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Stanley Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-John-The-Baptist-County, Louisiana
Our Model Tree links this Stanley Johnson across the 1930 and 1940 US Censuses in St.-John-The-Baptist-County, Louisiana (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 10-person household.
Age 22
b. ~1918
Male
Son
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-John-The-Baptist-County, Louisiana |
| Surname | Johnson |
| Given Name | Stanley |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 2 |
| 1935 Residence (County) | St. John the Baptist |
| Additional Details | |
| Occupation | Labourer |
| Industry | on farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 196 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Labourer |
| Township / Ward | Ward 2 |
| 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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Stanley | Age | Birth yr |
|---|---|---|---|---|
| Marjorie Johnson | Daughter | — | 19 | ~1921 |
| Dora Johnson | Spouse | — | 51 | ~1889 |
| Sam Johnson | Head | — | 54 | ~1886 |
| Stanley Johnson | Son | — | 22 | ~1918 |
| Mildred Johnson | Other | — | 5 | ~1935 |
| Hennessy Johnson | Son | — | 13 | ~1927 |
| Felicia Johnson | Daughter | — | 17 | ~1923 |
| Ernestine Johnson | Daughter | — | 13 | ~1927 |
| Maude Johnson | Daughter | — | 18 | ~1922 |
| Frances Johnson | Daughter | — | 28 | ~1912 |
Census Appearances
1930
St John, …
Son, age 11
St John, Louisiana · implied b. ~1919 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Stanley |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
St.-John-The-Baptist-County, Louisiana
Son, age 22
St.-John-The-Baptist-County, Louisiana · implied b. ~1918 — 10 household members
| Surname | Johnson |
| Given Name | Stanley |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 2 |
| 1935 Residence (County) | St. John the Baptist |
| Occupation | Labourer |
| Industry | on farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 196 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 Stanley Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Stanley Johnson
Son · 1940 · age 22 · b. ~1918 · Louisiana
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Sibling
Marjorie Johnson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ernestine Johnson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Johnson
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Felicia Johnson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maude Johnson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hennessy Johnson
Sibling · 1940 · age 13
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 — St.-John-The-Baptist-County, Louisiana
Open full size
1940 US Federal Census — St.-John-The-Baptist-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01450-00051)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alice Lumar | 5 | Grand-daughter | — | Louisiana |
| 42 | Lawrence Lumar | 28 | Head | Labourer | Louisiana |
| 43 | Thelma Lumar | 18 | Wife | — | Louisiana |
| 44 | Herman Lumar | 0 | Son | — | Louisiana |
| 45 | Louis Harrison | 51 | Head | Labourer | Louisiana |
| 46 | Margaret Harrison | 26 | Wife | — | Louisiana |
| 47 | Carrie Harrison | 3 | Daughter | — | Louisiana |
| 48 | Alvin Harrison | 2 | Son | — | Louisiana |
| 49 | Harry Harrison | 0 | Son | — | Louisiana |
| 50 | Albert Borne | 22 | Head | Labourer | Louisiana |
| 51 | Ethel Borne | 20 | Wife | — | Louisiana |
| 52 | Ruby Borne | 0 | Daughter | — | Louisiana |
| 53 | Joseph Jarrow | 55 | Head | Labourer | Louisiana |
| 54 | Pauline Jarrow | 58 | Wife | — | Louisiana |
| 55 | Felix Mitchell | 34 | Head | Labourer | Louisiana |
| 56 | Odile Mitchell | 33 | Wife | — | Louisiana |
| 57 | Benny Mitchell | 10 | Son | — | Louisiana |
| 58 | Eva Mitchell | 8 | Daughter | — | Louisiana |
| 59 | Sterling Mitchell | 7 | Son | — | Louisiana |
| 60 | Rose M. Mitchell | 5 | Daughter | — | Louisiana |
| 61 | Lois Mitchell | 2 | Daughter | — | Louisiana |
| 62 | Willie Mitchell | 76 | Father-in-law | — | Louisiana |
| 63 | Sam Johnson | 54 | Head | Labourer | Louisiana |
| 64 | Dora Johnson | 51 | Wife | — | Louisiana |
| 65 | Frances Johnson | 28 | Daughter | — | Louisiana |
| 66 | Stanley Johnson THIS PERSON | 22 | Son | Labourer | Louisiana |
| 67 | Marjorie Johnson | 19 | Daughter | — | Louisiana |
| 68 | Maude Johnson | 18 | Daughter | Servant | Louisiana |
| 69 | Felicia Johnson | 17 | Daughter | Servant | Louisiana |
| 70 | Ernestine Johnson | 13 | Daughter | — | Louisiana |
| 71 | Hennessy Johnson | 13 | Son | — | Louisiana |
| 72 | Mildred Johnson | 5 | Grand-daughter | — | Louisiana |
| 73 | Whitney Lumar | 46 | Head | Labourer | Louisiana |
| 74 | Amelia Lumar | 46 | Wife | Servant | Louisiana |
| 75 | Camille Lumar | 20 | Son | Labourer | Louisiana |
| 76 | Alvina Lumar | 18 | Daughter | Servant | Louisiana |
| 77 | Sterling Lumar | 16 | Son | Stable Minor | Louisiana |
| 78 | Ceola Lumar | 14 | Daughter | — | Louisiana |
| 79 | Lawrence Lumar | 12 | Son | — | Louisiana |
| 80 | Ethel Lumar | 10 | Daughter | — | Louisiana |
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)