FS
Fred Schroeder — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Fred Schroeder across the 1910, 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Charles & Henry — first a head (b.~1905), then head of a 8-person household.
Age 35
b. ~1905
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Schroeder |
| Given Name | Fred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Blue Island |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Clerk |
| Industry | City Department Water |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 1532 |
| Highest Grade | 8 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Clerk |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1905 |
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 Fred | Age | Birth yr |
|---|---|---|---|---|
| John Schroeder | Son | — | 6 | ~1934 |
| Margaret Schroeder | Spouse | — | 30 | ~1910 |
| Fred Schroeder | Head | — | 35 | ~1905 |
| Charles Schroeder | Son | — | 5 | ~1935 |
| David Schroeder | Son | — | ~1940 | |
| Jerome Schroeder | Son | — | 9 | ~1931 |
| Fred Schroeder | Son | — | 11 | ~1929 |
| Margaret Schroeder | Daughter | — | 2 | ~1938 |
Census Appearances
1910
Cook, Illinois
Son, age 9
Cook, Illinois · implied b. ~1901 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schroeder |
| Given Name | Freddie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Son, age 15
Cook, Illinois · implied b. ~1905 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schroeder |
| Given Name | Fred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Illinois |
| Occupation | Messenger |
| Industry | Clothing Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 25
Cook, Illinois · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schroeder |
| Given Name | Fred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Illinois |
| Occupation | Clerk |
| Industry | Electrical |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 35
Cook-County, Illinois · implied b. ~1905 — 8 household members
| Surname | Schroeder |
| Given Name | Fred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Blue Island |
| 1935 Residence (County) | Cook |
| Occupation | Clerk |
| Industry | City Department Water |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 1532 |
| Highest Grade | 8 |
| 1935 Residence | Illinois |
| 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 Fred Schroeder across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Schroeder (~0.92 confidence) and father Henry Schroeder (~0.92 confidence) and father John Schroeder (~0.92 confidence) and mother Alfreda Schroeder (~0.92 confidence) and mother Mary Schroeder (~0.92 confidence) and mother Ruby Schroeder (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Schroeder
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Henry Schroeder
b. ~1867
Source father
● Household
· direct · ~0.92
Father
John Schroeder
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Alfreda Schroeder
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Mary Schroeder
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Ruby Schroeder
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Fred Schroeder
Head · 1940 · age 35 · b. ~1905 · 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
39 people indexed on this census page (nara:1940:m-t0627-00959-00223)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hagel | 34 | Wife | H | Illinois |
| 2 | William Hagel | 16 | Son | H | Illinois |
| 3 | Betty Hagel | 8 | Daughter | — | Illinois |
| 4 | Margaret D. Bergen | 72 | Head | — | Irish Free State |
| 5 | Cassie A. Bergen | 74 | Sister | — | Irish Free State |
| 6 | John Berger | 47 | Head | Police Officer | Illinois |
| 7 | Antoinette Berger | 39 | Wife | — | Illinois |
| 8 | Antoinette Berger | 9 | Daughter | — | Illinois |
| 9 | Raynalda Berger | 5 | Daughter | — | Illinois |
| 10 | Volney Haynes | 36 | Head | Garbage Man | Indiana |
| 11 | Pearl D. Haynes | 32 | Wife | — | Indiana |
| 12 | Lois Haynes | 13 | Daughter | — | Indiana |
| 13 | Genevieve Haynes | 12 | Daughter | — | Indiana |
| 14 | Vernon Haynes | 9 | Son | — | Illinois |
| 15 | Andrew Nera | 41 | Head | Meat Packer | Scotland |
| 16 | Rose Nera | 24 | Wife | H | Illinois |
| 17 | Norma Nera | 3 | Daughter | — | Illinois |
| 18 | William Peterson | 62 | Head | Proprietor | Illinois |
| 19 | Daisy Peterson | 53 | Wife | Proprietor | Old England |
| 20 | Grace Peterson | 20 | Daughter | Stenographer | Illinois |
| 21 | Fredrick Peterson | 31 | Head | Roofer | Illinois |
| 22 | Virginia Peterson | 30 | Wife | H | Illinois |
| 23 | Richard Peterson | 10 | Son | — | Illinois |
| 24 | Jacqueline Peterson | 7 | Daughter | — | Illinois |
| 25 | Fred Schroeder THIS PERSON | 35 | Head | Clerk | Illinois |
| 26 | Margaret Schroeder | 30 | Wife | H | Illinois |
| 27 | Fred Schroeder | 11 | Son | — | Illinois |
| 28 | Jerome Schroeder | 9 | Son | — | Illinois |
| 29 | John Schroeder | 6 | Son | — | Illinois |
| 30 | Charles Schroeder | 5 | Son | — | Illinois |
| 31 | Margaret Schroeder | 2 | Daughter | — | Illinois |
| 32 | David Schroeder | 0 | Son | — | Illinois |
| 33 | Agnes Ryan | 53 | Head | — | Illinois |
| 34 | Kathleen Naughton | 67 | Head | H | Irish Free State |
| 35 | Dennis Murphy | 62 | Brother | Laborer | California |
| 36 | Daniel Brown | 35 | Nephew | Caretaker | Illinois |
| 37 | Henry Brown | 38 | Nephew | Rig-Driver | Illinois |
| 38 | Clyde M. Huntley | 55 | Lodger | Painter | Illinois |
| 39 | Daniel Kelly | 49 | Lodger | Carpenter | Irish Free State |
Pedigree Summary
Fred
Gen 1 · 6 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)