JF
James Fox — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this James Fox across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1871), then head of a 6-person household.
Age 69
b. ~1871
Male
Head
Born: West Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Fox |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Barber |
| Industry | Barber Shop |
| Class of Worker | OA |
| Hours Worked | 44 |
| Income (1939) | 800 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Occupation | Barber |
| Township / Ward | Chicago |
| Est. Birth Year | ~1871 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Mary Fox | Daughter | — | 35 | ~1905 |
| James Fox | Head | — | 69 | ~1871 |
| Agnes Fox | Other | — | 34 | ~1906 |
| Raymond Fox | Son | — | 45 | ~1895 |
| Robert Fox | Son | — | 33 | ~1907 |
| Mary Fox | Spouse | — | 67 | ~1873 |
Census Appearances
1920
Cook, Illinois
Head, age 49
Cook, Illinois · implied b. ~1871
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Fox |
| Given Name | Jacob R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Occupation | Rooming House |
| Industry | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Janitor |
| Mother Tongue | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1930
Cook, Illinois
Head, age 59
Cook, Illinois · implied b. ~1871 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fox |
| Given Name | James R |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Age at First Marriage | 75 |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Occupation | none |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 10000 |
| Radio Set | R |
| Veteran | No |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Cook-County, Illinois
Head, age 69
Cook-County, Illinois · implied b. ~1871 — 6 household members
| Surname | Fox |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Barber |
| Industry | Barber Shop |
| Class of Worker | OA |
| Hours Worked | 44 |
| Income (1939) | 800 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
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 James Fox across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Fox
Head · 1940 · age 69 · b. ~1871 · Illinois
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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
35 people indexed on this census page (nara:1940:m-t0627-00930-00259)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Janey Raff | 57 | Head | — | Russia |
| 2 | Albert Raff | 34 | Son | Lawyer | Illinois |
| 3 | Evelyn Raff | 22 | Daughter | — | Illinois |
| 4 | James Fox THIS PERSON | 69 | Head | Barber | West Virginia |
| 5 | Mary Fox | 67 | Wife | — | Illinois |
| 6 | Raymond Fox | 45 | Son | Lodge House | Illinois |
| 7 | Agnes Fox | 34 | Daughter-in-law | Salesman | Illinois |
| 8 | Mary Fox | 35 | Daughter | — | Illinois |
| 9 | Robert Fox | 33 | Son | Salesman | Illinois |
| 10 | Extra Lines 10-15 | None | — | — | — |
| 16 | Alloyous Manna | 44 | Head | Clerk | Illinois |
| 17 | Emma Manna | 41 | Wife | — | Illinois |
| 18 | Cecelia Manna | 15 | Daughter | — | Illinois |
| 19 | Emma Manna | 13 | Daughter | — | Illinois |
| 20 | Anna M Manna | 10 | Daughter | — | Illinois |
| 21 | Albert Manna | 1 | Son | — | Illinois |
| 22 | John Swankaper | 46 | Head | Salesman | Illinois |
| 23 | Muriel Swankaper | 40 | Wife | — | Illinois |
| 24 | Patricia Swankaper | 12 | Daughter | — | Illinois |
| 25 | Elizabeth Keith | 63 | Head | — | Scotland |
| 26 | Helen Herbold | 35 | Daughter | Private Secretary | Illinois |
| 27 | William Herbold | 13 | Grandson | — | Illinois |
| 28 | David Slight | 38 | Head | Physician | Illinois |
| 29 | Nora Slight | 34 | Wife | — | Illinois |
| 30 | Isabell Slight | 13 | Daughter | — | Illinois |
| 31 | Nora Slight | 10 | Daughter | — | Illinois |
| 32 | Helda Slight | 6 | Daughter | — | Illinois |
| 33 | Simeon Riley | 63 | Head | Motorman | Illinois |
| 34 | Daisy Riley | 53 | Wife | — | Illinois |
| 35 | Marvin Riley | 29 | Son | Laborer | Illinois |
| 36 | Mary Vincent | 31 | Daughter | Graduate Nurse | Illinois |
| 37 | William Vincent | 15 | Grandson | — | Arkansas |
| 38 | Christine Fritsch | 23 | Lodger | Graduate Nurse | Illinois |
| 39 | Nila Black | 26 | Lodger | Graduate Nurse | Illinois |
| 40 | Gisela Tukendorf | 27 | Lodger | Graduate Nurse | 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)