MJ
Marvin Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Montgomery-County, Missouri
Our Model Tree links this Marvin Johnson across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Missouri (XGBoost, ~Confirmed), with identified parents A & Arch — first a son (b.~1916), then head of a 8-person household.
Age 24
b. ~1916
Male
Son
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Missouri |
| Surname | Johnson |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Danville Township |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Occupation | Farm laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 262 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Farm Laborer |
| Township / Ward | Danville Township |
| Est. Birth Year | ~1916 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Marvin | Age | Birth yr |
|---|---|---|---|---|
| Grace Johnson | Spouse | — | 48 | ~1892 |
| Ralph Johnson | Son | — | 9 | ~1931 |
| Herbert Johnson | Son | — | 13 | ~1927 |
| Marvin Johnson | Son | — | 24 | ~1916 |
| Audrey Johnson | Daughter | — | 11 | ~1929 |
| A Johnson | Head | — | 51 | ~1889 |
| Clyde Johnson | Son | — | 17 | ~1923 |
| Victor Johnson | Son | — | 7 | ~1933 |
Census Appearances
1920
Montgomery, Missouri
Son, age 5
Montgomery, Missouri · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Montgomery, Missouri
Son, age 15
Montgomery, Missouri · implied b. ~1915 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Marvin L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Montgomery-County, Missouri
Son, age 24
Montgomery-County, Missouri · implied b. ~1916 — 8 household members
| Surname | Johnson |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Danville Township |
| 1935 Residence (County) | Montgomery |
| Occupation | Farm laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 262 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father A Johnson (~0.92 confidence) and father Arch Johnson (~0.92 confidence) and father Cleveland Johnson (~0.92 confidence) and mother Grace Johnson (~0.92 confidence) and mother Grace Johnson (~0.92 confidence) and mother Grace Johnson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
A Johnson
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Arch Johnson
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Cleveland Johnson
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Grace Johnson
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Grace Johnson
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Grace Johnson
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Marvin Johnson
Son · 1940 · age 24 · b. ~1916 · Missouri
★ You are viewing this record
Sibling
Victor Johnson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clyde Johnson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Johnson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Audrey Johnson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Johnson
Sibling · 1940 · age 9
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 — Montgomery-County, Missouri
Open full size
1940 US Federal Census — Montgomery-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02131-00115)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Will Talbot | 15 | Daughter | — | Missouri |
| 2 | E. E. Gamble | 69 | Head | Farmer | Missouri |
| 3 | Allie Gamble | 47 | Wife | — | Missouri |
| 4 | Von Doty | 25 | Head | Farmer | Missouri |
| 5 | Iona Doty | 24 | Wife | — | Missouri |
| 6 | Wilma Gene Doty | 8 | Daughter | — | Missouri |
| 7 | O. H. Redman | 72 | Head | — | Missouri |
| 8 | James J. Gibbs | 40 | Head | Farmer | Missouri |
| 9 | Mary Gibbs | 42 | Wife | — | Missouri |
| 10 | Oliver Graham | 45 | Head | Farmer | Missouri |
| 11 | Earle Graham | 40 | Wife | — | Missouri |
| 12 | Adaline Graham | 18 | Daughter | — | Missouri |
| 13 | Mary Ann Graham | 16 | Daughter | — | Missouri |
| 14 | Lavernia Graham | 12 | Daughter | — | Missouri |
| 15 | A. C. Mccormick | 35 | Head | Farmer | Missouri |
| 16 | Bill Mccormick | 33 | Wife | — | Missouri |
| 17 | Earl Mccormick | 13 | Son | — | Missouri |
| 18 | C. N. Thompson | 66 | Head | Farmer | Missouri |
| 19 | Mattie Thompson | 58 | Wife | — | Missouri |
| 20 | Winslow Thompson | 24 | Son | Truck Driver | Missouri |
| 21 | Walter Paul Thompson | 21 | Son | Clerk | Missouri |
| 22 | A. H. Schule | 62 | Head | Custodian | Missouri |
| 23 | Augusta Schule | 49 | Wife | — | Missouri |
| 24 | Emma Schule | 83 | Mother | — | Missouri |
| 25 | Pearl S. Schule | 71 | Sister-in-law | — | Missouri |
| 26 | Berton Appling | 16 | Brother-in-law | Farmer | Missouri |
| 27 | Walter Seide | 66 | Head | Farmer | Austria |
| 28 | A. C. Johnson | 51 | Head | Farmer | Missouri |
| 29 | Grace Johnson | 48 | Wife | — | Missouri |
| 30 | Marvin Johnson THIS PERSON | 24 | Son | Farm Laborer | Missouri |
| 31 | Clyde Johnson | 17 | Son | Farm Laborer | Missouri |
| 32 | Herbert Johnson | 13 | Son | — | Missouri |
| 33 | Audrey Johnson | 11 | Daughter | — | Missouri |
| 34 | Ralph Johnson | 9 | Son | — | Missouri |
| 35 | Victor Johnson | 7 | Son | — | Missouri |
| 36 | W. E. Fee | 53 | Head | Farmer | Missouri |
| 37 | Annie Fee | 44 | Wife | — | Missouri |
| 38 | Alta May Fee | 15 | Daughter | — | Missouri |
| 39 | Ida Fee | 5 | Daughter | — | Missouri |
| 40 | Irene Fee | 3 | Daughter | — | Missouri |
Pedigree Summary
Marvin + 5 siblings
Gen 1 · 6 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)