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John Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ward-County, North Dakota
Our Model Tree links this John Johnson across the 1920, 1930 and 1940 US Censuses in Ward-County, North Dakota (XGBoost, ~Confirmed), with identified parents Jeremiah & Bertha — first a son (b.~1909), then head of a 7-person household.
Age 31
b. ~1909
Male
Son
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ward-County, North Dakota |
| Surname | Johnson |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Harrison Twp |
| 1935 Residence (County) | Ward |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Farmer |
| Township / Ward | Harrison Twp |
| Est. Birth Year | ~1909 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Ethel Johnson | Daughter | — | 27 | ~1913 |
| Verna Johnson | Daughter | — | 14 | ~1926 |
| Jeremiah Johnson | Head | — | 79 | ~1861 |
| Norman Johnson | Son | — | 19 | ~1921 |
| John Johnson | Son | — | 31 | ~1909 |
| Edwin Johnson | Son | — | 24 | ~1916 |
| Bertha Johnson | Spouse | — | 61 | ~1879 |
Census Appearances
1920
Ward, North …
Son, age 11
Ward, North Dakota · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Johnson, John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Ward, North …
Son, age 21
Ward, North Dakota · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Ward-County, North …
Son, age 31
Ward-County, North Dakota · implied b. ~1909 — 7 household members
| Surname | Johnson |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Harrison Twp |
| 1935 Residence (County) | Ward |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| 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 John Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Jeremiah Johnson (~0.92 confidence) and mother Bertha Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Jeremiah Johnson
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Bertha Johnson
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Johnson
Son · 1940 · age 31 · b. ~1909 · North Dakota
★ You are viewing this record
Sibling
Norman Johnson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel Johnson
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edwin Johnson
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Verna Johnson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Ward-County, North Dakota
Open full size
1940 US Federal Census — Ward-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03017-00222)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Leo Lambert | 23 | Head | Laborer | North Dakota |
| 2 | Edwin R. Wallin | 38 | Head | Farmer | North Dakota |
| 3 | Mollie Wallin | 38 | Wife | — | Norway |
| 4 | Carl Hof | 39 | Head | Operator | Germany |
| 5 | Martha Hof | 37 | Wife | — | Germany |
| 6 | Hildegard Hof | 7 | Daughter | — | North Dakota |
| 7 | Clarence Vannett | 37 | Head | Miner | Indiana |
| 8 | Harriet Vannett | 36 | Wife | — | Minnesota |
| 9 | Victor Creef | 30 | Head | Green Keeper | England |
| 10 | Anna Creef | 27 | Wife | — | Canada |
| 11 | Lloyd Creef | 6 | Son | — | Canada |
| 12 | Herbert Creef | 5 | Son | — | Canada |
| 13 | Robert Creef | 2 | Son | — | Canada |
| 14 | Carol Creef | 1 | Daughter | — | North Dakota |
| 15 | James B. Hennessey | 61 | Head | Custodian | Wisconsin |
| 16 | Catherine Hennessey | 57 | Wife | Housekeeper | Wisconsin |
| 17 | Margie Omar | 30 | Head | Operator | North Dakota |
| 18 | Elmer Alden | 37 | Partner | Manager | Wisconsin |
| 19 | Erik Hurstef | 83 | Head | Farmer | Norway |
| 20 | Gunhild Hurstef | 79 | Wife | — | Minnesota |
| 21 | Reuben Hurstef | 38 | Son | Farmer | North Dakota |
| 22 | Johanna Gunderson | 56 | Daughter | — | Minnesota |
| 23 | Jeremiah Johnson | 79 | Head | — | Norway |
| 24 | Bertha Johnson | 61 | Wife | — | Norway |
| 25 | John M. Johnson THIS PERSON | 31 | Son | Farmer | North Dakota |
| 26 | Ethel Johnson | 27 | Daughter | Bookkeeper | North Dakota |
| 27 | Edwin Johnson | 24 | Son | Trucking | North Dakota |
| 28 | Norman Johnson | 19 | Son | — | North Dakota |
| 29 | Verna Johnson | 14 | Daughter | — | North Dakota |
| 30 | Tillis Hunter | 43 | Head | Operator | North Dakota |
| 31 | Ambrose Hunter | 36 | Husband | Laborer | Missouri |
| 32 | Joseph L. Cain | 67 | Head | — | Iowa |
| 33 | Sarah L. Cain | 65 | Wife | — | Indiana |
| 34 | Charles Stearns | 58 | Head | Farmer | Ohio |
| 35 | Gordon Stearns | 22 | Son | Herder | Montana |
| 36 | Nagnay Stearns | 22 | Wife | — | North Dakota |
| 37 | Ray Tia | 34 | Head | Laborer | Minnesota |
| 38 | Lloyd Johnson | 21 | Head | Laborer | North Dakota |
| 39 | Lyle Knight | 29 | Head | Truck Driver | North Dakota |
| 40 | Erna Knight | 27 | Wife | — | North Dakota |
Related Census Records
Pedigree Summary
John + 4 siblings
Gen 1 · 2 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)