JW
James Walsh — 1940 US Census Record
Model Tree available1940 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), with identified parents Thomas & Emma — first a head (b.~1901), then head of a 4-person household.
Age 39
b. ~1901
Male
Head
Born: Montana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Walsh |
| Given Name | James R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Pattern Expediter |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2374 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Occupation | Pattern Expediter |
| Township / Ward | Chicago |
| Est. Birth Year | ~1901 |
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 |
|---|---|---|---|---|
| Donna Walsh | Daughter | — | 3 | ~1937 |
| James Walsh | Head | — | 39 | ~1901 |
| James Walsh | Son | — | 5 | ~1935 |
| Beulah Walsh | Spouse | — | 33 | ~1907 |
Census Appearances
1920
Cook, Illinois
Son, age 18
Cook, Illinois · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walsh |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Road Island |
| Mother's Birthplace | Norway |
| Occupation | Surveyor |
| Industry | Standard Oil |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1930
Cook, Illinois
Head, age 28
Cook, Illinois · implied b. ~1902 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walsh |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Montana |
| Age at First Marriage | 24 |
| Father's Birthplace | Rhode Island |
| Mother's Birthplace | Norway |
| Occupation | Receiving Clerk |
| Industry | Sheet Metal Works |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 65 |
| Radio Set | R |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Cook-County, Illinois
Head, age 39
Cook-County, Illinois · implied b. ~1901 — 4 household members
| Surname | Walsh |
| Given Name | James R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Pattern Expediter |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2374 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
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. Identified parents: father Thomas Walsh (~0.92 confidence) and mother Emma Walsh (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Walsh
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Emma Walsh
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Walsh
Head · 1940 · age 39 · b. ~1901 · 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-t0627-00937-00466)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Helen Magnuson | 44 | Wife | — | Illinois |
| 42 | Bernard Jr Magnuson | 16 | Son | — | Illinois |
| 43 | Donald Magnuson | 12 | Son | — | Illinois |
| 44 | Audrey Magnuson | 6 | Daughter | — | Illinois |
| 45 | Ambrose Callahan | 41 | Head | Industrial | Eng Canada |
| 46 | Sarah Callahan | 50 | Wife | — | Wisconsin |
| 47 | Robert Boyd | 16 | Step Son | — | Illinois |
| 48 | Jens Nicolaisen | 82 | Lodger | — | Denmark |
| 49 | Einar Helman | 40 | Head | Electrician | Norway |
| 50 | Anna Helman | 41 | Wife | — | Illinois |
| 51 | Paul Helman | 14 | Son | — | Illinois |
| 52 | Raymond Helman | 7 | Son | — | Illinois |
| 53 | George Morgan | 43 | Head | Salesman | Illinois |
| 54 | Madeline Morgan | 42 | Wife | — | Illinois |
| 55 | George J Morgan | 9 | Son | — | Illinois |
| 56 | Richard Franke | 44 | Head | Engineer | Illinois |
| 57 | Elsie Franke | 41 | Wife | — | Germany |
| 58 | Kenneth Guido | 31 | Lodger | Mechanic | Illinois |
| 59 | Frank Hussian | 50 | Head | Clerk | Ohio |
| 60 | Dorothy Hussian | 47 | Wife | — | Illinois |
| 61 | Francis Hussian | 13 | Son | — | Illinois |
| 62 | John J O'Connell | 46 | Head | Salesman | Illinois |
| 63 | Frieda O'Connell | 48 | Wife | — | Illinois |
| 64 | Jack O'Connell | 21 | Son | — | Illinois |
| 65 | Virginia O'Connell | 14 | Daughter | — | Illinois |
| 66 | James R Walsh THIS PERSON | 39 | Head | Pattern Expediter | Montana |
| 67 | Beulah Walsh | 33 | Wife | — | Illinois |
| 68 | James Terrence Walsh | 5 | Son | — | Illinois |
| 69 | Donna S Walsh | 3 | Daughter | — | Illinois |
| 70 | Bertel Broberg | 38 | Head | Installation | Illinois |
| 71 | Catherine Broberg | 34 | Wife | — | Illinois |
| 72 | Marjorie Broberg | 9 | Daughter | — | Illinois |
| 73 | Joan Broberg | 7 | Daughter | — | Illinois |
| 74 | Karen Broberg | 2 | Daughter | — | Illinois |
| 75 | Claude Brignall | 34 | Head | Proprietor | Illinois |
| 76 | Marjorie O Brignall | 27 | Wife | — | Illinois |
| 77 | Claudette Brignall | 4 | Daughter | — | Illinois |
| 78 | Phillip Brignall | 2 | Son | — | Illinois |
| 79 | Esther Williams | 25 | Lodger | Servant | Minnesota |
| 80 | Frank L Beyer | 54 | Head | Engineer Cust. | New York |
Pedigree Summary
James
Gen 1 · 2 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)