JM
James Madden — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this James Madden across the 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed) — first a head (b.~1902), then head of a 8-person household.
Age 38
b. ~1902
Male
Head
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Madden |
| Given Name | James |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Newark |
| 1935 Residence (County) | Essex |
| Naturalization Status | Alien |
| Additional Details | |
| Occupation | exterminator |
| Industry | chemical company |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 780 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Exterminator |
| Township / Ward | Newark |
| Est. Birth Year | ~1902 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Dunn | Daughter | — | 22 | ~1918 |
| Francis Madden | Son | — | 2 | ~1938 |
| Elizabeth Madden | Spouse | — | 46 | ~1894 |
| Ronald Madden | Son | — | 5 | ~1935 |
| Thomas Dunn | Son | — | 21 | ~1919 |
| James Madden | Son | — | 7 | ~1933 |
| Nancy Cottagione | Other | — | 31 | ~1909 |
| James Madden | Head | — | 38 | ~1902 |
Census Appearances
1930
Hudson, New …
Other, age 26
Hudson, New Jersey · implied b. ~1904 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Madden |
| Given Name | James |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Scotland |
| Naturalization Status | Alien |
| Year of Immigration | 1928 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Longshoreman |
| Industry | Docks |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Essex-County, New …
Head, age 38
Essex-County, New Jersey · implied b. ~1902 — 8 household members
| Surname | Madden |
| Given Name | James |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Newark |
| 1935 Residence (County) | Essex |
| Naturalization Status | Alien |
| Occupation | exterminator |
| Industry | chemical company |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 780 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 James Madden across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Madden
Head · 1940 · age 38 · b. ~1902 · New Jersey
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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-t0627-02419-00084)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rose Wernon | 25 | daughter | — | Austria |
| 2 | Joseph Zinn | 43 | head | — | Austria |
| 3 | Sada Zinn | 35 | wife | — | Austria |
| 4 | Rhoda Zinn | 6 | daughter | — | New Jersey |
| 5 | Ralph Zinn | 4 | son | — | New Jersey |
| 6 | James Madden THIS PERSON | 38 | head | Exterminator | Scotland |
| 7 | Elizabeth Madden | 46 | wife | — | Scotland |
| 8 | James Madden | 7 | son | — | New Jersey |
| 9 | Ronald Madden | 5 | son | — | New Jersey |
| 10 | Francis Madden | 2 | son | — | New Jersey |
| 11 | Elizabeth Dunn | 22 | daughter | Machine Operator | Scotland |
| 12 | Thomas Dunn | 21 | son | Knitting Machine Operator | Scotland |
| 13 | Nancy Cottagione | 31 | lodger | Lunch Counter Waitress | Scotland |
| 14 | James Wilson | 46 | head | Iron Worker | New York |
| 15 | Emma M. Wilson | 45 | wife | Trained Nurse | New York |
| 16 | Charles Ullrich | 42 | head | Iron Worker | New York |
| 17 | Margaret Ullrich | 42 | wife | — | New Jersey |
| 18 | Lillian Ullrich | 15 | daughter | — | New Jersey |
| 19 | Randall Wilson | 48 | head | Iron Worker | New York |
| 20 | Lucy Burgess | 82 | mother | — | South Dakota |
| 21 | Alice Bertha Devine | 60 | head | — | New Jersey |
| 22 | Elmer A. Devine | 38 | son | Newspaper Collector | New Jersey |
| 23 | Rudolph Waverchak | 32 | head | Chauffeur | New Jersey |
| 24 | Anne Waverchak | 25 | wife | — | New Jersey |
| 25 | Rudolph Jr. Waverchak | 5 | son | — | New Jersey |
| 26 | Marilyn Waverchak | 4 | daughter | — | New Jersey |
| 27 | Richard Waverchak | 2 | son | — | New Jersey |
| 28 | Ends Here | None | BLOCK | — | NO. |
| 29 | Edward Marchinkowski | 27 | head | Factory Worker | New Jersey |
| 30 | Victoria Marchinkowski | 26 | wife | — | New Jersey |
| 31 | Marie Marchinkowski | 1 | daughter | — | New Jersey |
| 32 | Stephen Nakovich | 21 | lodger | Factory Worker | Pennsylvania |
| 33 | Mary Nakovich | 19 | lodger | Hospital Waitress | Pennsylvania |
| 34 | Josephine Fiyalka | 60 | head | — | Poland |
| 35 | Christine Fiyalka | 17 | daughter | Nut Taster | New Jersey |
| 36 | Estelle Fiyalka | 16 | daughter | Wholesale Candy Packer | New Jersey |
| 37 | Max Sagerstein | 63 | head | Road Construction Laborer | Russia |
| 38 | Bella Sagerstein | 53 | wife | — | Poland |
| 39 | Livia Sagerstein | 27 | daughter | Office Messenger | New Jersey |
| 40 | Jacob Sagerstein | 22 | son | Radio Factory Messenger | New Jersey |
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)