LJ
Louis Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · New-York-County, New York
Our Model Tree links this Louis Jackson across the 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 7-person household.
Age 20
b. ~1920
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | New-York-County, New York |
| Surname | Jackson |
| Given Name | Louis Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | New York |
| Additional Details | |
| Occupation | New worker |
| Class of Worker | GW |
| Hours Worked | 40 |
| Highest Grade | S 5 |
| 1935 Residence | Same Place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | New Worker |
| Township / Ward | New York |
| Est. Birth Year | ~1920 |
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 Louis | Age | Birth yr |
|---|---|---|---|---|
| Pearl Jackson | Daughter | — | 12 | ~1928 |
| Louis Jackson | Son | — | 20 | ~1920 |
| James Jackson | Son | — | 10 | ~1930 |
| Lillie Jackson | Daughter | — | 14 | ~1926 |
| Sarah Jackson | Head | — | 35 | ~1905 |
| Leonard Jackson | Son | — | 6 | ~1934 |
| Ida Jackson | Daughter | — | 7 | ~1933 |
Census Appearances
1930
New York, …
Son, age 9
New York, New York · implied b. ~1921 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Louis Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | none |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
New-York-County, New …
Son, age 20
New-York-County, New York · implied b. ~1920 — 7 household members
| Surname | Jackson |
| Given Name | Louis Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | New York |
| Occupation | New worker |
| Class of Worker | GW |
| Hours Worked | 40 |
| Highest Grade | S 5 |
| 1935 Residence | Same Place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Louis Jackson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Louis Jackson
Son · 1940 · age 20 · b. ~1920 · New York
★ You are viewing this record
Sibling
James Jackson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillie Jackson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ida Jackson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pearl Jackson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leonard Jackson
Sibling · 1940 · age 6
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 — New-York-County, New York
Open full size
1940 US Federal Census — New-York-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02669-00023)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert Jr Mays | 20 | Son | New Worker | New York |
| 2 | Charles Jefferson | 21 | Son in law | Handler | Georgia |
| 3 | Vozie Aldridge | 42 | Head | Helper | Barbados |
| 4 | Yvonne Aldridge | 18 | Daughter | — | New York |
| 5 | Eric Aldridge | 12 | Son | — | New York |
| 6 | Amanda Aldridge | 9 | Son | — | New York |
| 7 | Yvette Aldridge | 8 | Daughter | — | New York |
| 8 | Sarah Jackson | 35 | Head | Laundress | Virginia |
| 9 | Louis Jr Jackson THIS PERSON | 20 | Son | New Worker | New York |
| 10 | Lillie Jackson | 14 | Daughter | — | New York |
| 11 | Pearl Jackson | 12 | Daughter | — | New York |
| 12 | James Jackson | 10 | Son | — | New York |
| 13 | Ida Belle Jackson | 7 | Daughter | — | New York |
| 14 | Leonard Jackson | 6 | Son | — | New York |
| 15 | Louis Jackson | 1 | Head | — | New York |
| 16 | Conoway Morris | 17 | Cousin | — | New York |
| 17 | James Davis | 34 | Lodger | Laborer | Georgia |
| 18 | Cornelius Jenkins | 42 | Head | Laborer | Virginia |
| 19 | Eva Jenkins | 32 | Wife | Housework | Virginia |
| 20 | Cornelius Jr Jenkins | 18 | Son | Laborer | New York |
| 21 | Douglas Jenkins | 17 | Son | — | New York |
| 22 | Henry Jenkins | 16 | Son | — | New York |
| 23 | Earl Jenkins | 14 | Son | — | New York |
| 24 | Lester Jenkins | 10 | Son | — | New York |
| 25 | Robert Jenkins | 7 | Son | — | New York |
| 26 | Herbert Jenkins | 40 | Head | Superintendent | Indiana |
| 27 | Dorothy Jenkins | 25 | Wife | Housework | New York |
| 28 | David Thomas | 41 | Head | Caretaker | South Carolina |
| 29 | Josephine Thomas | 41 | Wife | Day Work | South Carolina |
| 30 | William Thomas | 22 | Daughter | Part Time | New York |
| 31 | Pauline Thomas | 20 | Daughter | Presser | South Carolina |
| 32 | David W Thomas | 19 | Son | New Worker | South Carolina |
| 33 | Matilda Thomas | 16 | Daughter | New Worker | New York |
| 34 | Arthur Thomas | 11 | Son | — | New York |
| 35 | William Mayer | 42 | Head | Laborer | South Carolina |
| 36 | Clyde Mayer | 16 | Son | — | Georgia |
| 37 | Rudolph Mayer | 15 | Son | — | Georgia |
| 38 | Alma Mayer | 14 | Daughter | — | Georgia |
| 39 | William Mayer | 8 | Son | — | New York |
| 40 | Herbert Mayer | 7 | Son | — | New York |
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)