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Mary Gray — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bergen-County, New Jersey
Our Model Tree links this Mary Gray across the 1920, 1930 and 1940 US Censuses in Bergen-County, New Jersey (XGBoost, ~Confirmed), with identified parents Louis & George — first a spouse (b.~1914), then head of a 6-person household.
Age 26
b. ~1914
Female
Spouse
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bergen-County, New Jersey |
| Surname | Gray |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Boro Midland Park |
| 1935 Residence (County) | Bergen |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Boro Midland Park |
| Est. Birth Year | ~1914 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Bertha Gray | Head | — | 60 | ~1880 |
| Thomas Gray | Son | — | 1 | ~1939 |
| Bentley Gray | Son | — | 35 | ~1905 |
| Frank Gray | Son | — | 28 | ~1912 |
| Mary Gray | Spouse | — | 26 | ~1914 |
| Edith Gray | Spouse | — | 24 | ~1916 |
Census Appearances
1920
Passaic, New …
Daughter, age 4
Passaic, New Jersey · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Margaret |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
Daughter, age 15
Bergen, New Jersey · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Bergen-County, New …
Spouse, age 26
Bergen-County, New Jersey · implied b. ~1914 — 6 household members
| Surname | Gray |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Boro Midland Park |
| 1935 Residence (County) | Bergen |
| Class of Worker | 0 |
| Hours Worked | 0 |
| 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 Mary Gray across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Louis Gray (~0.92 confidence) and father George Gray (~0.92 confidence) and mother Elizabeth Gray (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Louis Gray
b. ~1891
Source father
● Household
· direct · ~0.92
Father
George Gray
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Gray
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Gray
Spouse · 1940 · age 26 · b. ~1914 · 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 — Bergen-County, New Jersey
Open full size
1940 US Federal Census — Bergen-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02311-00612)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jessie Schumann | 35 | Wife | — | New Jersey |
| 42 | Henry Schumann | 17 | Son | — | New Jersey |
| 43 | Edward Schumann | 15 | Son | Helper | New Jersey |
| 44 | Ruth E. Schumann | 11 | Daughter | — | New Jersey |
| 45 | Jacob Schumann | 6 | Son | — | New Jersey |
| 46 | Richard Jr. Schumann | 4 | Son | — | New Jersey |
| 47 | Robert Cellino | 53 | Head | Cabinet Maker | New Jersey |
| 48 | Alice Cellino | 51 | Wife | — | New Jersey |
| 49 | Samuel Van Der Molen | 65 | Head | Janitor | Netherlands |
| 50 | Irena Van Der Molen | 65 | Wife | — | Netherlands |
| 51 | John Van Der Molen | 33 | Son | Salesman | New Jersey |
| 52 | Bertha Gray | 60 | Head | — | New Jersey |
| 53 | Bentley Gray | 35 | Son | Silk Dyer | New Jersey |
| 54 | Mary Gray THIS PERSON | 26 | Wife | — | New Jersey |
| 55 | Thomas F. Gray | 1 | Son | — | New Jersey |
| 56 | Frank Gray | 28 | Son | Installer | New Jersey |
| 57 | Edith Gray | 24 | Wife | Stenographer | New Jersey |
| 58 | Frank Miller | 47 | Head | Carpenter | New Jersey |
| 59 | Marie Miller | 41 | Wife | — | New Jersey |
| 60 | William Miller | 17 | Son | — | New Jersey |
| 61 | Frank Jr. Miller | 15 | Son | — | New Jersey |
| 62 | Beatrice Miller | 11 | Daughter | — | New Jersey |
| 63 | George Miller | 9 | Son | — | New Jersey |
| 64 | Agnes Miller | 6 | Daughter | — | New Jersey |
| 65 | John Miller | 4 | Son | — | New Jersey |
| 66 | Herman Hagedorn | 59 | Head | Machinist | New Jersey |
| 67 | Minnie Hagedorn | 58 | Wife | — | New Jersey |
| 68 | Carrie Hagedorn | 29 | Daughter | — | New Jersey |
| 69 | Christina Hagedorn | 21 | Daughter | Clerical | New Jersey |
| 70 | Harriet Hagedorn | 13 | Daughter | — | New Jersey |
| 71 | Albert Leigh | 48 | Head | Telephone Engineering | Brooklyn |
| 72 | Florence Leigh | 48 | Wife | — | Brooklyn |
| 73 | Martha Leigh | 18 | Daughter | — | New Jersey |
| 74 | Edith Leigh | 12 | Daughter | — | New Jersey |
| 75 | Florence Leigh | 9 | Daughter | — | New Jersey |
| 76 | John Hurken | 45 | Head | Packer | New Jersey |
| 77 | Mary Hurken | 39 | Wife | — | Bermuda |
| 78 | Edith Hurken | 15 | Daughter | — | New Jersey |
| 79 | Jessie Hurken | 10 | Daughter | — | New Jersey |
| 80 | Mary Hurken | 7 | Daughter | — | New Jersey |
Related Census Records
Pedigree Summary
Mary
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)