FJ
Florence James — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Florence James across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Robert & Alma — first a daughter (b.~1912), then head of a 5-person household.
Age 28
b. ~1912
Female
Daughter
Born: Illinois
Separated
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | James |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Separated |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Steel Casting |
| Class of Worker | PW |
| Income (1939) | 236 |
| Highest Grade | H 4/3 20 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Stenographer |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1912 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Florence | Age | Birth yr |
|---|---|---|---|---|
| Alma James | Spouse | — | 61 | ~1879 |
| Robert James | Son | — | 23 | ~1917 |
| Robert James | Head | — | 64 | ~1876 |
| Irene James | Daughter | — | 37 | ~1903 |
| Florence James | Daughter | — | 28 | ~1912 |
Census Appearances
1920
Cook, Illinois
Daughter, age 8
Cook, Illinois · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | James |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Germany |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 18
Cook, Illinois · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | James |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Germany |
| Occupation | Teacher |
| Industry | Pub. College |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 28
Cook-County, Illinois · implied b. ~1912 — 5 household members
| Surname | James |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Separated |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Stenographer |
| Industry | Steel Casting |
| Class of Worker | PW |
| Income (1939) | 236 |
| Highest Grade | H 4/3 20 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Florence James across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert James (~0.92 confidence) and mother Alma James (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert James
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Alma James
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Florence James
Daughter · 1940 · age 28 · b. ~1912 · Illinois
★ You are viewing this record
Sibling
Irene James
Sibling · 1940 · age 37
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert James
Sibling · 1940 · age 23
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-t0627-00939-00491)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ann Marie Blommer | 7 | — | — | Illinois |
| 2 | Carol Blommer | 5 | — | — | Illinois |
| 3 | Louis Otto | 41 | Head | Salesman | Illinois |
| 4 | Hazel Otto | 40 | Wife | — | Illinois |
| 5 | — | None | — | — | — |
| 6 | Robert James | 64 | Head | Upholsterer | Scotland |
| 7 | Alma James | 61 | Wife | — | Germany |
| 8 | Irene James | 37 | Daughter | — | Illinois |
| 9 | Florence James THIS PERSON | 28 | Daughter | Stenographer | Illinois |
| 10 | Robert James | 23 | Son | New Worker | Illinois |
| 11 | Peter Pomp | 69 | Head | Grain Inspector | Michigan |
| 12 | Albert Van Bruggen | 37 | Head | Chemical Mixer | Illinois |
| 13 | Nellie Van Bruggen | 42 | Wife | — | Illinois |
| 14 | Jacob Adrian Van Bruggen | 13 | Son | — | Illinois |
| 15 | Dorothy Ruth Van Bruggen | 9 | Daughter | — | Illinois |
| 16 | Dorthey Boo | 62 | Mother-in-law | — | Holland |
| 17 | Thomas Nixon | 23 | Head | Pipe Coverer | Illinois |
| 18 | Janet Nixon | 23 | Wife | — | Illinois |
| 19 | Thomas Wayne Nixon | 1 | Son | — | Illinois |
| 20 | Daniel John Nixon | 0 | Son | — | Illinois |
| 21 | Richard Drickel | 50 | Head | Machinist | Austria |
| 22 | Marie Drickel | 48 | Wife | — | Austria |
| 23 | Else Drickel | 20 | Daughter | Secretary | Austria |
| 24 | Marilyn Drickel | 6 | Daughter | — | Illinois |
| 25 | Knut Petersen | 67 | Head | — | Sweden |
| 26 | Anna Petersen | 67 | Wife | — | Sweden |
| 27 | Tony De Young | 46 | Head | Painter | Illinois |
| 28 | Evelyn De Young | 41 | Wife | — | Illinois |
| 29 | Ethel De Young | 21 | Daughter | Stenographer | Illinois |
| 30 | Jennie De Young | 19 | Daughter | Stenographer | Illinois |
| 31 | Evelyn De Young | 13 | Daughter | — | Illinois |
| 32 | Harry Borgman | 49 | Head | Superintendent | Illinois |
| 33 | Nettie Borgman | 49 | Wife | — | Illinois |
| 34 | Henry Ralph Borgman | 23 | Son | Apprentice | Illinois |
| 35 | Muriel Borgman | 20 | Daughter | Stenographer | Illinois |
| 36 | Robert Borgman | 19 | Son | — | Illinois |
| 37 | Katherine Borgman | 16 | Daughter | — | Illinois |
| 38 | Roger Borgman | 12 | Son | — | Illinois |
| 39 | Ellen Borgman | 10 | Daughter | — | Illinois |
| 40 | James Ballantine | 48 | Head | Pattern Maker | Scotland |
Related Census Records
Pedigree Summary
Florence + 2 siblings
Gen 1 · 2 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)