MM
Michael Murphy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Michael Murphy across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed), with identified parents Michael & Michael — first a son (b.~1909), then head of a 3-person household.
Age 31
b. ~1909
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Murphy |
| Given Name | Michael C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Laborer |
| Industry | Distillery |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1100 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Laborer |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1909 |
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 Michael | Age | Birth yr |
|---|---|---|---|---|
| Michael Murphy | Head | — | 75 | ~1865 |
| Michael Murphy | Son | — | 31 | ~1909 |
| Edward Murphy | Son | — | 33 | ~1907 |
Census Appearances
1920
Jefferson, Kentucky
Son, age 10
Jefferson, Kentucky · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Michael |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Jefferson, Kentucky
Son, age 20
Jefferson, Kentucky · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Michael J Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Son, age 31
Jefferson-County, Kentucky · implied b. ~1909 — 3 household members
| Surname | Murphy |
| Given Name | Michael C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Occupation | Laborer |
| Industry | Distillery |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1100 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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: father Michael Murphy (~0.92 confidence) and father Michael Murphy (~0.92 confidence) and mother Delia Murphy (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Murphy
b. ~1865
Source father
● Household
· direct · ~0.92
Father
Michael Murphy
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Delia Murphy
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Michael Murphy
Son · 1940 · age 31 · b. ~1909 · Kentucky
★ You are viewing this record
Sibling
Edward Murphy
Sibling · 1940 · age 33
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 — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01376-00137)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Hazel G Peake | 6 | Daughter | — | Kentucky |
| 42 | Michael D Murphy | 75 | Head | — | Ireland |
| 43 | Edward M Murphy | 33 | Son | Police Officer | Kentucky |
| 44 | Michael C Murphy THIS PERSON | 31 | Son | Laborer | Kentucky |
| 45 | Mattie E Bennett | 65 | Head | — | Kentucky |
| 46 | S Will Rodney | 50 | Head | Clerk | Kentucky |
| 47 | Mary H Rodney | 50 | Wife | — | Kentucky |
| 48 | James C Rodney | 17 | Son | — | Kentucky |
| 49 | William Mcgovern | 56 | Son-in-law | Laborer | Kentucky |
| 50 | Henry P Hill | 58 | Head | Salesman | Kentucky |
| 51 | Ethel L Hill | 51 | Wife | — | Kentucky |
| 52 | Henry W Hill | 26 | Son | New Worker | Kentucky |
| 53 | Esther W Hill | 20 | Daughter | — | Kentucky |
| 54 | Catherine Hill | 15 | Daughter | — | Kentucky |
| 55 | Rudolph H Matter | 46 | Head | Type Setter | Kentucky |
| 56 | Louise B Matter | 46 | Wife | — | Kentucky |
| 57 | Edwin M Matter | 20 | Daughter | Helper | Kentucky |
| 58 | Rudolph H Jr Matter | 31 | Son | Boiler Maker | Kentucky |
| 59 | Robert R Clark | 31 | Head | Pressman | Kentucky |
| 60 | Marie K Clark | 28 | Wife | Saleslady | Kentucky |
| 61 | Edward J Moller | 45 | Head | Electrotyper | Kentucky |
| 62 | Marie M Moller | 47 | Wife | — | Kentucky |
| 63 | Edward J Moller | 21 | Son | Stenographer | Kentucky |
| 64 | Catherine Stephen | 76 | Mother-in-law | — | France |
| 65 | Charles H Williams | 44 | Head | Foreman | North Carolina |
| 66 | Louie A Williams | 40 | Wife | — | Kentucky |
| 67 | Lucy Williams | 17 | Daughter | — | Kentucky |
| 68 | Charles H Jr Williams | 14 | Son | — | Kentucky |
| 69 | James F Williams | 9 | Son | — | Kentucky |
| 70 | Judith A Williams | 5 | Daughter | — | Kentucky |
| 71 | Charles J Mcelroy | 69 | Head | Conductor | Kentucky |
| 72 | Hester A Mcelroy | 53 | Wife | — | Kentucky |
| 73 | Charles Jones | 78 | Brother-in-law | — | Indiana |
| 74 | Russell J Leach | 42 | Head | President | Kentucky |
| 75 | May B Leach | 40 | Wife | — | Kentucky |
| 76 | George W Munz | 45 | Head | Proprietor | Kentucky |
| 77 | Rebecca Munz | 41 | Wife | — | Indiana |
| 78 | Frances Mattie Munz | 44 | Sister | — | Kentucky |
| 79 | Homer W Munz | 60 | Brother | Laborer | Indiana |
| 80 | George W Jr Munz | 18 | Son | — | Kentucky |
Pedigree Summary
Michael + 1 sibling
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)