MJ
Melvin Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mclean-County, North Dakota
Our Model Tree links this Melvin Johnson across the 1920, 1930 and 1940 US Censuses in Mclean-County, North Dakota (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1918), then head of a 6-person household.
Age 22
b. ~1918
Male
Son
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mclean-County, North Dakota |
| Surname | Johnson |
| Given Name | Melvin A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Buffalo Lake |
| 1935 Residence (County) | McLean |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Township / Ward | Buffalo Lake |
| Est. Birth Year | ~1918 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Melvin | Age | Birth yr |
|---|---|---|---|---|
| Eunice Johnson | Daughter | — | 16 | ~1924 |
| John Johnson | Head | — | 68 | ~1872 |
| Everett Johnson | Son | — | 30 | ~1910 |
| Melvin Johnson | Son | — | 22 | ~1918 |
| Laverne Johnson | Son | — | 12 | ~1928 |
| Ida Johnson | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Mclean, North …
Son, age 2
Mclean, North Dakota · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Melvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | North Dakota |
| Occupation | none |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Mclean, North …
Son, age 12
Mclean, North Dakota · implied b. ~1918 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Melvin A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | North Dakota |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Mclean-County, North …
Son, age 22
Mclean-County, North Dakota · implied b. ~1918 — 6 household members
| Surname | Johnson |
| Given Name | Melvin A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Buffalo Lake |
| 1935 Residence (County) | McLean |
| 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 Melvin Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Johnson (~0.92 confidence) and father John Johnson (~0.92 confidence) and father John Johnson (~0.92 confidence) and mother Ida Johnson (~0.92 confidence) and mother Ida Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Johnson
b. ~1872
Source father
● Household
· direct · ~0.92
Father
John Johnson
b. ~1872
Source father
● Household
· direct · ~0.92
Father
John Johnson
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Ida Johnson
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Ida Johnson
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Melvin Johnson
Son · 1940 · age 22 · b. ~1918 · North Dakota
★ You are viewing this record
Sibling
Laverne Johnson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eunice Johnson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Everett Johnson
Sibling · 1940 · age 30
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 — Mclean-County, North Dakota
Open full size
1940 US Federal Census — Mclean-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03006-00820)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frances Eichhorst | 33 | Wife | Housekeeper | Minnesota |
| 42 | Margaret Eichhorst | 67 | Mother | — | Germany |
| 43 | Erwin Reiser | 23 | Hired hand | Farm Laborer | North Dakota |
| 44 | Jerome Stevens | 58 | Head | Farmer | Minnesota |
| 45 | Glenn Stevens | 26 | Son | Laborer | North Dakota |
| 46 | Jerome Jr. Stevens | 24 | Son | Clerk | North Dakota |
| 47 | Raymon W. Stevens | 22 | Son | Laborer | North Dakota |
| 48 | Evelyn J. Braulie | 27 | Housekeeper | Housekeeper | North Dakota |
| 49 | Harold Hoff | 35 | Head | Farmer | So Dakota |
| 50 | Esther M. Hoff | 32 | Wife | — | North Dakota |
| 51 | Bernice J. Hoff | 11 | Daughter | — | North Dakota |
| 52 | Florence M. Hoff | 9 | Daughter | — | North Dakota |
| 53 | Kenneth H. Hoff | 2 | Son | — | North Dakota |
| 54 | Elmer O. Johnson | 46 | Head | Farmer | Iowa |
| 55 | Nova Johnson | 38 | Wife | — | Iowa |
| 56 | Wilma L. Johnson | 2 | Daughter | — | North Dakota |
| 57 | Henry C. Eichhorst | 37 | Head | Farmer | Wisconsin |
| 58 | Regina A. Eichhorst | 34 | Wife | — | So. Dakota |
| 59 | Robert C. Eichhorst | 10 | Son | — | North Dakota |
| 60 | Margy Lou Eichhorst | 8 | Daughter | — | North Dakota |
| 61 | Calvin J. Eichhorst | 5 | Son | — | North Dakota |
| 62 | Ben Eichhorst | 30 | Brother | Laborer | North Dakota |
| 63 | Horace A. Holten | 50 | Head | Farmer | Iowa |
| 64 | Kristina J. Holten | 48 | Wife | — | Norway |
| 65 | Esther O. Holten | 21 | Daughter | — | North Dakota |
| 66 | Hurley N. Holten | 17 | Son | — | North Dakota |
| 67 | Helen C. Holten | 15 | Daughter | — | North Dakota |
| 68 | Doris M. Holten | 13 | Daughter | — | North Dakota |
| 69 | Donna J. Holten | 9 | Daughter | — | North Dakota |
| 70 | Joy A. Holten | 6 | Daughter | — | North Dakota |
| 71 | John O. Johnson | 68 | Head | Farmer | Iowa |
| 72 | Ida L. Johnson | 57 | Wife | — | North Dakota |
| 73 | Everett J. Johnson | 30 | Son | Laborer | North Dakota |
| 74 | Melvin A. Johnson THIS PERSON | 22 | Son | — | North Dakota |
| 75 | Eunice B. Johnson | 16 | Daughter | — | North Dakota |
| 76 | Laverne L. Johnson | 12 | Son | — | North Dakota |
| 77 | Charlie Gronberg | 52 | Head | Farmer | Minnesota |
| 78 | Emma Gronberg | 52 | Wife | — | Iowa |
| 79 | Bernice L. Gronberg | 15 | Daughter | — | North Dakota |
| 80 | Otto, Sr. Kugler | 53 | Head | Farmer | Minnesota |
Related Census Records
Pedigree Summary
Melvin + 3 siblings
Gen 1 · 5 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)