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John Schroeder — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this John Schroeder across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1860), then head of a 3-person household.
Age 80
b. ~1860
Male
Head
Born: GERMANY
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | SCHROEDER |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 80 |
| Marital Status | Widowed |
| Birthplace | GERMANY |
| 1935 Residence (City) | CHICAGO-CITY |
| 1935 Residence (County) | COOK |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
| Township / Ward | Chicagocity |
| Est. Birth Year | ~1860 |
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 |
|---|---|---|---|---|
| Anna Schroeder | Daughter | — | 51 | ~1889 |
| Minnie Schroeder | Daughter | — | 48 | ~1892 |
| John Schroeder | Head | — | 80 | ~1860 |
Census Appearances
1920
Cook, Illinois
Head, age 59
Cook, Illinois · implied b. ~1861 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schroeder |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Germany |
| Year of Immigration | 1884 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Germany |
| Mother's Birthplace | New York |
| Occupation | Cigar maker |
| Industry | Cigar Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Germany |
| Year of Naturalization | 1890 |
| Birthplace (normalized) | germany |
1930
Cook, Illinois
Head, age 69
Cook, Illinois · implied b. ~1861 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schroder |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | Germany |
| Naturalization Status | Naturalized |
| Year of Immigration | 1882 |
| Age at First Marriage | 23 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Painter |
| Industry | Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Home Value / Rent | 6,000 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1940
Cook-County, Illinois
Head, age 80
Cook-County, Illinois · implied b. ~1860 — 3 household members
| Surname | SCHROEDER |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 80 |
| Marital Status | Widowed |
| Birthplace | GERMANY |
| 1935 Residence (City) | CHICAGO-CITY |
| 1935 Residence (County) | COOK |
| Naturalization Status | Naturalized |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
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 Schroeder across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Schroeder
Head · 1940 · age 80 · b. ~1860 · 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
40 people indexed on this census page (nara:1940:m-t0627-00983-00440)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rose Murray | 21 | Wife | — | MINNESOTA |
| 42 | Michael Kalinski | 68 | Head | — | POLAND |
| 43 | Polly Kalinski | 67 | Wife | — | POLAND |
| 44 | Steve Kalinski | 32 | Son | Steam Fitter | CANADA-English |
| 45 | Walter Kalinski | 27 | Son | Stock Clerk | CANADA-English |
| 46 | Joseph Szramek | 52 | Head | Tacker In Tannery | POLAND |
| 47 | Catherine Szramek | 47 | Wife | — | POLAND |
| 48 | Joseph, Jr. Szramek | 24 | Son | Hydraulic Press Machine Operator | ILLINOIS |
| 49 | John Szramek | 20 | Son | Automobile Wrecking | ILLINOIS |
| 50 | Jean Szramek | 18 | Daughter | New Worker | ILLINOIS |
| 51 | John Schroeder THIS PERSON | 80 | Head | — | GERMANY |
| 52 | Anna Schroeder | 51 | Daughter | Sales Clerk Retail | ILLINOIS |
| 53 | Minnie Schroeder | 48 | Daughter | Sales Auditor Wholesale House | ILLINOIS |
| 54 | Minnie Friel | 43 | Head | Ladies Dress Sewer | WISCONSIN |
| 55 | Roland Friel | 16 | Son | — | WISCONSIN |
| 56 | James Friel | 13 | Son | — | WISCONSIN |
| 57 | John Zupkowski | 65 | Head | Radiator Core Worker | POLAND |
| 58 | Eleanor Zupkowski | 23 | Daughter | Candy Wrapper | ILLINOIS |
| 59 | Edward Zupkowski | 20 | Son | New Worker | ILLINOIS |
| 60 | Evelyn Zupkowski | 17 | Daughter | New Worker | ILLINOIS |
| 61 | Theodore Bartyzel | 26 | Son-in-law | Gas Range Inspector | ILLINOIS |
| 62 | Helen Bartyzel | 27 | Daughter | — | ILLINOIS |
| 63 | Theodore Kakaleas | 47 | Head | Restaurant Cook | GREECE |
| 64 | Beatrice Kakaleas | 39 | Wife | — | GREECE |
| 65 | Constance Kakaleas | 14 | Daughter | — | ILLINOIS |
| 66 | John Kakaleas | 10 | Son | — | ILLINOIS |
| 67 | James Kakaleas | 61 | Cousin | Freight House Laborer | GREECE |
| 68 | Mary Oszkandy | 43 | Head | — | POLAND |
| 69 | Florence Oszkandy | 15 | Daughter | — | ILLINOIS |
| 70 | Edward Oszkandy | 13 | Son | — | ILLINOIS |
| 71 | Genevieve Oszkandy | 12 | Daughter | — | ILLINOIS |
| 72 | Chester Oszkandy | 11 | Son | — | ILLINOIS |
| 73 | Eugene Oszkandy | 8 | Son | — | ILLINOIS |
| 74 | Mary Oszkandy | 6 | Daughter | — | ILLINOIS |
| 75 | George Beni | 44 | Head | Assistant Printing Press Operator | LOUISIANA |
| 76 | Lena Beni | 38 | Wife | — | ILLINOIS |
| 77 | Gasper Beni | 16 | Son | — | ILLINOIS |
| 78 | Antoinette Beni | 12 | Daughter | — | ILLINOIS |
| 79 | Arthur Windbiel | 26 | Head | Photo Engraver | ILLINOIS |
| 80 | Eva Windbiel | 26 | Wife | — | 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)