DM
Daniel Murphy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Daniel Murphy across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Dennis & Mary — first a head (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Murphy |
| Given Name | Daniel |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Stationary Engineer |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 1700 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Stationary Engineer |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1908 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Daniel | Age | Birth yr |
|---|---|---|---|---|
| Daniel Murphy | Head | — | 32 | ~1908 |
| Richard Murphy | Son | — | 5 | ~1935 |
| Sarah Murphy | Spouse | — | 32 | ~1908 |
Census Appearances
1920
Cook, Illinois
Son, age 11
Cook, Illinois · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Daniel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 21
Cook, Illinois · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Daniel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 32
Cook-County, Illinois · implied b. ~1908 — 3 household members
| Surname | Murphy |
| Given Name | Daniel |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Stationary Engineer |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 1700 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Daniel Murphy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Dennis Murphy (~0.92 confidence) and mother Mary Murphy (~0.92 confidence) and mother Winifred Murphy (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Dennis Murphy
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Mary Murphy
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Winifred Murphy
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Daniel Murphy
Head · 1940 · age 32 · b. ~1908 · 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-t0627-00942-00042)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Novak | 57 | Head | Plumber | Illinois |
| 2 | Rose Novak | 55 | Wife | — | Illinois |
| 3 | James Novak | 21 | Son | Floor Boy | Illinois |
| 4 | Harold Novak | 18 | Son | Attendant | Illinois |
| 5 | Helen Dean | 25 | Head | Packer | Joliet |
| 6 | Joseph Dean | 6 | Son | — | Illinois |
| 7 | Bobby Dean | 5 | Son | — | Illinois |
| 8 | Martha Miller | 22 | Sister | — | Illinois |
| 9 | Julius Miller | 1 | Nephew | — | Illinois |
| 10 | Joseph Cenjanov | 69 | Head | — | Yugoslavia |
| 11 | Daniel Murphy THIS PERSON | 32 | Head | Stationary Engineer | Illinois |
| 12 | Sarah Murphy | 32 | Wife | — | Ohio |
| 13 | Richard Murphy | 5 | Son | — | Illinois |
| 14 | Frank Broomhead | 53 | Head | Furnace Feeder | England |
| 15 | Adele Broomhead | 22 | Son | Unloader | Illinois |
| 16 | Flo Broomhead | 18 | Daughter | — | Illinois |
| 17 | Francis Broomhead | 16 | Son | — | Illinois |
| 18 | Carl Broomhead | 11 | Son | — | Illinois |
| 19 | Joseph Di Carlo | 51 | Head | Proprietor | Italy |
| 20 | Concetta Di Carlo | 33 | Wife | — | Italy |
| 21 | Antoinette Di Carlo | 10 | Daughter | — | Illinois |
| 22 | Frank De Marco | 48 | Head | Laborer | Italy |
| 23 | Lena De Marco | 45 | Wife | — | Italy |
| 24 | John De Marco | 23 | Son | Salesman | Illinois |
| 25 | Frances De Marco | 13 | Son | — | Illinois |
| 26 | John Mirabelli | 23 | Head | Scraper | Wisconsin |
| 27 | Marie Mirabelli | 20 | Wife | — | Illinois |
| 28 | John Mirabelli | 1 | Son | — | Illinois |
| 29 | Harry M. Davis | 49 | Head | Switchman | Pennsylvania |
| 30 | Edith Davis | 41 | Wife | — | Illinois |
| 31 | Martin Oselman | 65 | Mother-in-law | — | Illinois |
| 32 | Russell M. Wells | 43 | Head | Bridge Tender | Ohio |
| 33 | Florence Wells | 50 | Wife | — | Michigan |
| 34 | Joseph Hauptman | 60 | Head | Jeweler | Austria |
| 35 | Jane Hauptman | 42 | Wife | — | Austria |
| 36 | Fred R. Ballitt | 47 | Head | Machinist | Indiana |
| 37 | Edna Ballitt | 36 | Wife | — | Indiana |
| 38 | Valeria Ballitt | 11 | Daughter | — | Illinois |
| 39 | Eileen Ballitt | 7 | Daughter | — | Illinois |
| 40 | Henry Parrillo | 40 | Head | Brick Maker | Germany |
Pedigree Summary
Daniel
Gen 1 · 3 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)