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Earl Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Rock-Island-County, Illinois
Our Model Tree links this Earl Jackson across the 1930 and 1940 US Censuses in Rock-Island-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Male
Son
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Rock-Island-County, Illinois |
| Surname | Jackson |
| Given Name | Earl P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Moline |
| 1935 Residence (County) | Rock Island |
| Additional Details | |
| Occupation | New Worker |
| Hours Worked | 16 |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | New Worker |
| Township / Ward | Moline |
| Est. Birth Year | ~1923 |
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 Earl | Age | Birth yr |
|---|---|---|---|---|
| Robert Jackson | Son | — | 13 | ~1927 |
| Roberta Jackson | Spouse | — | 36 | ~1904 |
| Lester Jackson | Son | — | 7 | ~1933 |
| Earl Jackson | Son | — | 17 | ~1923 |
| James Jackson | Son | — | 10 | ~1930 |
| Josephine Jackson | Daughter | — | 15 | ~1925 |
| Luther Jackson | Head | — | 43 | ~1897 |
| Dorothy Jackson | Daughter | — | 5 | ~1935 |
Census Appearances
1930
Rock Island, …
Son, age 7
Rock Island, Illinois · implied b. ~1923 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Earl P. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | No |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Rock-Island-County, Illinois
Son, age 17
Rock-Island-County, Illinois · implied b. ~1923 — 8 household members
| Surname | Jackson |
| Given Name | Earl P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Moline |
| 1935 Residence (County) | Rock Island |
| Occupation | New Worker |
| Hours Worked | 16 |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Earl Jackson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Earl Jackson
Son · 1940 · age 17 · b. ~1923 · Illinois
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Sibling
Lester Jackson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Jackson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Jackson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Josephine Jackson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Jackson
Sibling · 1940 · age 5
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 — Rock-Island-County, Illinois
Open full size
1940 US Federal Census — Rock-Island-County, Illinois
Page Contents
11 people indexed on this census page (nara:1940:m-t0627-00875-00435)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Wm Hendricks | 32 | Son-in-law | Shipping Clerk | Illinois |
| 42 | Ellen Hendricks | 32 | Daughter | Shipping Clerk | Illinois |
| 43 | Robert Hendricks | 12 | Grandson | — | Illinois |
| 44 | Luther E. Jackson | 43 | Head | Machinist | Missouri |
| 45 | Roberta Jackson | 36 | Wife | — | Kentucky |
| 46 | Earl P. Jackson THIS PERSON | 17 | Son | New Worker | Missouri |
| 47 | Josephine Jackson | 15 | Daughter | — | Kentucky |
| 48 | Robert Jackson | 13 | Son | — | Kentucky |
| 49 | James Jackson | 10 | Son | — | Illinois |
| 50 | Lester Jackson | 7 | Son | — | Illinois |
| 51 | Dorothy Jackson | 5 | Daughter | — | Illinois |
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)