JD
John Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Orleans-County, Louisiana
Our Model Tree links this John Davis across the 1920, 1930 and 1940 US Censuses in Orleans-County, Louisiana (XGBoost, ~Confirmed), with identified parents Joseph & John — first a son (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Male
Son
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Orleans-County, Louisiana |
| Surname | Davis |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | New Orleans City |
| 1935 Residence (County) | Orleans Parish |
| Additional Details | |
| Occupation | New Worker |
| Hours Worked | 3 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | New Worker |
| Township / Ward | New Orleans City |
| Est. Birth Year | ~1917 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Joseph Davis | Head | — | 49 | ~1891 |
| Albert Davis | Son | — | 19 | ~1921 |
| John Davis | Son | — | 23 | ~1917 |
| Annie Davis | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Orleans, Louisiana
Son, age 3
Orleans, Louisiana · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | John O. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
Orleans, Louisiana
Son, age 13
Orleans, Louisiana · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | DAVIS |
| Given Name | JOHN |
| Relationship to Head | SON |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | NONE |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Orleans-County, Louisiana
Son, age 23
Orleans-County, Louisiana · implied b. ~1917 — 4 household members
| Surname | Davis |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | New Orleans City |
| 1935 Residence (County) | Orleans Parish |
| Occupation | New Worker |
| Hours Worked | 3 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 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 Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph Davis (~0.92 confidence) and father John Davis (~0.92 confidence) and mother Annie Davis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Davis
b. ~1891
Source father
● Household
· direct · ~0.92
Father
John Davis
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Annie Davis
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Davis
Son · 1940 · age 23 · b. ~1917 · Louisiana
★ You are viewing this record
Sibling
Albert Davis
Sibling · 1940 · age 19
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-t0627-01426-00591)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Vaughan | 53 | Head | Foreman | Louisiana |
| 42 | Bertha Vaughan | 53 | Wife | — | Louisiana |
| 43 | Elton Moss | 26 | Head | Laborer | Louisiana |
| 44 | Mildred Moss | 26 | Wife | — | Louisiana |
| 45 | Addie Forresty | 78 | Head | — | Louisiana |
| 46 | Mattelda Tiss | 73 | Lodger | — | Louisiana |
| 47 | Clara Hanna | 71 | Lodger | — | Louisiana |
| 48 | Herman Limerland | 67 | Head | — | Louisiana |
| 49 | Mary B. Limerland | 67 | Wife | Proprietor | Louisiana |
| 50 | Henry C. Limerland | 36 | Son | Optical Doctor | Louisiana |
| 51 | Sophie Speckter | 71 | Sister-in-law | — | Louisiana |
| 52 | Raphael Laforce | 53 | Head | — | Louisiana |
| 53 | Aliana Laforce | 43 | Wife | — | Louisiana |
| 54 | Raphael Jr. Laforce | 23 | Son | Messenger | Louisiana |
| 55 | Dolores Laforce | 22 | Daughter | Clerk | Louisiana |
| 56 | Rodney Laforce | 18 | Son | — | Louisiana |
| 57 | Francis Laforce | 13 | Daughter | — | Louisiana |
| 58 | Iris Laforce | 10 | Daughter | — | Louisiana |
| 59 | Salvador Conigelo | 28 | Head | Candy Maker | Louisiana |
| 60 | Mildred Conigelo | 28 | Wife | — | Louisiana |
| 61 | Guy Conigelo | 2 | Son | — | Louisiana |
| 62 | Joseph Davis | 49 | Head | Bartender | Louisiana |
| 63 | Annie Davis | 46 | Wife | Seamstress | Louisiana |
| 64 | John Davis THIS PERSON | 23 | Son | New Worker | Louisiana |
| 65 | Albert Davis | 19 | Son | Bellboy | Louisiana |
| 66 | George Pijel | 64 | Head | Picker | Louisiana |
| 67 | Anita Pijel | 57 | Wife | — | Louisiana |
| 68 | Joseph Doussey | 24 | Son-in-law | Painter | Louisiana |
| 69 | Thelma Doussey | 30 | Daughter | Cooper | Louisiana |
| 70 | Joyce Doussey | 10 | Granddaughter | — | Louisiana |
| 71 | Florence Doussey | 7 | Granddaughter | — | Louisiana |
| 72 | George Wichterich | 42 | Head | Clerk | Louisiana |
| 73 | Henrietta Wichterich | 36 | Wife | — | Louisiana |
| 74 | George Jr. Wichterich | 17 | Son | New Worker | Louisiana |
| 75 | Manfred Wichterich | 11 | Son | — | Louisiana |
| 76 | Here Ends Blocks Seven And Begins Block Eight | None | — | — | — |
| 77 | Henry Bourgeois | 38 | Head | Waiter | Louisiana |
| 78 | Rose Bourgeois | 40 | Wife | — | Louisiana |
| 79 | Rosemary Bourgeois | 16 | Daughter | — | Louisiana |
| 80 | Henry Jr. Bourgeois | 14 | Son | — | Louisiana |
Pedigree Summary
John + 1 sibling
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)