WJ
Warren Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Orleans-County, Louisiana
Our Model Tree links this Warren Johnson across the 1930 and 1940 US Censuses in Orleans-County, Louisiana (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 8-person household.
Age 15
b. ~1925
Male
Son
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Orleans-County, Louisiana |
| Surname | Johnson |
| Given Name | Warren |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | New Orleans City |
| 1935 Residence (County) | Orleans |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | New Orleans City |
| Est. Birth Year | ~1925 |
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 Warren | Age | Birth yr |
|---|---|---|---|---|
| Edwin Johnson | Son | — | 9 | ~1931 |
| Robert Johnson | Head | — | 43 | ~1897 |
| Annie Johnson | Spouse | — | 33 | ~1907 |
| Albert Johnson | Son | — | 10 | ~1930 |
| Warren Johnson | Son | — | 15 | ~1925 |
| Floyd Johnson | Son | — | 19 | ~1921 |
| Lucille Johnson | Daughter | — | 12 | ~1928 |
| Evelyn Johnson | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Orleans, Louisiana
Son, age 4
Orleans, Louisiana · implied b. ~1926 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Warren |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | none |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Orleans-County, Louisiana
Son, age 15
Orleans-County, Louisiana · implied b. ~1925 — 8 household members
| Surname | Johnson |
| Given Name | Warren |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | New Orleans City |
| 1935 Residence (County) | Orleans |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 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 Warren Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Warren Johnson
Son · 1940 · age 15 · b. ~1925 · Louisiana
★ You are viewing this record
Sibling
Evelyn Johnson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucille Johnson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Floyd Johnson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edwin Johnson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Johnson
Sibling · 1940 · age 10
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 — Orleans-County, Louisiana
Open full size
1940 US Federal Census — Orleans-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01436-00516)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Virginia Williams | 40 | Head | — | Louisiana |
| 2 | Louise Higgins | 60 | Head | — | Louisiana |
| 3 | Alberta Helford | 34 | Head | Laundress | Louisiana |
| 4 | Juanita Helford | 12 | Daughter | — | Louisiana |
| 5 | Bailey Jenkins | 23 | Head | Butler | Louisiana |
| 6 | Marjorie Jenkins | 21 | Wife | — | Louisiana |
| 7 | Evelyn Lemieux | 3 | Daughter | — | Louisiana |
| 8 | Minerva Coleman | 29 | Head | Laundress | Louisiana |
| 9 | Eva Brock | 42 | Head | Laundress | Louisiana |
| 10 | Louis Brock | 23 | Son | Porter | Louisiana |
| 11 | Louise Brock | 23 | Daughter | Nurse | Louisiana |
| 12 | Roland Sr Williams | 42 | Head | — | Louisiana |
| 13 | Victoria Williams | 41 | Wife | Practical Nurse | Louisiana |
| 14 | Roland Jr Williams | 12 | Son | News Boy | Louisiana |
| 15 | Henry Williams | 10 | Son | — | Louisiana |
| 16 | Julia Williams | 7 | Son | — | Louisiana |
| 17 | Delores Williams | 5 | Daughter | — | Louisiana |
| 18 | Henrietta Costalmetta | 51 | Head | Proprietor | Italy |
| 19 | Frank Costalmetta | 30 | Son | Bar Keeper | Louisiana |
| 20 | Josephine Costalmetta | 27 | Daughter | Clerk | Louisiana |
| 21 | Lena Costalmetta | 24 | Daughter | Clerk | Louisiana |
| 22 | Mary Costalmetta | 22 | Daughter | Clerk | Louisiana |
| 23 | Virginia Costalmetta | 15 | Daughter | — | Louisiana |
| 24 | George Lawson | 44 | Head | Gardener | Louisiana |
| 25 | Cora Lawson | 37 | Wife | Laundress | Louisiana |
| 26 | Edna Lawson | 18 | Daughter | — | Louisiana |
| 27 | Edna Mcclendon | 36 | Head | 40 | Louisiana |
| 28 | Marguerite Mcclendon | 15 | Daughter | — | Louisiana |
| 29 | Willie Bazile | 31 | Head | Laborer | Louisiana |
| 30 | Evelyn Bazile | 24 | Wife | — | Louisiana |
| 31 | John Bazile | 3 | Son | — | Louisiana |
| 32 | Ada Witcher | 48 | Head | Servant | Louisiana |
| 33 | Robert Johnson | 43 | Head | Laborer | Louisiana |
| 34 | Annie Johnson | 33 | Wife | — | Louisiana |
| 35 | Floyd Johnson | 19 | Son | Delivery Boy | Louisiana |
| 36 | Warren Johnson THIS PERSON | 15 | Son | — | Louisiana |
| 37 | Evelyn Johnson | 12 | Daughter | — | Louisiana |
| 38 | Albert Jr Johnson | 10 | Son | — | Louisiana |
| 39 | Lucille Johnson | 12 | Daughter | — | Louisiana |
| 40 | Edwin Johnson | 9 | Son | — | 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)