WM
William Murphy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mercer-County, New Jersey
Our Model Tree links this William Murphy across the 1920, 1930 and 1940 US Censuses in Mercer-County, New Jersey (XGBoost, ~Confirmed), with identified parents Dan & Teresa — first a son (b.~1917), then head of a 6-person household.
Age 23
b. ~1917
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, New Jersey |
| Surname | Murphy |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Trenton City |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Occupation | Wire sitting machine operator |
| Industry | Spring and Wire |
| Class of Worker | PW |
| Income (1939) | 496 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Wire Sitting Machine Operator |
| Township / Ward | Trenton City |
| Est. Birth Year | ~1917 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Maurice Murphy | Head | — | 56 | ~1884 |
| Joseph Di Pietro | Other | — | 69 | ~1871 |
| Mary Kelly | Other | — | 70 | ~1870 |
| Francis Murphy | Son | — | 25 | ~1915 |
| William Murphy | Son | — | 23 | ~1917 |
| Annie Murphy | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Mercer, New …
Son, age 2
Mercer, New Jersey · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Speaks English | No |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Mercer, New …
Son, age 13
Mercer, New Jersey · implied b. ~1917 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Son, age 23
Mercer-County, New Jersey · implied b. ~1917 — 6 household members
| Surname | Murphy |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Trenton City |
| 1935 Residence (County) | Mercer |
| Occupation | Wire sitting machine operator |
| Industry | Spring and Wire |
| Class of Worker | PW |
| Income (1939) | 496 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 William Murphy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Dan Gennate (~0.92 confidence) and mother Teresa Gennate (~0.92 confidence) and father Maurice Murphy (~0.92 confidence) and father Maurice Murphy (~0.92 confidence) and mother Anna Murphy (~0.92 confidence) and mother Annie Murphy (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Dan Gennate
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Teresa Gennate
b. ~1900
Source mother
● Household
· direct · ~0.92
Father
Maurice Murphy
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Maurice Murphy
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Anna Murphy
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Annie Murphy
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Murphy
Son · 1940 · age 23 · b. ~1917 · New Jersey
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Sibling
Francis Murphy
Sibling · 1940 · age 25
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 — Mercer-County, New Jersey
Open full size
1940 US Federal Census — Mercer-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02434-00057)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles Lechner | 21 | Head | Track Laborer | New Jersey |
| 42 | Thomas Lechner | 17 | Son | — | New Jersey |
| 43 | James Lechner | 10 | Son | — | New Jersey |
| 44 | John Mullen | 65 | Lodger | Surveyor | New Jersey |
| 45 | Katherine Mullen | 54 | Lodger | Candy Store Clerk | New Jersey |
| 46 | Loren Lansing | 53 | Head | — | Iowa |
| 47 | Anne M. Lansing | 44 | Wife | Research Clerk | New Jersey |
| 48 | Frederick Heide | 75 | Head | — | New York |
| 49 | Frank Kennedy | 51 | Lodger | Laborer | New Jersey |
| 50 | Paul Zamborsky | 53 | Lodger | Foreman | Hungary |
| 51 | Charles Bell | 49 | Head | — | New York |
| 52 | Katherine Bell | 39 | Wife | — | New Jersey |
| 53 | Katherine Bell | 21 | Daughter | Key Ringer | New Jersey |
| 54 | Andrew Ullrich | 21 | Head | Solarer Laborer | New Jersey |
| 55 | Jean Ullrich | 25 | Wife | — | New Jersey |
| 56 | Vincent Ullrich | 2 | Son | — | New Jersey |
| 57 | Mary Karlo | 50 | Head | — | New Jersey |
| 58 | James Karlo | 17 | Son | New Worker | New Jersey |
| 59 | Ruth Karlo | 14 | Daughter | — | New Jersey |
| 60 | Laura Markee | 22 | Daughter | Houseworker | New Jersey |
| 61 | Alfred Markee | 30 | Head | Factory Laborer | New Jersey |
| 62 | Helen E. Markee | 25 | Wife | — | Pennsylvania |
| 63 | Elizabeth H. Markee | 2 | Daughter | — | New Jersey |
| 64 | Henry Goldy | 54 | Head | — | New Jersey |
| 65 | Maurice Murphy | 56 | Head | — | New Jersey |
| 66 | Annie M. Murphy | 58 | Wife | Legal Document Comparer | New Jersey |
| 67 | Francis J. Murphy | 25 | Son | Truck Helper | New Jersey |
| 68 | William Murphy THIS PERSON | 23 | Son | Wire Sitting Machine Operator | New Jersey |
| 69 | Joseph Di Pietro | 69 | Lodger | — | Italy |
| 70 | Mary A. Kelly | 70 | Lodger | — | New Jersey |
| 71 | Ella Noble | 65 | Head | — | New Jersey |
| 72 | Thomas Noble | 39 | Son | Senior Clerk | New Jersey |
| 73 | Mary Watson | 37 | Head | — | Pennsylvania |
| 74 | Marion Watson | 34 | Husband | Hospital Attendant | Tennessee |
| 75 | Grace Paloma | 31 | Lodger | New Worker | Louisiana |
| 76 | James Paloma | 5 | Lodger | — | Louisiana |
| 77 | Charles Baker | 20 | Head | — | England |
| 78 | John Foy | 72 | Head | — | Scotland |
| 79 | Lillian Schmaldinst | 42 | Head | Cafeteria Worker | England |
| 80 | Dorothy Schmaldinst | 14 | Daughter | — | Pennsylvania |
Pedigree Summary
William + 1 sibling
Gen 1 · 6 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)