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James Snyder — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this James Snyder across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1897), then head of a 8-person household.
Age 43
b. ~1897
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Snyder |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Packer |
| Industry | Wholesale Radio |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1496 |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Packer |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1897 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Katherine Snyder | Daughter | — | 17 | ~1923 |
| Louellan Snyder | Daughter | — | 2 | ~1938 |
| Eleanor Snyder | Daughter | — | 19 | ~1921 |
| June Snyder | Daughter | — | 13 | ~1927 |
| Marion Snyder | Daughter | — | 9 | ~1931 |
| James Snyder | Head | — | 43 | ~1897 |
| James Snyder | Son | — | 18 | ~1922 |
| Katherine Snyder | Spouse | — | 37 | ~1903 |
Census Appearances
1930
Cook, Illinois
Head, age 32
Cook, Illinois · implied b. ~1898 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Snyder |
| Given Name | James D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 23 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | United States |
| Occupation | Chauffeur |
| Industry | Plumbing Supplies |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 30 |
| Radio Set | R |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Cook-County, Illinois
Head, age 43
Cook-County, Illinois · implied b. ~1897 — 8 household members
| Surname | Snyder |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Packer |
| Industry | Wholesale Radio |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1496 |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 James Snyder across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Snyder
Head · 1940 · age 43 · b. ~1897 · 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-t0627-00994-00587)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert Lechner | 50 | Head | Plumber | Germany |
| 2 | Clara Lechner | 53 | Wife | — | Illinois |
| 3 | Roberta Lechner | 22 | Daughter | — | Illinois |
| 4 | Martin Jr. Galli | 28 | Head | Butcher | Illinois |
| 5 | Thelma Galli | 29 | Wife | — | Tennessee |
| 6 | Michael Fischer | 29 | Lodger | Butcher | Germany |
| 7 | Salvatore Trentacosti | 40 | Head | Truck Driver | Italy |
| 8 | Sarah Trentacosti | 35 | Wife | — | Illinois |
| 9 | Dominick Trentacosti | 19 | Son | Newswriter | Illinois |
| 10 | Michael Trentacosti | 17 | Son | Newswriter | Illinois |
| 11 | Peter Trentacosti | 13 | Son | — | Illinois |
| 12 | Alfred Trentacosti | 12 | Son | — | Illinois |
| 13 | Rose Marie Trentacosti | 3 | Daughter | — | Illinois |
| 14 | Frank Marino | 56 | Head | Laborer | Illinois |
| 15 | Patricia Marino | 51 | Wife | — | Illinois |
| 16 | Crystal Erickson | 32 | Head | Adjuster | Illinois |
| 17 | Crystal J. Erickson | 13 | Daughter | — | Illinois |
| 18 | Peggy Erickson | 10 | Daughter | — | Illinois |
| 19 | Daniel O'Brien | 55 | Head | Motorman | Eire |
| 20 | Anna O'Brien | 56 | Wife | — | Eire |
| 21 | Francis O'Brien | 31 | Son | Helper | Illinois |
| 22 | Mary Keckup | 29 | Daughter | Stenographer | Illinois |
| 23 | Richard Keckup | 10 | S. Law | — | Illinois |
| 24 | Brian Keckup | 6 | S. Law | — | Illinois |
| 25 | Robert Keckup | 4 | S. Law | — | Illinois |
| 26 | Anthony Lenihan | 63 | Head | Motorman | Eire |
| 27 | Katherine Lenihan | 60 | Wife | — | Eire |
| 28 | James Snyder THIS PERSON | 43 | Head | Packer | Iowa |
| 29 | Katherine Snyder | 37 | Wife | — | Illinois |
| 30 | Eleanor Snyder | 19 | Daughter | Assembler | Illinois |
| 31 | James Jr. Snyder | 18 | Son | Pressman | Illinois |
| 32 | Katherine Snyder | 17 | Daughter | — | Illinois |
| 33 | June Snyder | 13 | Daughter | — | Illinois |
| 34 | Marion Snyder | 9 | Daughter | — | Illinois |
| 35 | Louellan Snyder | 2 | Daughter | — | Illinois |
| 36 | Thomas Hitchcock | 49 | Head | — | Illinois |
| 37 | Gertrude Hitchcock | 48 | Wife | — | Illinois |
| 38 | Veronica Hitchcock | 25 | Daughter | — | Illinois |
| 39 | Vincent Hitchcock | 22 | Son | — | Illinois |
| 40 | Dolores Hitchcock | 11 | Daughter | — | 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)