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John Snyder — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this John Snyder across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1873), then head of a 6-person household.
Age 67
b. ~1873
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Snyder |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Chicago |
| Est. Birth Year | ~1873 |
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 |
|---|---|---|---|---|
| Hazel Snyder | Daughter | — | 33 | ~1907 |
| Beatrice Appleby | Daughter | — | 36 | ~1904 |
| John Snyder | Head | — | 67 | ~1873 |
| John Snyder | Son | — | 35 | ~1905 |
| Henry Snyder | Son | — | 26 | ~1914 |
| Amelia Snyder | Spouse | — | 66 | ~1874 |
Census Appearances
1920
Cook, Illinois
Head, age 50
Cook, Illinois · implied b. ~1870 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Snyder |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Contractor |
| Industry | Building |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Cook, Illinois
Head, age 61
Cook, Illinois · implied b. ~1869 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Snyder |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 26 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Ohio |
| Occupation | Contractor |
| Industry | Building |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 35000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Cook-County, Illinois
Head, age 67
Cook-County, Illinois · implied b. ~1873 — 6 household members
| Surname | Snyder |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Snyder 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 Snyder
Head · 1940 · age 67 · b. ~1873 · 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-t0627-00947-00964)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna Stankus | 30 | Daughter | Stenographer | Illinois |
| 42 | Julia Brzozowski | 59 | Head | — | Poland |
| 43 | Bernice Brzozowski | 29 | Daughter | Bookkeeper | Illinois |
| 44 | Irene Brzozowski | 21 | Daughter | Clerk | Illinois |
| 45 | Albert Marquardt | 62 | Lodger | Sales Manager | Illinois |
| 46 | Lorretta Marquardt | 55 | Lodger-Wife | Organist | Illinois |
| 47 | Agnes Ignacko | 73 | Head | — | Poland |
| 48 | Harry Garret | 31 | Son-in-law | Machinist | Wisconsin |
| 49 | Catherine Garret | 30 | Daughter | Machine Operator | Illinois |
| 50 | John Snyder THIS PERSON | 67 | Head | — | Michigan |
| 51 | Amelia Snyder | 66 | Wife | — | Illinois |
| 52 | John Jr. Snyder | 35 | Son | Clerk | Illinois |
| 53 | Hazel Snyder | 33 | Daughter | Clerical Work | Illinois |
| 54 | Henry Snyder | 26 | Son | Fireman | Illinois |
| 55 | Beatrice Appleby | 36 | Daughter | Clerical Work | Illinois |
| 56 | Sylvester Sullivan | 56 | Head | Fireman | New York |
| 57 | Emma Sullivan | 52 | Wife | — | Illinois |
| 58 | Mary Jane Sullivan | 22 | Daughter | Typist | Illinois |
| 59 | Andrew Sullivan | 19 | Son | New Worker | Illinois |
| 60 | Michael Sullivan | 14 | Son | — | Illinois |
| 61 | Thomas Sullivan | 13 | Son | — | Illinois |
| 62 | John J. Peschke | 49 | Head | Owner | Illinois |
| 63 | Marie Peschke | 41 | Wife | — | Belgium |
| 64 | Raymond Gottet | 24 | Son-in-law | Collector | Illinois |
| 65 | Jane Gottet | 22 | Daughter | Bookkeeper | Illinois |
| 66 | Jack Gottet | 0 | Grandson | — | Illinois |
| 67 | John J. Marshall | 67 | Head | — | English Canada |
| 68 | Rose E. Marshall | 51 | Wife | — | Germany |
| 69 | Herman Schoij | 55 | Head | Superintendent | Sweden |
| 70 | Waldemar Schoij | 32 | Son | Musician | Illinois |
| 71 | Edgar Schoij | 26 | Son | Lab. Worker | Illinois |
| 72 | Norman Schoij | 19 | Son | — | Illinois |
| 73 | John F. Stark | 32 | Head | Truck Driver | Illinois |
| 74 | Florence Stark | 32 | Wife | — | Wisconsin |
| 75 | Kenneth Stark | 3 | Son | — | Illinois |
| 76 | Joseph Youngbrand | 46 | Head | Building Contractor | Poland |
| 77 | Emma Youngbrand | 40 | Wife | — | Illinois |
| 78 | Edward Youngbrand | 21 | Son | Building Cleaner | Illinois |
| 79 | Myrtle Humphrey | 43 | Head | — | Kentucky |
| 80 | Carl Humphrey | 17 | Son | — | Kentucky |
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)