MJ
Marvin Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ramsey-County, Minnesota
Our Model Tree links this Marvin Johnson across the 1930 and 1940 US Censuses in Ramsey-County, Minnesota (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 9-person household.
Age 11
b. ~1929
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ramsey-County, Minnesota |
| Surname | Johnson |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | St. Paul |
| Additional Details | |
| Highest Grade | 4 |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | St Paul |
| Est. Birth Year | ~1929 |
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 |
|---|---|---|---|---|
| David Johnson | Head | — | 44 | ~1896 |
| Gene Johnson | Son | — | 2 | ~1938 |
| Alice Johnson | Daughter | — | 14 | ~1926 |
| Edward Johnson | Son | — | 5 | ~1935 |
| Robert Johnson | Son | — | 15 | ~1925 |
| Esther Johnson | Spouse | — | 40 | ~1900 |
| Marvin Johnson | Son | — | 11 | ~1929 |
| Lawrence Johnson | Son | — | 17 | ~1923 |
| Victor Johnson | Son | — | 12 | ~1928 |
Census Appearances
1930
Ramsey, Minnesota
Son, age 1
Ramsey, Minnesota · implied b. ~1929 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Marvin E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Ramsey-County, Minnesota
Son, age 11
Ramsey-County, Minnesota · implied b. ~1929 — 9 household members
| Surname | Johnson |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | St. Paul |
| Highest Grade | 4 |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 11 · b. ~1929 · Minnesota
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Sibling
Robert Johnson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gene Johnson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Johnson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Johnson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Victor Johnson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Johnson
Sibling · 1940 · age 14
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 — Ramsey-County, Minnesota
Open full size
1940 US Federal Census — Ramsey-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01950-00682)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joyce Philipson | 8 | Daughter | — | Minnesota |
| 42 | Marjorie Philipson | 5 | Daughter | — | Minnesota |
| 43 | Frank E. Larson | 43 | Head | Mail Handler | Minnesota |
| 44 | Anna Larson | 41 | Wife | — | Michigan |
| 45 | Gerald Larson | 14 | Son | Paper Carrier | Minnesota |
| 46 | Frank Jr. Larson | 8 | Son | — | Minnesota |
| 47 | Ruth Larson | 4 | Daughter | — | Minnesota |
| 48 | Irvin Foss | 42 | Head | Optician | Minnesota |
| 49 | Beatrice Foss | 35 | Wife | — | Wisconsin |
| 50 | Irvin Foss | 13 | Son | — | Minnesota |
| 51 | David Foss | 8 | Son | — | Minnesota |
| 52 | Ronald Foss | 3 | Son | — | Minnesota |
| 53 | William Foss | 2 | Son | — | Minnesota |
| 54 | David H. Johnson | 44 | Head | Supervisor Bridges | Wisconsin |
| 55 | Esther Johnson | 40 | Wife | — | Minnesota |
| 56 | Lawrence Johnson | 17 | Son | — | Minnesota |
| 57 | Robert Johnson | 15 | Son | — | Minnesota |
| 58 | Alice Johnson | 14 | Daughter | — | Minnesota |
| 59 | Victor Johnson | 12 | Son | — | Minnesota |
| 60 | Marvin Johnson THIS PERSON | 11 | Son | — | Minnesota |
| 61 | Edward Johnson | 5 | Son | — | Minnesota |
| 62 | Gene Johnson | 2 | Son | — | Minnesota |
| 63 | Catherine Renken | 77 | Head | — | Minnesota |
| 64 | Leona Renken | 58 | Daughter | Housework | Minnesota |
| 65 | Anna Renken | 48 | Daughter | Factory Worker | Minnesota |
| 66 | Joseph Renken | 38 | Son | Library Clerk | Minnesota |
| 67 | Henry Husnik | 50 | Head | Blacksmith | Minnesota |
| 68 | Catherine Husnik | 47 | Wife | — | Minnesota |
| 69 | Joseph Husnik | 23 | Son | Machinist Apprentice | Minnesota |
| 70 | Russell Husnik | 7 | Son | — | Minnesota |
| 71 | Katherine Fackler | 75 | Sister-in-law | — | Germany |
| 72 | Martha Klug | 53 | Head | — | Germany |
| 73 | Albert Klug | 22 | Son | Mail Order Filler | Minnesota |
| 74 | Ruth Klug | 13 | Daughter | — | Minnesota |
| 75 | Otto Anderson | 49 | Head | Truck Owner | Minnesota |
| 76 | Ida Anderson | 47 | Wife | — | Minnesota |
| 77 | Robert Anderson | 24 | Son | Draftsman | Minnesota |
| 78 | Marjorie Anderson | 16 | Daughter | — | Minnesota |
| 79 | Thomas Anderson | 13 | Son | — | Minnesota |
| 80 | Charles Carlson | 72 | Head | Cabinetmaker | Sweden |
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)