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Mary Baker — 1940 US Census Record
Model Tree available1940 United States Federal Census · Union-County, New Jersey
Our Model Tree links this Mary Baker across the 1920, 1930 and 1940 US Censuses in Union-County, New Jersey (XGBoost, ~Confirmed), with identified parents Ralph & Ralph — first a daughter (b.~1915), then head of a 3-person household.
Age 25
b. ~1915
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, New Jersey |
| Surname | Baker |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Elizabeth City |
| 1935 Residence (County) | Union |
| Additional Details | |
| Occupation | House |
| Industry | Domestic |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | House |
| Township / Ward | Elizabeth City |
| Est. Birth Year | ~1915 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Baker | Daughter | — | 25 | ~1915 |
| Ralph Baker | Head | — | 62 | ~1878 |
| Grace Baker | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Union, New …
Daughter, age 6
Union, New Jersey · implied b. ~1914 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baker |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Union, New …
Daughter, age 16
Union, New Jersey · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baker |
| Given Name | Mary E. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Clerk |
| Industry | Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Union-County, New …
Daughter, age 25
Union-County, New Jersey · implied b. ~1915 — 3 household members
| Surname | Baker |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Elizabeth City |
| 1935 Residence (County) | Union |
| Occupation | House |
| Industry | Domestic |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 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 Baker across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ralph Baker (~0.92 confidence) and father Ralph Baker (~0.92 confidence) and mother Grace Baker (~0.92 confidence) and mother Ray Baker (~0.92 confidence) and mother Ira Baker (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ralph Baker
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Ralph Baker
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Grace Baker
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Ray Baker
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Ira Baker
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Baker
Daughter · 1940 · age 25 · b. ~1915 · 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 — Union-County, New Jersey
Open full size
1940 US Federal Census — Union-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02397-00866)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Henry Pasterkiewicz | 34 | Head | Mail Carrier | New Jersey |
| 42 | Mary Pasterkiewicz | 30 | Wife | — | New Jersey |
| 43 | Mary Marek | 54 | Head | — | Poland |
| 44 | Albert Marek | 27 | Son | Clerk | New Jersey |
| 45 | Stanley Marek | 25 | Son | Laborer | New Jersey |
| 46 | Adam Marek | 23 | Son | Laborer | New Jersey |
| 47 | Joseph Marek | 20 | Son | New Worker | New Jersey |
| 48 | William Marek | 15 | Son | — | New Jersey |
| 49 | John Hallock | 51 | Head | Repairman | New York |
| 50 | Anna Hallock | 49 | Wife | — | Massachusetts |
| 51 | Michael Hallock | 19 | Son | Mach. Oper. | New Jersey |
| 52 | Joseph Hallock | 15 | Son | — | New Jersey |
| 53 | Benjamin Phillips | 34 | Head | Upholstering | New Jersey |
| 54 | Florence Phillips | 32 | Wife | — | New Jersey |
| 55 | Carl Phillips | 3 | Son | — | New Jersey |
| 56 | Joyce Phillips | 5 | Daughter | — | New Jersey |
| 57 | John Mitchell | 35 | Head | Chemist | New Jersey |
| 58 | Ida Mitchell | 32 | Wife | — | New Jersey |
| 59 | John Mitchell | 2 | Son | — | New Jersey |
| 60 | Robert Mitchell | 0 | Son | — | New Jersey |
| 61 | Michael Motyka | 61 | Head | Carpenter | Poland |
| 62 | Ralph Baker | 62 | Head | Janitor | New Jersey |
| 63 | Grace Baker | 56 | Wife | — | New Jersey |
| 64 | Mary Baker THIS PERSON | 25 | Daughter | House | New Jersey |
| 65 | Julian Lewchick | 41 | Head | Pipefitter | New Jersey |
| 66 | Mary Lewchick | 31 | Wife | — | New Jersey |
| 67 | Steve Lewchick | 9 | Son | — | New Jersey |
| 68 | Mary Ann Lewchick | 6 | Daughter | — | New Jersey |
| 69 | John Jr. Lewchick | 4 | Son | — | New Jersey |
| 70 | Martha J. Lewchick | 0 | Daughter | — | New Jersey |
| 71 | Stephen Antalovics | 52 | Head | Repairman | Poland |
| 72 | Annie Antalovics | 48 | Wife | — | Poland |
| 73 | Louis Antalovics | 29 | Son | Laborer | New Jersey |
| 74 | Mary Antalovics | 22 | Daughter | 0 | New Jersey |
| 75 | Stephen Jr. Antalovics | 18 | Son | Typist | New Jersey |
| 76 | Caroline Antalovics | 16 | Daughter | — | New Jersey |
| 77 | Michael Messick | 57 | Head | — | Russia |
| 78 | Susanna S. Messick | 43 | Wife | Domestic | Pennsylvania |
| 79 | Julia Messick | 15 | Daughter | — | New Jersey |
| 80 | Francis Messick | 14 | Son | — | New Jersey |
Related Census Records
Pedigree Summary
Mary
Gen 1 · 5 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)