JP
John Palmer — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this John Palmer across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents James & Alma — first a son (b.~1907), then head of a 5-person household.
Age 33
b. ~1907
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Palmer |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1907 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Marg Palmer | Daughter | — | 20 | ~1920 |
| James Palmer | Head | — | 61 | ~1879 |
| John Palmer | Son | — | 33 | ~1907 |
| George Palmer | Son | — | 24 | ~1916 |
| Alma Palmer | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Cook, Illinois
Son, age 13
Cook, Illinois · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Palmer |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 23
Cook, Illinois · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Palmer |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Sweden |
| Occupation | Switch Operator |
| Industry | Kellogg S. S. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 33
Cook-County, Illinois · implied b. ~1907 — 5 household members
| Surname | Palmer |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 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 John Palmer across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Palmer (~0.92 confidence) and mother Alma Palmer (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Palmer
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Alma Palmer
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Palmer
Son · 1940 · age 33 · b. ~1907 · Illinois
★ You are viewing this record
Sibling
Marg Palmer
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Palmer
Sibling · 1940 · age 24
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-t0627-00989-00887)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Michael Makert | 58 | Head | Sheet Metal Work | Illinois |
| 2 | Marie Makert | 51 | Wife | — | Illinois |
| 3 | Frank Blather | 40 | Head | Office Work | Wisconsin |
| 4 | Josephine Blather | 28 | Wife | — | Illinois |
| 5 | Alice Kollath | 38 | Lodger | Inspector | Illinois |
| 6 | Roy Anderson | 32 | Head | Typist | Illinois |
| 7 | Alice Anderson | 32 | Wife | — | Illinois |
| 8 | Caryl Anderson | 1 | Daughter | — | Illinois |
| 9 | William Nagel | 37 | Head | Bank Clerk | Illinois |
| 10 | Elsie Nagel | 38 | Wife | — | Illinois |
| 11 | Jerome Nagel | 6 | Daughter | — | Illinois |
| 12 | Rupert Nagel | 1 | Daughter | — | Illinois |
| 13 | Emil Diedrichs | 46 | Head | Forman | Illinois |
| 14 | Emma Diedrichs | 39 | Sister | Machine | Illinois |
| 15 | George Diedrichs | 37 | Head | Dial Painter | Illinois |
| 16 | Dorothy Diedrichs | 32 | Wife | — | Illinois |
| 17 | George Jr. Diedrichs | 7 | Son | — | Illinois |
| 18 | Darlene Diedrichs | 5 | Daughter | — | Illinois |
| 19 | Englbert Blum | 67 | Head | Machine Hand | Illinois |
| 20 | Martha Blum | 62 | Wife | — | Illinois |
| 21 | Florence Blum | 25 | Daughter | — | Illinois |
| 22 | James Palmer | 61 | Head | Factory Hand | Scotland |
| 23 | Alma Palmer | 58 | Wife | Porter | Sweden |
| 24 | John Palmer THIS PERSON | 33 | Son | — | Illinois |
| 25 | George Palmer | 24 | Son | Cable Splicer | Illinois |
| 26 | Marg. Palmer | 20 | Daughter | Cable Former | Illinois |
| 27 | Earl Stoll | 40 | Head | Stenographer | Illinois |
| 28 | Ruth Stoll | 40 | Wife | Fireman | Illinois |
| 29 | William Stoll | 19 | Son | — | Vermont |
| 30 | Margaret Mccarthy | 23 | Head | Helper On Truck | Illinois |
| 31 | Charles Mccarthy | 21 | Brother | Stenographer | Illinois |
| 32 | Clarence Mccarthy | 19 | Brother | Machine Hand | Illinois |
| 33 | Patricia Mccarthy | 15 | Brother | Order-Filler | Illinois |
| 34 | William Frett | 42 | Head | — | Illinois |
| 35 | Gabrielle Frett | 40 | Wife | Dental Mech | Illinois |
| 36 | William Jr. Frett | 15 | Son | — | Illinois |
| 37 | Marilyn Frett | 10 | Daughter | — | Illinois |
| 38 | John Johnson | 59 | Head | Band Sawer | Sweden |
| 39 | Anna Johnson | 56 | Wife | Band Sawer | Norway |
| 40 | Laurine Johnson | 25 | Daughter | Bookkeeper | Illinois |
Related Census Records
Pedigree Summary
John + 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)