JL
John Lowery — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this John Lowery across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 6-person household.
Age 19
b. ~1921
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Lowery |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Cicero town |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Typist |
| Industry | Building material |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 450 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Typist |
| Township / Ward | Cicero Town |
| Est. Birth Year | ~1921 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Daniel Lowery | Son | — | 23 | ~1917 |
| John Lowery | Son | — | 19 | ~1921 |
| George Lowery | Head | — | 58 | ~1882 |
| Celeste Lowery | Daughter | — | 21 | ~1919 |
| Catherine Lowery | Spouse | — | 55 | ~1885 |
| Marie Lowery | Daughter | — | 24 | ~1916 |
Census Appearances
1930
Cook, Illinois
Son, age 9
Cook, Illinois · implied b. ~1921 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lowery |
| Given Name | John |
| 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 |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 19
Cook-County, Illinois · implied b. ~1921 — 6 household members
| Surname | Lowery |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Cicero town |
| 1935 Residence (County) | Cook |
| Occupation | Typist |
| Industry | Building material |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 450 |
| Highest Grade | Hs 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 John Lowery across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Lowery
Son · 1940 · age 19 · b. ~1921 · Illinois
★ You are viewing this record
Sibling
Daniel Lowery
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Lowery
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Celeste Lowery
Sibling · 1940 · age 21
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-t0627-00777-00073)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rose Taubeneck | 40 | Head | Office Clerk | Illinois |
| 42 | Mary Trinco | 56 | Head | Tailor | Italy |
| 43 | Dorothy Trinco | 19 | Daughter | Stenographer | Illinois |
| 44 | Oreste Urban | 38 | Son-in-law | Proprietor | Italy |
| 45 | Genevieve Urban | 32 | Daughter | — | Illinois |
| 46 | Richard Urban | 13 | Grandson | — | Illinois |
| 47 | Oreste Jr. Urban | 11 | Grandson | — | Illinois |
| 48 | Edward Morrison | 27 | Head | Foreman | Chicago |
| 49 | Violet Morrison | 24 | Wife | — | Berwyn |
| 50 | Ronald Morrison | 1 | Son | 0 | Illinois |
| 51 | Louis Vogrig | 63 | Head | Laborer | Italy |
| 52 | Marie Vogrig | 60 | Wife | — | Italy |
| 53 | Fred Spezia | 34 | Head | Laborer | Illinois |
| 54 | Christine Spezia | 29 | Wife | — | Illinois |
| 55 | Yolanda Spezia | 12 | Daughter | — | Illinois |
| 56 | Ferdinand Halama | 45 | Head | Laborer | Czechoslovakia |
| 57 | Marie Halama | 37 | Wife | — | Czechoslovakia |
| 58 | Joseph Halama | 16 | Son | — | Illinois |
| 59 | Agnes Halama | 15 | Daughter | — | Illinois |
| 60 | James Halama | 13 | Son | — | Illinois |
| 61 | Mike Vodicka | 54 | Head | Tailor | Czechoslovakia |
| 62 | Anna Vodicka | 50 | Wife | — | Yugoslavia |
| 63 | Elsie Malek | 20 | Daughter-in-law | Stenographer | Illinois |
| 64 | George Lowery | 58 | Head | Motorman | Illinois |
| 65 | Catherine Lowery | 55 | Wife | — | Illinois |
| 66 | Marie Lowery | 24 | Daughter | Stenographer | Illinois |
| 67 | Daniel Lowery | 23 | Son | New Worker | Illinois |
| 68 | Celeste Lowery | 21 | Daughter | Stenographer | Illinois |
| 69 | John Lowery THIS PERSON | 19 | Son | Typist | Illinois |
| 70 | Edward Ginner | 46 | Head | Stationary Engineer | Illinois |
| 71 | Annie Ginner | 43 | Wife | — | Illinois |
| 72 | James Podrasky | 50 | Head | Mail Carrier | Illinois |
| 73 | Josephine Podrasky | 45 | Wife | — | Wisconsin |
| 74 | Charlotte Podrasky | 20 | Daughter | Typist | Illinois |
| 75 | Otto P. Benes | 69 | Head | Proprietor | Illinois |
| 76 | Stella Benes | 50 | Wife | — | Illinois |
| 77 | Carl Jahnke | 52 | Head | — | Illinois |
| 78 | Stella Jahnke | 43 | Wife | Housekeeper | Czechoslovakia |
| 79 | Milton Jahnke | 18 | Son | — | Illinois |
| 80 | Fred Bayouska | 35 | Head | Engineering Draftsman | Czechoslovakia |
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)