JP
John Page — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this John Page across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1913), then head of a 3-person household.
Age 27
b. ~1913
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Page |
| Given Name | John Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Radio Mfg |
| Class of Worker | PW |
| Hours Worked | 2 |
| Income (1939) | 1400 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Bookkeeper |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1913 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Page | Head | — | 51 | ~1889 |
| John Page | Son | — | 27 | ~1913 |
| Jennie Page | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Cook, Illinois
Son, age 7
Cook, Illinois · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Page |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 17
Cook, Illinois · implied b. ~1913 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Page |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| 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 27
Cook-County, Illinois · implied b. ~1913 — 3 household members
| Surname | Page |
| Given Name | John Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Bookkeeper |
| Industry | Radio Mfg |
| Class of Worker | PW |
| Hours Worked | 2 |
| Income (1939) | 1400 |
| Highest Grade | C 2 |
| 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 John Page across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Page (~0.92 confidence) and father John Page (~0.92 confidence) and mother Jennie Page (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Page
b. ~1889
Source father
● Household
· direct · ~0.92
Father
John Page
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Jennie Page
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Page
Son · 1940 · age 27 · b. ~1913 · Illinois
★ You are viewing this record
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-t0627-00999-00614)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | E Choralette | None | Lodger | — | Illinois |
| 42 | Mary Sedowski | 54 | Lodger | Tailor | Illinois |
| 43 | Arvid V Lundgren | 48 | Head | — | Illinois |
| 44 | Darwin F Lundgren | 20 | Son | Service | Illinois |
| 45 | Merrill H Lundgren | 20 | Son | Book Clerk | Illinois |
| 46 | Harold Carlson | 23 | Lodger | Assembler | Illinois |
| 47 | Maurice Feinberg | 37 | Head | Salesman | Russia |
| 48 | Faye Feinberg | 27 | Wife | Saleswoman | Illinois |
| 49 | Sara Feinberg | 58 | Mother | — | Russia |
| 50 | Paul Feinberg | 30 | Brother | Foreman | Russia |
| 51 | Edith Feinberg | 23 | Sister | Saleswoman | Russia |
| 52 | John F Klingstedt | 57 | Head | Carpenter | Sweden |
| 53 | Jenny Klingstedt | 59 | Wife | — | Sweden |
| 54 | Carl R Klingstedt | 22 | Son | Air Mechanic | Illinois |
| 55 | John P Klingstedt | 18 | Son | Air Mechanic | Illinois |
| 56 | John Page | 51 | Head | Clerical | Illinois |
| 57 | Jennie Page | 48 | Wife | Seamstress | Illinois |
| 58 | John Jr Page THIS PERSON | 27 | Son | Bookkeeper | Illinois |
| 59 | Henry P Koop | 44 | Head | Foreman | Illinois |
| 60 | Frances M Koop | 45 | Wife | — | Illinois |
| 61 | Margarette C Koop | 17 | Daughter | — | Illinois |
| 62 | Paris H Koop | 11 | Daughter | — | Illinois |
| 63 | Leo D Ferdinand | 30 | Head | Lawyer | Illinois |
| 64 | Bessie Ferdinand | 29 | Wife | — | New York |
| 65 | Bonnie P Ferdinand | 1 | Daughter | — | Illinois |
| 66 | Lena Letchinger | 50 | Mother-in-law | Package Filler | Russia |
| 67 | Axel T Nelson | 42 | Head | Typewriter Mech | Sweden |
| 68 | Nellie I Nelson | 36 | Wife | — | Sweden |
| 69 | Harold A Nelson | 10 | Son | — | Illinois |
| 70 | Raymond F Ehret | 29 | Head | Accountant | Illinois |
| 71 | Violette A Ehret | 27 | Wife | — | Illinois |
| 72 | Galerae Ehret | 5 | Daughter | — | Illinois |
| 73 | Wayne C Ehret | 1 | Son | — | Illinois |
| 74 | Anna Johnson | 56 | Mother-in-law | — | Illinois |
| 75 | Annette P Johnson | 20 | Sister-in-law | — | Illinois |
| 76 | Earl W Johnson | 32 | Head | Automobile Sales | Illinois |
| 77 | Janette Johnson | 27 | Wife | — | Illinois |
| 78 | Ronald E Johnson | 7 | Son | — | Illinois |
| 79 | Jon Johnson | 3 | Son | — | Illinois |
| 80 | James F Atherton | 62 | Head | Bricklayer | England |
Pedigree Summary
John
Gen 1 · 3 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)