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Joseph Murphy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Joseph Murphy across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 13-person household.
Age 50
b. ~1890
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Murphy |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | engineer |
| Industry | movie theater Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2000 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Engineer |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1890 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Mary Murphy | Daughter | — | 7 | ~1933 |
| Claire Murphy | Daughter | — | 3 | ~1937 |
| Geraldine Murphy | Daughter | — | 10 | ~1930 |
| Joseph Murphy | Head | — | 50 | ~1890 |
| John Murphy | Son | — | 17 | ~1923 |
| Francis Murphy | Son | — | 12 | ~1928 |
| Edward Murphy | Son | — | 23 | ~1917 |
| Norbert Murphy | Son | — | 8 | ~1932 |
| Bernard Murphy | Son | — | 11 | ~1929 |
| James Murphy | Son | — | 18 | ~1922 |
| Joseph Murphy | Son | — | 20 | ~1920 |
| Gerald Murphy | Son | — | 10 | ~1930 |
| Margaret Murphy | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Cook, Illinois
Head, age 30
Cook, Illinois · implied b. ~1890 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Electrician |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Head, age 40
Cook, Illinois · implied b. ~1890 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Crane Engr |
| Industry | Material Yard |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 8,000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 50
Cook-County, Illinois · implied b. ~1890 — 13 household members
| Surname | Murphy |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | engineer |
| Industry | movie theater Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2000 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| 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 Joseph Murphy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Murphy
Head · 1940 · age 50 · b. ~1890 · 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-t0627-00952-00268)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank J. Habrick | 46 | Brother-in-law | Stenographer | Illinois |
| 2 | Jacob Kutz | 49 | Head | Tool Maker | Poland |
| 3 | Pearl Kutz | 44 | Wife | — | Illinois |
| 4 | Irene Kutz | 23 | Daughter | Teacher | Illinois |
| 5 | Nathalia Kutz | 21 | Daughter | Office Clerk | Illinois |
| 6 | Camelia Kutz | 19 | Daughter | Office Clerk | Illinois |
| 7 | Esther Kutz | 14 | Niece | — | Illinois |
| 8 | Anna Kutz | 78 | Mother | — | Poland |
| 9 | Fred H. Schuster | 52 | Head | Mail Clerk | Illinois |
| 10 | Agnes Schuster | 52 | Wife | — | Illinois |
| 11 | Fred Jr. Schuster | 19 | Son | Office Clerk | Illinois |
| 12 | Margaret Schuster | 16 | Daughter | — | Illinois |
| 13 | Catherine Schuster | 13 | Daughter | — | Illinois |
| 14 | James Scanlon | 60 | Lodger | Probation Officer | Illinois |
| 15 | Phillip Jr. Bock | 40 | Head | Mechanic | Illinois |
| 16 | Sophie Bock | 37 | Wife | — | Illinois |
| 17 | Theresa Bock | 14 | Daughter | — | Illinois |
| 18 | Phyllis Bock | 13 | Daughter | — | Illinois |
| 19 | Philipp Bock | 11 | Son | — | Illinois |
| 20 | Betty Bock | 9 | Daughter | — | Illinois |
| 21 | Carole Bock | 7 | Daughter | — | Illinois |
| 22 | Joseph Murphy THIS PERSON | 50 | Head | Engineer | Illinois |
| 23 | Margaret Murphy | 44 | Wife | — | Illinois |
| 24 | Edward Murphy | 23 | Son | Maintenance Man | Illinois |
| 25 | Joseph Jr. Murphy | 20 | Son | Maintenance Man | Illinois |
| 26 | James Murphy | 18 | Son | — | Illinois |
| 27 | John Murphy | 17 | Son | — | Illinois |
| 28 | Francis Murphy | 12 | Son | — | Illinois |
| 29 | Bernard Murphy | 11 | Son | — | Illinois |
| 30 | Gerald Murphy | 10 | Son | — | Illinois |
| 31 | Geraldine Murphy | 10 | Daughter | — | Illinois |
| 32 | Norbert Murphy | 8 | Son | — | Illinois |
| 33 | Mary Murphy | 7 | Daughter | — | Illinois |
| 34 | Claire Murphy | 3 | Daughter | — | Illinois |
| 35 | Mary Flynn | 65 | Head | — | Free State Ireland |
| 36 | Mary A. Flynn | 39 | Daughter | Office Clerk | Illinois |
| 37 | Kathryn Flynn | 33 | Daughter | Typist | Illinois |
| 38 | Helen Flynn | 32 | Daughter | School Teacher | Illinois |
| 39 | John Flynn | 29 | Son | Florist | Illinois |
| 40 | Thomas Flynn | 27 | Son | Clerk | 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)