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Margaret Murphy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this Margaret Murphy across the 1920, 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed), with identified parents John — first a daughter (b.~1900), then head of a 4-person household.
Age 40
b. ~1900
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Secretary |
| Industry | Office |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1000 |
| Highest Grade | H 3 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Secretary |
| Township / Ward | Newark 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Rita Murphy | Daughter | — | 37 | ~1903 |
| Margaret Murphy | Daughter | — | 40 | ~1900 |
| John Murphy | Head | — | 40 | ~1900 |
| Joseph Murphy | Son | — | 36 | ~1904 |
Census Appearances
1920
Essex, New …
Other, age 20
Essex, New Jersey · implied b. ~1900
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Daughter-in-law |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Essex, New …
Spouse, age 29
Essex, New Jersey · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 19 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Daughter, age 40
Essex-County, New Jersey · implied b. ~1900 — 4 household members
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark City |
| 1935 Residence (County) | Essex |
| Occupation | Secretary |
| Industry | Office |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1000 |
| Highest Grade | H 3 |
| 1935 Residence | Same House |
| 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 Margaret Murphy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Murphy (~0.50 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.5
Father
John Murphy
b. ~1900
Source father
● Household
· direct · ~0.5
This person
Anchor record
Margaret Murphy
Daughter · 1940 · age 40 · b. ~1900 · New Jersey
★ You are viewing this record
Sibling
Rita Murphy
Sibling · 1940 · age 37
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Murphy
Sibling · 1940 · age 36
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 — Essex-County, New Jersey
Open full size
1940 US Federal Census — Essex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02422-00079)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Raymond Murphy | 12 | Son | — | New Jersey |
| 2 | John P. Murphy | 40 | Head | Embalmer | New Jersey |
| 3 | Margaret Murphy THIS PERSON | 40 | Daughter | Secretary | New Jersey |
| 4 | Rita Murphy | 37 | Daughter | — | New Jersey |
| 5 | Joseph Murphy | 36 | Son | Accountant | New Jersey |
| 6 | Elizabeth Turner | 52 | Head | Teacher | Pennsylvania |
| 7 | Farley Turner | 13 | Niece | — | New Jersey |
| 8 | Stella Kachalske | 33 | Head | Housekeeping | New Jersey |
| 9 | Frances Kachalske | 9 | Son | — | New Jersey |
| 10 | Joseph Kachalske | 3 | Son | — | New Jersey |
| 11 | Patrick Clowick | 64 | Head | — | Ireland |
| 12 | Catherine Clowick | 73 | Wife | — | Ireland |
| 13 | John Specht | 57 | Head | — | New Jersey |
| 14 | Marie Specht | 56 | Wife | — | Germany |
| 15 | Carl Specht | 21 | Son | — | New Jersey |
| 16 | Elsie Specht | 19 | Daughter | Operator | New Jersey |
| 17 | Edwin Specht | 18 | Son | Apprentice | New Jersey |
| 18 | Fred Specht | 17 | Son | — | New Jersey |
| 19 | John Jr. Specht | 26 | Head | Assistant | New Jersey |
| 20 | Eleanor Specht | 23 | Wife | — | New Jersey |
| 21 | Eleanor Specht | 2 | Daughter | — | New Jersey |
| 22 | Marion Specht | 1 | Daughter | — | New Jersey |
| 23 | John Specht | 0 | Son | — | New Jersey |
| 24 | Harry Specht | 28 | Head | Dyer | New Jersey |
| 25 | Helen Specht | 22 | Wife | — | New Jersey |
| 26 | Robert Specht | 1 | Son | — | New Jersey |
| 27 | Leo Larmond | 28 | Head | Maintainer | Pennsylvania |
| 28 | Pauline Larmond | 26 | Wife | — | Canada |
| 29 | James Larmond | 8 | Son | — | New Jersey |
| 30 | Leo Larmond | 6 | Son | — | New Jersey |
| 31 | Paul Larmond | 3 | Son | — | New Jersey |
| 32 | Anton Kowiligaski | 34 | Head | Foreman | New Jersey |
| 33 | Mary Kowiligaski | 32 | Wife | — | New Jersey |
| 34 | Leonard Kowiligaski | 13 | Son | — | New Jersey |
| 35 | Theresa Kowiligaski | 10 | Daughter | — | New Jersey |
| 36 | Joseph Kowiligaski | 7 | Son | — | New Jersey |
| 37 | Robert Kowiligaski | 2 | Son | — | New Jersey |
| 38 | Caroline Kowiligaski | 1 | Daughter | — | New Jersey |
| 39 | Joseph Durst | 36 | Head | Filler | New Jersey |
| 40 | Mary Durst | 34 | Wife | — | New Jersey |
Pedigree Summary
Margaret + 2 siblings
Gen 1 · 1 parents
~0.5
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)