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John John — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Calcasieu-County, Louisiana
Our Model Tree links this John John across the 1930 and 1940 US Censuses in Calcasieu-County, Louisiana (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 7-person household.
Age 21
b. ~1919
Male
Son
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Calcasieu-County, Louisiana |
| Surname | John |
| Given Name | John J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Sulphur |
| 1935 Residence (County) | Calcasieu |
| Additional Details | |
| Occupation | Laborer |
| Industry | Chemical Plant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 180 |
| Highest Grade | H4 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Laborer |
| Township / Ward | Sulphur |
| Est. Birth Year | ~1919 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Bena John | Daughter | — | 20 | ~1920 |
| Juliette John | Daughter | — | 17 | ~1923 |
| Ruby John | Daughter | — | 12 | ~1928 |
| Joseph John | Head | — | 46 | ~1894 |
| John John | Son | — | 21 | ~1919 |
| Ellis John | Son | — | 16 | ~1924 |
| Annie John | Spouse | — | 38 | ~1902 |
Census Appearances
1930
Calcasieu, Louisiana
Son, age 11
Calcasieu, Louisiana · implied b. ~1919 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | John |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Syria |
| Mother's Birthplace | Louisiana |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Calcasieu-County, Louisiana
Son, age 21
Calcasieu-County, Louisiana · implied b. ~1919 — 7 household members
| Surname | John |
| Given Name | John J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Sulphur |
| 1935 Residence (County) | Calcasieu |
| Occupation | Laborer |
| Industry | Chemical Plant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 180 |
| Highest Grade | H4 |
| 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 John John across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John John
Son · 1940 · age 21 · b. ~1919 · Louisiana
★ You are viewing this record
Sibling
Juliette John
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruby John
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellis John
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bena John
Sibling · 1940 · age 20
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 — Calcasieu-County, Louisiana
Open full size
1940 US Federal Census — Calcasieu-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01391-00089)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alice Chesson | 5 | daughter | — | Louisiana |
| 42 | Napoleon Duplechain | 30 | Head | Oil Field Worker | Louisiana |
| 43 | Mamie Duplechain | 21 | wife | — | Louisiana |
| 44 | Aristile Menard | 30 | Head | Truck Driver | Louisiana |
| 45 | Carrie Menard | 24 | wife | — | Louisiana |
| 46 | Edward Lee Menard | 4 | son | — | Louisiana |
| 47 | Peggy Joyce Menard | 2 | daughter | — | Louisiana |
| 48 | Adolph Sonnier | 48 | Head | Lines Man | Louisiana |
| 49 | Sylvia Sonnier | 45 | wife | — | Louisiana |
| 50 | Whitney Sonnier | 18 | son | Deck Hand | Louisiana |
| 51 | Odrey Sonnier | 17 | son | New Worker | Louisiana |
| 52 | Annie Jean Sonnier | 13 | daughter | — | Louisiana |
| 53 | Israel Sonnier | 11 | daughter | — | Louisiana |
| 54 | A. D. Sonnier | 9 | son | — | Louisiana |
| 55 | Wilfry Sonnier | 7 | son | — | Louisiana |
| 56 | Betty Lou Sonnier | 4 | daughter | — | Louisiana |
| 57 | Louis Babineaux | 28 | Head | Deck Hand | Louisiana |
| 58 | Lydia Babineaux | 26 | wife | — | Louisiana |
| 59 | Doris Babineaux | 11 | daughter | — | Louisiana |
| 60 | Enis, Jr Babineaux | 8 | son | — | Louisiana |
| 61 | Jerry Lee Babineaux | 5 | son | — | Louisiana |
| 62 | Sam Terrell | 40 | Head | Laborer | Louisiana |
| 63 | Elizabeth Terrell | 30 | wife | Laundry Work | Louisiana |
| 64 | Alamae Thibodeaux | 13 | daughter | — | Louisiana |
| 65 | Mary Ann Thibodeaux | 6 | daughter | — | Louisiana |
| 66 | Paul Dronette | 25 | Head | Deck Hand | Louisiana |
| 67 | Rose H Dronette | 22 | wife | — | Louisiana |
| 68 | Ernest Dronette | 2 | son | — | Louisiana |
| 69 | Joseph John | 46 | Head | Proprietor | Syria |
| 70 | Annie John | 38 | wife | — | Louisiana |
| 71 | John J John THIS PERSON | 21 | son | Laborer | Louisiana |
| 72 | Bena John | 20 | daughter | Clerk | Louisiana |
| 73 | Juliette John | 17 | daughter | — | Louisiana |
| 74 | Ellis John | 16 | son | Laborer | Louisiana |
| 75 | Ruby Lee John | 12 | daughter | — | Louisiana |
| 76 | Rodolphe Saunier | 48 | Head | Partner | Louisiana |
| 77 | Lezida Saunier | 42 | wife | — | Louisiana |
| 78 | Walter Saunier | 15 | son | — | Louisiana |
| 79 | Rebecca Saunier | 4 | daughter | — | Louisiana |
| 80 | Jason Davis | 37 | Head | Laborer | 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)