TM
Thomas Murphy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Thomas Murphy across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Michael & Thomas — first a son (b.~1910), then head of a 5-person household.
Age 30
b. ~1910
Male
Son
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Murphy |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Riverside |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Clerk Carrier |
| Industry | Post Office |
| Class of Worker | PW |
| Hours Worked | 9 |
| Income (1939) | 400 |
| Highest Grade | H-4 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Clerk Carrier |
| Township / Ward | Brookfield Village |
| Est. Birth Year | ~1910 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Jane Murphy | Daughter | — | 22 | ~1918 |
| Thomas Murphy | Head | — | 60 | ~1880 |
| Robert Murphy | Son | — | 16 | ~1924 |
| Thomas Murphy | Son | — | 30 | ~1910 |
| Theresa Murphy | Spouse | — | 53 | ~1887 |
Census Appearances
1920
Cook, Illinois
Son, age 11
Cook, Illinois · implied b. ~1909 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 21
Cook, Illinois · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Thomas |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Irish Free State |
| Occupation | Clerk |
| Industry | Steam R.R. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Veteran | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 30
Cook-County, Illinois · implied b. ~1910 — 5 household members
| Surname | Murphy |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Riverside |
| 1935 Residence (County) | Cook |
| Occupation | Clerk Carrier |
| Industry | Post Office |
| Class of Worker | PW |
| Hours Worked | 9 |
| Income (1939) | 400 |
| Highest Grade | H-4 |
| 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 Thomas Murphy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Michael Murphy (~0.92 confidence) and father Thomas Murphy (~0.92 confidence) and mother Theresa Murphy (~0.92 confidence) and mother Mrs Murphy (~0.92 confidence) and mother Bessie Murphy (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Murphy
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Thomas Murphy
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Theresa Murphy
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Mrs Murphy
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Bessie Murphy
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Murphy
Son · 1940 · age 30 · b. ~1910 · Illinois
★ You are viewing this record
Sibling
Jane Murphy
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Murphy
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
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-t0627-00781-00358)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Smith | 25 | Son | Salesman | Ohio |
| 2 | Pauline D. Smith | 21 | Daughter in law | — | Iowa |
| 3 | David Boyle | 42 | Head | Clerical Work | Missouri |
| 4 | Louise L. Boyle | 35 | Wife | — | Illinois |
| 5 | Louise M. Boyle | 14 | Daughter | — | Illinois |
| 6 | Terrence Boyle | 8 | Son | — | Illinois |
| 7 | Hampton Mccormick | 37 | Head | Contractor | Pennsylvania |
| 8 | Lucile Mccormick | 38 | Wife | — | Illinois |
| 9 | Shirley Mccormick | 13 | Daughter | — | Illinois |
| 10 | Diana Mccormick | 10 | Daughter | — | Illinois |
| 11 | Charles Rayle | 37 | Head | Tool Designer | Indiana |
| 12 | Rose Rayle | 35 | Wife | — | Michigan |
| 13 | Helen Rayle | 10 | Daughter | — | Michigan |
| 14 | Thomas Murphy | 60 | Head | Salesman | Illinois |
| 15 | Theresa Murphy | 53 | Wife | — | Illinois |
| 16 | Thomas Murphy THIS PERSON | 30 | Son | Clerk Carrier | Illinois |
| 17 | Jane Murphy | 22 | Daughter | Telephone Operator | Illinois |
| 18 | Robert Murphy | 16 | Son | — | Illinois |
| 19 | Rosa A. Horlick | 74 | Head | — | England |
| 20 | George Shipany | 30 | Head | Film Operator | Illinois |
| 21 | Anne Shipany | 32 | Wife | — | Denmark |
| 22 | Louis Shipany | 2 | Son | — | Illinois |
| 23 | Frank L. Mitchell | 70 | Head | Sales Clerk | Illinois |
| 24 | Anna H. Mitchell | 67 | Wife | — | Indiana |
| 25 | Louise Eddings | 36 | Daughter | — | Illinois |
| 26 | James Eddings | 4 | Son | — | Illinois |
| 27 | Louise Holt | 83 | Mother-in-law | — | Indiana |
| 28 | Erwin Weber | 48 | Head | Machinist | Illinois |
| 29 | Helen Weber | 48 | Wife | — | Germany |
| 30 | Evelyn Weber | 19 | Daughter | Office Work | Illinois |
| 31 | Edward Weber | 16 | Son | — | Illinois |
| 32 | Julius Weber | 69 | Father | — | Wisconsin |
| 33 | Otto Tohnmuckl | 49 | Head | Laborer | Illinois |
| 34 | Martha Tohnmuckl | 48 | Wife | — | Illinois |
| 35 | Frank Galla | 30 | Head | Packer & Checker | Illinois |
| 36 | Elvira Galla | 24 | Wife | Saleslady | Illinois |
| 37 | Ronald Galla | 4 | Son | — | Illinois |
| 38 | Clarence Keller | 30 | Head | Clerk | Illinois |
| 39 | Lillian Keller | 26 | Wife | — | Illinois |
| 40 | Fred Fipske | 54 | Head | Machinist | Illinois |
Pedigree Summary
Thomas + 2 siblings
Gen 1 · 5 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)