MJ
Marvin Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cloud-County, Kansas
Our Model Tree links this Marvin Johnson across the 1930 and 1940 US Censuses in Cloud-County, Kansas (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 9-person household.
Age 18
b. ~1922
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cloud-County, Kansas |
| Surname | Johnson |
| Given Name | Marvin E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cloud |
| Additional Details | |
| Highest Grade | H-3 |
| 1935 Residence | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Center Township |
| Est. Birth Year | ~1922 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Marvin | Age | Birth yr |
|---|---|---|---|---|
| Marvin Johnson | Son | — | 18 | ~1922 |
| Perry Johnson | Head | — | 61 | ~1879 |
| Anna Johnson | Spouse | — | 49 | ~1891 |
| Victoria Johnson | Daughter | — | 16 | ~1924 |
| Alma Johnson | Daughter | — | 22 | ~1918 |
| Gerald Johnson | Son | — | 11 | ~1929 |
| Leo Johnson | Son | — | 9 | ~1931 |
| Treva Johnson | Daughter | — | 6 | ~1934 |
| Floyd Johnson | Son | — | 24 | ~1916 |
Census Appearances
1930
Cloud, Kansas
Son, age 8
Cloud, Kansas · implied b. ~1922 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Cloud-County, Kansas
Son, age 18
Cloud-County, Kansas · implied b. ~1922 — 9 household members
| Surname | Johnson |
| Given Name | Marvin E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cloud |
| Highest Grade | H-3 |
| 1935 Residence | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 18 · b. ~1922 · Kansas
★ You are viewing this record
Sibling
Floyd Johnson
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alma Johnson
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Victoria Johnson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Treva Johnson
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerald Johnson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo 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 — Cloud-County, Kansas
Open full size
1940 US Federal Census — Cloud-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01225-00057)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Neptune Efford | 46 | Head | Farming | Indiana |
| 2 | Mary M Efford | 33 | Wife | Farming | Kansas |
| 3 | Marvin A Efford | 12 | Son | — | Kansas |
| 4 | Lavone I Efford | 8 | Daughter | — | Kansas |
| 5 | Harry C Wagner | 39 | Head | Farming | Kansas |
| 6 | Viola A Wagner | 33 | Wife | — | Missouri |
| 7 | Norman J Wagner | 3 | Son | — | Kansas |
| 8 | Vernon J Dielman | 11 | Cousin | — | Missouri |
| 9 | George B Walker | 73 | Head | Farming | Ohio |
| 10 | Viola E Walker | 71 | Wife | — | Ohio |
| 11 | Fred C Copper | 61 | Head | Farming | Kansas |
| 12 | Susina Copper | 54 | Wife | — | Kansas |
| 13 | Michael B Kirby | 38 | Head | Farming | Kansas |
| 14 | Laree Kirby | 37 | Wife | — | Kansas |
| 15 | Bernita J Kirby | 9 | Daughter | — | Kansas |
| 16 | Perry A Johnson | 61 | Head | Laborer | Sweden |
| 17 | Anna M Johnson | 49 | Wife | — | Sweden |
| 18 | Floyd H Johnson | 24 | Son | Laborer | Kansas |
| 19 | Alma E Johnson | 22 | Daughter | Sales Lady | Kansas |
| 20 | Marvin E Johnson THIS PERSON | 18 | Son | — | Kansas |
| 21 | Victoria N Johnson | 16 | Daughter | — | Kansas |
| 22 | Gerald G Johnson | 11 | Son | — | Kansas |
| 23 | Leo D Johnson | 9 | Son | — | Kansas |
| 24 | Treva A Johnson | 6 | Daughter | — | Kansas |
| 25 | George Hogue | 69 | Head | Farming | Iowa |
| 26 | Hattie Hogue | 63 | Wife | — | Illinois |
| 27 | Thomas F Lynch | 67 | Head | Farming | Kansas |
| 28 | Johanna M Lynch | 70 | Wife | — | Missouri |
| 29 | Raymond H Marcotte | 24 | Head | Farming | Kansas |
| 30 | Eulla P Marcotte | 21 | Wife | — | Kansas |
| 31 | Lewis E Marcotte | 2 | Son | — | Kansas |
| 32 | Eugene J Bonneau | 43 | Head | Farming | Kansas |
| 33 | Matilda Bonneau | 43 | Wife | — | Kansas |
| 34 | Robert Bonneau | 17 | Son | — | Kansas |
| 35 | Alice Bonneau | 13 | Daughter | — | Kansas |
| 36 | Anthony Phereaux | 54 | Head | — | Kansas |
| 37 | Mary Phereaux | 49 | Wife | — | Kansas |
| 38 | Harry E Nelson | 51 | Head | — | Kansas |
| 39 | Edna M Nelson | 52 | Wife | — | Kansas |
| 40 | Harry E Jr. Nelson | 17 | Son | Laborer | Kansas |
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)