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Michael Murphy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Michael Murphy across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Mary — first a head (b.~1900), then head of a 5-person household.
Age 40
b. ~1900
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Murphy |
| Given Name | Michael |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago city |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Salesman |
| Industry | Retail |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 298 |
| Highest Grade | G-6 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Salesman |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1900 |
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 Michael | Age | Birth yr |
|---|---|---|---|---|
| Joan Murphy | Daughter | — | 4 | ~1936 |
| Patricia Murphy | Daughter | — | 14 | ~1926 |
| Michael Murphy | Head | — | 40 | ~1900 |
| John Murphy | Son | — | 12 | ~1928 |
| Elizabeth Murphy | Spouse | — | 39 | ~1901 |
Census Appearances
1920
Cook, Illinois
Son, age 20
Cook, Illinois · implied b. ~1900 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Michael |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| 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
Head, age 30
Cook, Illinois · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Michael |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Policeman |
| Industry | City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 65 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 40
Cook-County, Illinois · implied b. ~1900 — 5 household members
| Surname | Murphy |
| Given Name | Michael |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago city |
| 1935 Residence (County) | Cook |
| Occupation | Salesman |
| Industry | Retail |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 298 |
| Highest Grade | G-6 |
| 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 Michael Murphy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Murphy (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Murphy
b. ~1863
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Michael Murphy
Head · 1940 · age 40 · b. ~1900 · 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-t0627-00938-00349)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Ahern | 67 | Head | — | Illinois |
| 42 | Joseph Pantano | 32 | Head | Salesman | Italy |
| 43 | Edna Pantano | 29 | Wife | — | Illinois |
| 44 | Leonard Pantano | 12 | Son | — | New Jersey |
| 45 | Frederick Pantano | 9 | Son | — | Illinois |
| 46 | Harry Hammond | 38 | Head | Salesman | Arizona |
| 47 | Hazel Hammond | 41 | Wife | — | Illinois |
| 48 | Marion Hammond | 24 | Son | — | Illinois |
| 49 | Kenneth Hammond | 17 | Son | — | Illinois |
| 50 | Harry Hammond | 10 | Son | — | Illinois |
| 51 | W. James Bryan | 53 | Head | Hair Stylist | Virginia |
| 52 | Irene Bryan | 47 | Wife | Beautician | Illinois |
| 53 | Harold Behnke | 29 | Head | Machinist | Illinois |
| 54 | Dorothy Behnke | 23 | Wife | — | Illinois |
| 55 | Ernest E. Hanson | 44 | Head | Officer | England |
| 56 | Margaret Hanson | 41 | Wife | — | Illinois |
| 57 | Carl E. Davies | 32 | Head | Truck Driver | Illinois |
| 58 | Evelyn Davies | 30 | Wife | — | Illinois |
| 59 | Dorothy Davies | 11 | Daughter | — | Illinois |
| 60 | Allen Davies | 6 | Daughter | — | Illinois |
| 61 | Michael Murphy THIS PERSON | 40 | Head | Salesman | Illinois |
| 62 | Elizabeth Murphy | 39 | Wife | Switchboard | Illinois |
| 63 | Patricia Murphy | 14 | Daughter | — | Illinois |
| 64 | John Murphy | 12 | Son | — | Illinois |
| 65 | Joan Murphy | 4 | Daughter | — | Illinois |
| 66 | Robert Waddell | 43 | Head | Electrician | Illinois |
| 67 | Ethel M. Waddell | 43 | Wife | Clerk | Illinois |
| 68 | Ruth Murray | 19 | Niece | Stenographer | Michigan |
| 69 | Emmett Donohue | 32 | Head | Clerk | Illinois |
| 70 | Mary Donohue | 33 | Wife | Saleslady | Illinois |
| 71 | Gertrude Grayling | 41 | Head | Typist | Connecticut |
| 72 | Marjorie Grayling | 18 | Daughter | Stenographer | Illinois |
| 73 | Christen Granberg | 55 | Head | Waiter | Denmark |
| 74 | Leah Granberg | 52 | Wife | — | Ohio |
| 75 | Sidney Brown | 42 | Head | Survey Clerk | Rumania |
| 76 | Minnie Brown | 41 | Wife | — | Rumania |
| 77 | Robert Brown | 16 | Son | — | Illinois |
| 78 | Mary Ella Stafford | 49 | Head | Photographer | Illinois |
| 79 | Ethel Nebendahl | 48 | Head | Seamstress | Illinois |
| 80 | Delores Nebendahl | 25 | Daughter | Stenographer | Illinois |
Pedigree Summary
Michael
Gen 1 · 1 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)