JJ
Joseph Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Sargent-County, North Dakota
Our Model Tree links this Joseph Johnson across the 1920, 1930 and 1940 US Censuses in Sargent-County, North Dakota (XGBoost, ~Confirmed), with identified parents Martin & Josephine — first a son (b.~1906), then head of a 2-person household.
Age 34
b. ~1906
Male
Son
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sargent-County, North Dakota |
| Surname | Johnson |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Rutland Village |
| 1935 Residence (County) | Sargent |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | 0 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Township / Ward | Rutland Village |
| Est. Birth Year | ~1906 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Josephine Johnson | Head | — | 64 | ~1876 |
| Joseph Johnson | Son | — | 34 | ~1906 |
Census Appearances
1920
Sargent, North …
Son, age 13
Sargent, North Dakota · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Norway |
| Mother's Birthplace | South Dakota |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Sargent, North …
Son, age 24
Sargent, North Dakota · implied b. ~1906 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Norway |
| Mother's Birthplace | South Dakota |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Sargent-County, North …
Son, age 34
Sargent-County, North Dakota · implied b. ~1906 — 2 household members
| Surname | Johnson |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Rutland Village |
| 1935 Residence (County) | Sargent |
| Class of Worker | 0 |
| Highest Grade | 0 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Joseph Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Martin Johnson (~0.92 confidence) and mother Josephine Johnson (~0.92 confidence) and mother Ida Johnson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Martin Johnson
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Josephine Johnson
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Ida Johnson
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Johnson
Son · 1940 · age 34 · b. ~1906 · North Dakota
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Sargent-County, North Dakota
Open full size
1940 US Federal Census — Sargent-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03012-00636)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Beulah E. Donaldson | 16 | Daughter | Clerical | North Dakota |
| 42 | Donald H. Donaldson | 14 | Son | — | North Dakota |
| 43 | Ronald S. Donaldson | 12 | Son | — | North Dakota |
| 44 | Phyllis J. Donaldson | 10 | Daughter | — | North Dakota |
| 45 | Minnie P. Jensen | 44 | Head | — | North Dakota |
| 46 | Orville M. Jensen | 20 | Son | Helper | North Dakota |
| 47 | Noble C. Jensen | 18 | Son | Gen. Work | North Dakota |
| 48 | Marianne J. Jensen | 15 | Daughter | — | North Dakota |
| 49 | Ila G. Jensen | 13 | Daughter | — | North Dakota |
| 50 | Howard T. O. Kraig | 24 | Lodger | Teacher | North Dakota |
| 51 | Edna M. Sanderson | 43 | Head | — | North Dakota |
| 52 | Bonnie M. Sanderson | 15 | Daughter | — | North Dakota |
| 53 | Robert J. Robinson | 27 | Head | Clerk | Minnesota |
| 54 | Marguerite E. Robinson | 25 | Wife | — | Minnesota |
| 55 | Kathleen M. Robinson | 4 | Daughter | — | Minnesota |
| 56 | Patricia J. Robinson | 1 | Daughter | — | Minnesota |
| 57 | Ann M. Erickson | 61 | Head | — | Sweden |
| 58 | Shirley M. Erickson | 19 | Daughter | — | North Dakota |
| 59 | Rose E. Halpin | 26 | Head | — | North Dakota |
| 60 | Phyllis M. Halpin | 8 | Daughter | — | North Dakota |
| 61 | Margaret B. Erickson | 59 | Mother | — | Wisconsin |
| 62 | Josephine L. Johnson | 64 | Head | — | South Dakota |
| 63 | Joseph Johnson THIS PERSON | 34 | Son | — | North Dakota |
| 64 | Carl A. Marcuson | 32 | Head | Laborer | North Dakota |
| 65 | Doris M. Marcuson | 23 | Wife | — | Minnesota |
| 66 | Darlyce E. Marcuson | 4 | Daughter | — | North Dakota |
| 67 | Donovan E. Marcuson | 3 | Son | — | South Dakota |
| 68 | Carl A. Ahrlin | 59 | Head | — | Sweden |
| 69 | Christina J. Ahrlin | 54 | Wife | — | Iowa |
| 70 | Agner V. Ahrlin | 33 | Son | Laborer | North Dakota |
| 71 | Blenda V. Ahrlin | 21 | Daughter | — | North Dakota |
| 72 | Irving L. Eggleston | 47 | Head | Brakeman | Ohio |
| 73 | Beulah F. Eggleston | 36 | Wife | — | Indiana |
| 74 | June G. Eggleston | 13 | Daughter | — | Minnesota |
| 75 | Gust H. Malby | 58 | Head | Proprietor | Minnesota |
| 76 | Ida M. Malby | 54 | Wife | — | Germany |
| 77 | Arthur M. Krohn | 32 | Head | Asst. Foreman | North Dakota |
| 78 | Sophie A. Krohn | 33 | Wife | — | North Dakota |
| 79 | Arnold A. Sundlie | 39 | Head | Manager | North Dakota |
| 80 | Magdalene M. Sundlie | 29 | Wife | — | North Dakota |
Pedigree Summary
Joseph
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)