MD
Mary Douglas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this Mary Douglas across the 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 4-person household.
Age 41
b. ~1899
Female
Spouse
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Douglas |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | H |
| Industry | Housework |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | H |
| Township / Ward | Jersey City |
| Est. Birth Year | ~1899 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Eileen Douglas | Daughter | — | 17 | ~1923 |
| Steven Douglas | Head | — | 49 | ~1891 |
| Lawrence Douglas | Son | — | 18 | ~1922 |
| Mary Douglas | Spouse | — | 41 | ~1899 |
Census Appearances
1920
Hudson, New …
Spouse, age 21
Hudson, New Jersey · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Douglas |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | New York |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Hudson, New …
Spouse, age 30
Hudson, New Jersey · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Douglas |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 19 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Hudson-County, New …
Spouse, age 41
Hudson-County, New Jersey · implied b. ~1899 — 4 household members
| Surname | Douglas |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Occupation | H |
| Industry | Housework |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Mary Douglas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Douglas
Spouse · 1940 · age 41 · b. ~1899 · New Jersey
★ 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 — Hudson-County, New Jersey
Open full size
1940 US Federal Census — Hudson-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02410-00685)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Doris Hartenstein | 7 | Daughter | — | New Jersey |
| 42 | Inf. Hartenstein | 0 | Daughter | — | New Jersey |
| 43 | Steven Douglas | 49 | Head | Watchman | New York |
| 44 | Mary Douglas THIS PERSON | 41 | Wife | H | New York |
| 45 | Lawrence Douglas | 18 | Son | — | New York |
| 46 | Eileen Douglas | 17 | Daughter | — | New York |
| 47 | Nick Amarino | 58 | Head | Machinist | Italy |
| 48 | Venza Amarino | 45 | Wife | H | Italy |
| 49 | Mary Amarino | 26 | Son | Typist | New Jersey |
| 50 | William Amarino | 22 | Son | — | New Jersey |
| 51 | Joan Amarino | 20 | Daughter | Typist | New Jersey |
| 52 | Allen Amarino | 18 | Son | — | New Jersey |
| 53 | Patsy Cantrella | 37 | Head | Carpenter | Italy |
| 54 | Margaret Cantrella | 33 | Wife | H | Italy |
| 55 | Michael Daly | 61 | Head | Retired | New York |
| 56 | John Sr. Maloney | 61 | Brother-in-law | Salesman | New Jersey |
| 57 | Charles Maloney | 31 | Nephew | Salesman | New Jersey |
| 58 | Anna Maloney | 23 | Niece | Checker | New Jersey |
| 59 | Margaret M. Maloney | 21 | Niece | Clerk-Typist | New Jersey |
| 60 | Harry Poulos | 52 | Head | Own Business | Turkey |
| 61 | Evangeline Poulos | 44 | Wife | H | Turkey |
| 62 | Steve Poulos | 18 | Son | Clerk | New Jersey |
| 63 | Helen Poulos | 15 | Daughter | — | New Jersey |
| 64 | Frank Frulawa | 60 | Head | Chipper | Poland |
| 65 | Rosa Frulawa | 55 | Wife | H | Poland |
| 66 | John Hrol | 26 | Stepson | Mechanic | New Jersey |
| 67 | Peter Hrol | 16 | Stepson | New Worker | New Jersey |
| 68 | Catherine Cummings | 68 | Head | H | New Jersey |
| 69 | Mary Ashley | 37 | Daughter | Cashier | New Jersey |
| 70 | Joseph Jr. Ashley | 18 | Grandson | — | New Jersey |
| 71 | Jane Ashley | 17 | Granddaughter | — | New Jersey |
| 72 | Arthur Johnston | 37 | Son-in-law | Idler | New Jersey |
| 73 | Catherine Johnston | 32 | Daughter | Typist | New Jersey |
| 74 | Meyer Klewaner | 69 | Head | Retired | Russia |
| 75 | Sarah Klewaner | 69 | Wife | H | Russia |
| 76 | Margaret Donnelly | 58 | Head | H | Ireland |
| 77 | Anna Donnelly | 30 | Daughter | Stenographer | New Jersey |
| 78 | Albert Donnelly | 27 | Son | Laborer | New Jersey |
| 79 | Margaret Donnelly | 22 | Daughter | Stenographer | New Jersey |
| 80 | Cornelius Donnelly | 19 | Son | New Worker | 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)