The 1930 Billings County, North Dakota, Census contains 81 pages (census 
images) in Enumeration Districts 01 through 29. (The full Enumeration 
District citations are actually 04-01 through 01-29, but 04 is merely the 
code number for all of Billings County in the 1930 Census.)

The name of each image file is the Enumeration District number and the 
page number.

The following is a breakdown showing which county subdivisions are enumerated 
in each Enumeration District:
Fryburg Township: ED 01
Hoover Township: ED 02
Medora Township: ED 03
Pioneer Township: ED 04
Rocky Ridge Township: ED 05
Township 137, Range 101: ED 06
Township 137, Range 102: ED 07
Township 138, Range 100: ED 08
Township 138, Range 101: ED 09
Township 138, Range 102: ED 10
Lebs Township: ED 11
Green River Township: ED 12
Saddle Butte Township: ED 13
Township 141, Range 100: ED 14
Township 141, Range 101: ED 15
Township 141, Range 102: ED 16
Spring Creek District: ED 17
Gorham District: ED 18
Township 142, Range 101: ED 19
Township 142, Range 102: ED 20
Township 143, Range 98: ED 21
Township 143, Range 99: ED 22
Township 143, Range 100: ED 23
Township 143, Range 101: ED 24
Township 143, Range 102: ED 25
Township 144, Range 99: ED 26
Township 144, Range 100: ED 27
Township 144, Range 101: ED 28
Township 144, Range 102: ED 29