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James Kennedy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this James Kennedy across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents James & Arthur — first a son (b.~1910), then head of a 8-person household.
Age 30
b. ~1910
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Kennedy |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Evanston City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Salesman |
| Industry | Beverage Co |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1500 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Salesman |
| Township / Ward | Evanston City |
| Est. Birth Year | ~1910 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Jean Kennedy | Daughter | — | 20 | ~1920 |
| Thos Kennedy | Head | — | 64 | ~1876 |
| James Kennedy | Son | — | 30 | ~1910 |
| Arnold Kennedy | Son | — | 16 | ~1924 |
| Francis Kennedy | Son | — | 27 | ~1913 |
| Thos Kennedy | Son | — | 33 | ~1907 |
| Peter Kennedy | Son | — | 17 | ~1923 |
| Florence Kennedy | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Cook, Illinois
Son, age 9
Cook, Illinois · implied b. ~1911 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 19
Cook, Illinois · implied b. ~1911 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 30
Cook-County, Illinois · implied b. ~1910 — 8 household members
| Surname | Kennedy |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Evanston City |
| 1935 Residence (County) | Cook |
| Occupation | Salesman |
| Industry | Beverage Co |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1500 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| 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 James Kennedy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Kennedy (~0.92 confidence) and father Arthur Kennedy (~0.92 confidence) and mother Julia Kennedy (~0.92 confidence) and father Thos Kennedy (~0.92 confidence) and mother Florence Kennedy (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Kennedy
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Arthur Kennedy
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Julia Kennedy
b. ~1875
Source mother
● Household
· direct · ~0.92
Father
Thos Kennedy
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Florence Kennedy
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Kennedy
Son · 1940 · age 30 · b. ~1910 · Illinois
★ You are viewing this record
Sibling
Thos Kennedy
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Peter Kennedy
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arnold Kennedy
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jean Kennedy
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Kennedy
Sibling · 1940 · age 27
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-t0627-00778-00274)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sophie Sellinger | 51 | Wife | — | Penn |
| 42 | Frank Kelley | 63 | Head | Laborer | Missouri |
| 43 | Elizabeth Kelley | 44 | Wife | — | Illinois |
| 44 | John Kelley | 21 | Son | Lineman | Illinois |
| 45 | Mathew Bofre | 51 | Head | — | Wisconsin |
| 46 | Ethel M Bofre | 49 | Wife | Waitress | Wisconsin |
| 47 | Byron M Bofre | 19 | Son | Truck Driver | Wisconsin |
| 48 | Rita Cunningham | 42 | Head | Salesman | Illinois |
| 49 | John G Schader | 59 | Head | Janitor | Germany |
| 50 | Rachel Johnson | 46 | Head | Linen Girl | Illinois |
| 51 | William Larson | 36 | Head | Operator | England |
| 52 | Mae Larson | 37 | Wife | — | Canada |
| 53 | Ida Larson | 10 | Daughter | — | Michigan |
| 54 | Ruby Roe | 41 | Head | Servant | S. Dakota |
| 55 | Charles A Cook | 70 | Head | Lawyer | Rhode Island |
| 56 | Emma S Cook | 54 | Wife | — | New York |
| 57 | Hannah O'Connor | 42 | Cook | Cook | Ireland |
| 58 | Marie Sich | 27 | Maid | Servant | Virginia |
| 59 | Sherat Burnham | 57 | Head | Architect | New York |
| 60 | Vivian Burnham | 54 | Wife | — | Dist. Columbia |
| 61 | Sherat Burnham | 14 | Son | — | Illinois |
| 62 | William B Tracy | 45 | Head | Barber | Russia |
| 63 | Anna Tracy | 40 | Wife | — | Russia |
| 64 | William Tracy | 14 | Son | — | Illinois |
| 65 | Theo Bodenstab | 52 | Head | Salesman | Indiana |
| 66 | Katherine Bodenstab | 52 | Wife | — | Indiana |
| 67 | Alice M Bodenstab | 22 | Daughter | Secretary | Indiana |
| 68 | Thos A Kennedy | 64 | Head | Salesman | Ireland |
| 69 | Florence Kennedy | 52 | Wife | — | New York |
| 70 | Thos A Jr Kennedy | 33 | Son | Salesman | Missouri |
| 71 | James Kennedy THIS PERSON | 30 | Son | Salesman | Illinois |
| 72 | Francis Kennedy | 27 | Son | Salesman | Illinois |
| 73 | Jean Kennedy | 20 | Daughter | — | Illinois |
| 74 | Peter Kennedy | 17 | Son | — | Illinois |
| 75 | Arnold Kennedy | 16 | Son | — | Illinois |
| 76 | Wm. W. Barry | 68 | Head | Executive | Florida |
| 77 | Bernice Barry | 66 | Wife | — | Kentucky |
| 78 | Sarah Reed | 55 | Maid | Houseman | Mississippi |
| 79 | Cora Reed | 47 | Maid | Maid | Mississippi |
| 80 | W P Trowbridge | 50 | Head | Executive | Illinois |
Pedigree Summary
James + 5 siblings
Gen 1 · 5 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)