MJ
Marvin Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bonneville-County, Idaho
Our Model Tree links this Marvin Johnson across the 1930 and 1940 US Censuses in Bonneville-County, Idaho (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 11-person household.
Age 16
b. ~1924
Male
Son
Born: Idaho
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bonneville-County, Idaho |
| Surname | Johnson |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | Coltman Precinct |
| 1935 Residence (County) | Bonneville |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | E |
| Hours Worked | 28 |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
| Occupation | Farmer |
| Township / Ward | Coltman Precinct |
| Est. Birth Year | ~1924 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Marvin | Age | Birth yr |
|---|---|---|---|---|
| Marvin Johnson | Son | — | 16 | ~1924 |
| Ella Johnson | Daughter | — | 12 | ~1928 |
| Ella Johnson | Spouse | — | 39 | ~1901 |
| Gilbert Johnson | Son | — | 8 | ~1932 |
| Stanley Johnson | Son | — | ~1940 | |
| Veral Johnson | Son | — | 18 | ~1922 |
| Francis Johnson | Head | — | 39 | ~1901 |
| Russell Johnson | Son | — | 14 | ~1926 |
| Bertha Johnson | Daughter | — | 2 | ~1938 |
| Melvin Riggs | Other | — | 40 | ~1900 |
| Wayne Johnson | Son | — | 11 | ~1929 |
Census Appearances
1930
Bonneville, Idaho
Son, age 6
Bonneville, Idaho · implied b. ~1924 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Marvin H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Utah |
| Mother's Birthplace | Idaho |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1940
Bonneville-County, Idaho
Son, age 16
Bonneville-County, Idaho · implied b. ~1924 — 11 household members
| Surname | Johnson |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | Coltman Precinct |
| 1935 Residence (County) | Bonneville |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | E |
| Hours Worked | 28 |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
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 Marvin Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marvin Johnson
Son · 1940 · age 16 · b. ~1924 · Idaho
★ You are viewing this record
Sibling
Gilbert Johnson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russell Johnson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ella Johnson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bertha Johnson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Veral Johnson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wayne Johnson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Stanley Johnson
Sibling · 1940 · age
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 — Bonneville-County, Idaho
Open full size
1940 US Federal Census — Bonneville-County, Idaho
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00741-00064)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Freda Schofell | 11 | Daughter | — | Utah |
| 2 | Lula Schofell | 9 | Daughter | — | Utah |
| 3 | Nila Schofell | 8 | Daughter | — | Utah |
| 4 | Lee Schofell | 6 | Son | — | Utah |
| 5 | Anson Schofell | 3 | Son | — | Idaho |
| 6 | Dallas Schofell | 1 | Son | — | Idaho |
| 7 | Francis S. Johnson | 39 | Head | Farmer | Utah |
| 8 | Ella Johnson | 39 | Wife | — | Utah |
| 9 | Veral Johnson | 18 | Son | Farmer | Idaho |
| 10 | Marvin Johnson THIS PERSON | 16 | Son | Farmer | Idaho |
| 11 | Russell Johnson | 14 | Son | — | Idaho |
| 12 | Ella May Johnson | 12 | Daughter | — | Idaho |
| 13 | Wayne Johnson | 11 | Son | — | Idaho |
| 14 | Gilbert Johnson | 8 | Son | — | Idaho |
| 15 | Bertha Johnson | 2 | Daughter | — | Idaho |
| 16 | Stanley Johnson | 0 | Son | — | Idaho |
| 17 | Melvin Riggs | 40 | Hired hand | Farm Laborer | Utah |
| 18 | Emil J. Johnson | 34 | Head | Farmer | Idaho |
| 19 | Veda Johnson | 29 | Wife | — | Idaho |
| 20 | Dee Johnson | 11 | Son | — | Idaho |
| 21 | Lilas Johnson | 9 | Daughter | — | Idaho |
| 22 | Carol Johnson | 6 | Daughter | — | Idaho |
| 23 | Darla Johnson | 3 | Daughter | — | Idaho |
| 24 | A. D. Harris | 51 | Head | Farmer | Arkansas |
| 25 | Mary Harris | 51 | Wife | — | Utah |
| 26 | Lois Harris | 14 | Daughter | — | Idaho |
| 27 | Billy Ray Harris | 12 | Son | — | Idaho |
| 28 | A. H. Harris | 24 | Son | Laborer | Idaho |
| 29 | Mildred Harris | 27 | Daughter-in-law | — | Washington |
| 30 | S. Harada | 64 | Head | Farmer | Japan |
| 31 | Sode Harada | 44 | Wife | — | Japan |
| 32 | Mamoru Harada | 25 | Son | Farmer | Idaho |
| 33 | Muchie Harada | 19 | Daughter | — | Idaho |
| 34 | Isao Harada | 16 | Son | — | Idaho |
| 35 | Meiji Harada | 13 | Daughter | — | Idaho |
| 36 | L. J. Smith | 33 | Head | Trucker | Idaho |
| 37 | Alta Smith | 29 | Wife | — | Idaho |
| 38 | Dwaine Smith | 12 | Son | — | Idaho |
| 39 | Vernon Smith | 10 | Son | — | Idaho |
| 40 | Cora Smith | 8 | Daughter | — | Idaho |
Related Census Records
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)