GJ
Gladys Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Gladys Jackson across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 10-person household.
Age 16
b. ~1924
Female
Daughter
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Jackson |
| Given Name | Gladys |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same house |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Township / Ward | Chicago |
| Est. Birth Year | ~1924 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Gladys | Age | Birth yr |
|---|---|---|---|---|
| Ray Jackson | Son | — | 18 | ~1922 |
| Norman Jackson | Son | — | 14 | ~1926 |
| Floyd Jackson | Son | — | 20 | ~1920 |
| Lee Jackson | Head | — | 37 | ~1903 |
| Harold Jackson | Son | — | 10 | ~1930 |
| Leonia Jackson | Spouse | — | 45 | ~1895 |
| Gladys Jackson | Daughter | — | 16 | ~1924 |
| Bernice Jackson | Daughter | — | 26 | ~1914 |
| Lee Jackson | Son | — | 12 | ~1928 |
| Toby Jackson | Son | — | 1 | ~1939 |
Census Appearances
1930
Cook, Illinois
Daughter, age 6
Cook, Illinois · implied b. ~1924 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Gladys |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Cook-County, Illinois
Daughter, age 16
Cook-County, Illinois · implied b. ~1924 — 10 household members
| Surname | Jackson |
| Given Name | Gladys |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same house |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 Gladys Jackson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Gladys Jackson
Daughter · 1940 · age 16 · b. ~1924 · Illinois
★ You are viewing this record
Sibling
Norman Jackson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lee Jackson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Jackson
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Floyd Jackson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Toby Jackson
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Jackson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ray Jackson
Sibling · 1940 · age 18
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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00974-00444)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rose Gentile | 43 | Head | — | Illinois |
| 2 | Anthony Gentile | 22 | Son | Salesman | Illinois |
| 3 | Sam Gentile | 19 | Son | — | Illinois |
| 4 | John Gentile | 17 | Son | — | Illinois |
| 5 | Joseph Gentile | 16 | Son | — | Illinois |
| 6 | Frank Gentile | 10 | Son | — | Illinois |
| 7 | Frank Graffey | 32 | Head | Truck Driver | Illinois |
| 8 | Dolora Graffey | 30 | Wife | Candy Packer | Illinois |
| 9 | Lorraine Graffey | 12 | Daughter | — | Illinois |
| 10 | Phillip Rutter | 44 | Head | Cutting Machine | Italy |
| 11 | Susan Rutter | 42 | Wife | Seamstress | Italy |
| 12 | Michael Graffey | 61 | Head | — | Italy |
| 13 | Lee Jackson | 37 | Head | — | Mississippi |
| 14 | Leonia Jackson | 45 | Wife | — | Mississippi |
| 15 | Bernice Jackson | 26 | Daughter | Mixer | Mississippi |
| 16 | Floyd Jackson | 20 | Son | Chauffeur Helper | Mississippi |
| 17 | Ray Jackson | 18 | Son | Messenger | Mississippi |
| 18 | Gladys Jackson THIS PERSON | 16 | Daughter | — | Mississippi |
| 19 | Norman Jackson | 14 | Son | — | Mississippi |
| 20 | Lee Jr. Jackson | 12 | Son | — | Mississippi |
| 21 | Harold Jackson | 10 | Son | — | Illinois |
| 22 | Toby Jackson | 1 | Son | — | Illinois |
| 23 | Betty Higgins | 38 | Head | — | Michigan |
| 24 | Alice Higgins | 7 | Daughter | — | Illinois |
| 25 | Harrietta Wright | 6 | Daughter | — | Illinois |
| 26 | Joseph Crudele | 39 | Head | Street Laborer | Italy |
| 27 | Palma Crudele | 32 | Wife | — | Italy |
| 28 | Palma R. Crudele | 3 | Daughter | — | Illinois |
| 29 | Rose Pagliano | 15 | Daughter | — | Illinois |
| 30 | Anthony Pagliano | 14 | Son | — | Illinois |
| 31 | Laura Pagliano | 12 | Daughter | — | Illinois |
| 32 | Jack P. Anderson | 73 | Head | — | Sweden |
| 33 | Mary Anderson | 70 | Wife | — | Sweden |
| 34 | August Coseni | 53 | Head | Proprietor | Italy |
| 35 | Fred Bersanti | 48 | Head | Billard Parlor | Italy |
| 36 | John Varallo | 51 | Head | Music Teacher | Illinois |
| 37 | Marie Varallo | 41 | Wife | Seamstress | Italy |
| 38 | Anthony Varallo | 19 | Son | Newswriter | Illinois |
| 39 | John Varallo | 14 | Son | — | Illinois |
| 40 | Marie Varallo | 9 | 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)