

#	URL	Status	Retrieved	Read by recipe	Pinned snapshot	SHA-256
0	http://konect.cc/networks/contiguous-usa	live	2026-04-20		20260421131150raw	`0bd299804b25`
1	https://networks.skewed.de/net/contiguous_usa	live	2026-04-20		20260316211723raw	`ba53fa949779`
2	https://networks.skewed.de/net/contiguous_usa/files/contiguous_usa.csv.zip	live	2026-04-20	yes	20240428102425raw	`56f93cecde25`

Citations

D. Knuth, "The Stanford GraphBase: a platform for combinatorial computing”. Addison-Wesley Publishing Company (1993). http://www-cs-faculty.stanford.edu/~uno/sgb.html

Recipe

Source	#2
Archive	zip
Member	`edges.csv`
Parser format	`"edge-list"`
Parser encoding	`"utf-8"`
Parser delimiter	`"comma"`
Parser skipLines	`0`
Parser commentPrefixes	`["#"]`
Parser sourceColumn	`0`
Parser targetColumn	`1`

Crosswalk

keepset/topology to graph/v1, as a crossmap crosswalk.

Rule	From	To	Direction
move	`meta`	`meta`	both
move	`nodes[].id`	`nodes[].id`	both
move	`edges[].source`	`edges[].source`	both
move	`edges[].target`	`edges[].target`	both

Expected counts

Edges	107
Nodes	49

Properties

Directed	no
Download bytes	2.8 KiB
Heterogeneous	no
Multigraph	no
Self loops	no
Weighted	no