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John Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Todd-County, Minnesota
Our Model Tree links this John Johnson across the 1920, 1930 and 1940 US Censuses in Todd-County, Minnesota (XGBoost, ~Confirmed), with identified parents Martin & Inga — first a head (b.~1909), then head of a 3-person household.
Age 31
b. ~1909
Male
Head
Born: North Dakota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Todd-County, Minnesota |
| Surname | Johnson |
| Given Name | John E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | North Dakota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Todd |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Minnesota |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Farmer |
| Township / Ward | Little Sauk Township |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Johnson | Head | — | 31 | ~1909 |
| James Johnson | Son | — | 2 | ~1938 |
| Minnie Johnson | Spouse | — | 22 | ~1918 |
Census Appearances
1920
Todd, Minnesota
Son, age 11
Todd, Minnesota · implied b. ~1909 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Todd, Minnesota
Son, age 21
Todd, Minnesota · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Todd-County, Minnesota
Head, age 31
Todd-County, Minnesota · implied b. ~1909 — 3 household members
| Surname | Johnson |
| Given Name | John E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | North Dakota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Todd |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Minnesota |
| 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 Martin Johnson (~0.92 confidence) and mother Inga Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Martin Johnson
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Inga Johnson
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Johnson
Head · 1940 · age 31 · b. ~1909 · Minnesota
★ 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 — Todd-County, Minnesota
Open full size
1940 US Federal Census — Todd-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01964-00417)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Schweizert | 21 | Son-in-law | Farmer | Minnesota |
| 2 | Helen Schweizert | 18 | Daughter | — | Kansas |
| 3 | Hjalmer Stenquist | 51 | Head | Farmer | Sweden |
| 4 | Mary Stenquist | 48 | Wife | — | Norway |
| 5 | Ivan Stenquist | 14 | Son | — | Minnesota |
| 6 | Agnes S. Stenquist | 12 | Daughter | — | Minnesota |
| 7 | Beatrice M. Stenquist | 10 | Daughter | — | Minnesota |
| 8 | John E. Johnson THIS PERSON | 31 | Head | Farmer | North Dakota |
| 9 | Minnie S. Johnson | 22 | Wife | — | Minnesota |
| 10 | James M. Johnson | 2 | Son | — | Minnesota |
| 11 | Louis Drewlow | 27 | Head | Farmer | Minnesota |
| 12 | Bernice Drewlow | 22 | Wife | — | Minnesota |
| 13 | Duane Drewlow | 1 | Son | — | Minnesota |
| 14 | Victor H. Johnson | 63 | Head | Farmer | Minnesota |
| 15 | Marie H. Johnson | 51 | Wife | — | Sweden |
| 16 | Vernon C. Johnson | 25 | Son | Farm Laborer | Minnesota |
| 17 | Iles V. Johnson | 17 | Daughter | — | Minnesota |
| 18 | Oliver A. Larson | 41 | Head | Farmer | Minnesota |
| 19 | Gertrude A. Larson | 33 | Wife | — | Minnesota |
| 20 | Lester Larson | 13 | Son | — | Minnesota |
| 21 | Mildred Larson | 12 | Daughter | — | Minnesota |
| 22 | Charley Dense | 61 | Head | Farmer | Minnesota |
| 23 | Conrad Dense | 27 | Son | Farmer | Minnesota |
| 24 | Florence Dense | 26 | Daughter-in-law | — | Minnesota |
| 25 | Charles G. Dense | 2 | Grandson | — | Minnesota |
| 26 | Carl E. Anderson | 62 | Head | Farmer/Gardener | Sweden |
| 27 | Ernest G. Ball | 38 | Head | Farmer | Minnesota |
| 28 | Alvina E. Ball | 28 | Wife | — | Minnesota |
| 29 | Gerald J. Ball | 1 | Son | — | Minnesota |
| 30 | Clarence Akervik | 33 | Head | Farmer | Minnesota |
| 31 | Blanche A. Akervik | 31 | Wife | — | Minnesota |
| 32 | Roger A. Akervik | 6 | Son | — | Minnesota |
| 33 | Loyd E. Akervik | 4 | Son | — | Minnesota |
| 34 | Anton Hanson | 79 | Head | — | Norway |
| 35 | Sophia Hanson | 61 | Wife | — | Sweden |
| 36 | Stanley Hanson | 32 | Son | — | Minnesota |
| 37 | Jacob H. Marquette | 52 | Head | — | Minnesota |
| 38 | Jenney M. Marquette | 49 | Wife | — | Minnesota |
| 39 | Arlene M. Marquette | 23 | Daughter | — | Minnesota |
| 40 | John L. Peterson | 47 | Head | Farmer | Minnesota |
Pedigree Summary
John
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)