JW
James Walsh — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this James Walsh across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1878), then head of a 4-person household.
Age 62
b. ~1878
Male
Head
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Walsh |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Motorman |
| Industry | Streetcar |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1922 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Motorman |
| Township / Ward | Chicago |
| Est. Birth Year | ~1878 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Rita Walsh | Daughter | — | 21 | ~1919 |
| James Walsh | Head | — | 62 | ~1878 |
| James Walsh | Son | — | 20 | ~1920 |
| John Walsh | Son | — | 17 | ~1923 |
Census Appearances
1920
Cook, Illinois
Other, age 41
Cook, Illinois · implied b. ~1879 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walsh |
| Given Name | James |
| Relationship to Head | Roomer |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Labor |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1930
Cook, Illinois
Head, age 52
Cook, Illinois · implied b. ~1878 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walsh |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ireland |
| Age at First Marriage | 18 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Teamster |
| Industry | Ash Company |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 32.50 |
| Veteran | No |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Cook-County, Illinois
Head, age 62
Cook-County, Illinois · implied b. ~1878 — 4 household members
| Surname | Walsh |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Occupation | Motorman |
| Industry | Streetcar |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1922 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Walsh across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Walsh
Head · 1940 · age 62 · b. ~1878 · 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-t0627-00976-00149)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James Ryan | 19 | Son | Sectionhand | Illinois |
| 42 | John Zylag | 23 | Head | Welder | Illinois |
| 43 | Ann Zylag | 20 | Wife | — | Illinois |
| 44 | Louis Carpenter | 80 | Head | — | Missouri |
| 45 | Mike Seidel | 64 | Head | Sign Painter | Illinois |
| 46 | Marie Seidel | 56 | Wife | — | Illinois |
| 47 | Mary Mcrae | 60 | Head | — | Ireland |
| 48 | John Litz | 60 | Head | — | Germany |
| 49 | Bertha Litz | 56 | Wife | — | Germany |
| 50 | Carmen Kushata | 51 | Head | — | Italy |
| 51 | Joseph Smith | 65 | Lodger | — | Missouri |
| 52 | James Walsh THIS PERSON | 62 | Head | Motorman | Ireland |
| 53 | Rita Walsh | 21 | Daughter | Clerical | Illinois |
| 54 | James Walsh | 20 | Son | Laborer | Illinois |
| 55 | John Walsh | 17 | Son | — | Illinois |
| 56 | Emma Schlandt | 52 | Head | — | Michigan |
| 57 | Thurman Mcelroy | 45 | Lodger | — | Michigan |
| 58 | Charles Gaston | 20 | Lodger | Laborer | Illinois |
| 59 | Jessie Mantra | 35 | Head | — | Illinois |
| 60 | Jesse Mantra | 39 | Husband | Shipping Clerk | Illinois |
| 61 | Helen Mantra | 15 | Daughter | — | Illinois |
| 62 | Robert Mantra | 7 | Son | — | Illinois |
| 63 | Maria H Hennelmann | 58 | Head | Painter | Ohio |
| 64 | Caroline Hennelmann | 62 | Wife | — | Michigan |
| 65 | William Murphy | 56 | Head | Handyman | Illinois |
| 66 | Josephine Murphy | 60 | Wife | — | Illinois |
| 67 | Mary Farren | 63 | Head | — | Illinois |
| 68 | Margaret O'Leary | 41 | Lodger | — | Illinois |
| 69 | John Roach | 60 | Lodger | — | Illinois |
| 70 | William Forrest | 51 | Lodger | Laborer | Illinois |
| 71 | Michael Adkins | 60 | Lodger | — | Illinois |
| 72 | Gideon Ganson | 62 | Head | — | Illinois |
| 73 | Marie Ganson | 62 | Wife | — | Illinois |
| 74 | Louis Ganson | 65 | Brother | Carpenter | Illinois |
| 75 | Otto Cox | 40 | Head | Laborer | Arkansas |
| 76 | Laura Cox | 34 | Wife | — | Oklahoma |
| 77 | Betty Janice Cox | 14 | Daughter | — | Oklahoma |
| 78 | Donald Cox | 10 | Son | — | Illinois |
| 79 | Kenneth Cox | 5 | Son | — | Illinois |
| 80 | Dorothy Ann Cox | 2 | Daughter | — | Illinois |
Related Census Records
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)