MC
Mary Chambers — 1940 US Census Record
Model Tree available1940 United States Federal Census · Camden-County, New Jersey
Our Model Tree links this Mary Chambers across the 1920, 1930 and 1940 US Censuses in Camden-County, New Jersey (XGBoost, ~Confirmed), with identified parents Milton & Catherine — first a daughter (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Camden-County, New Jersey |
| Surname | Chambers |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Camden City |
| 1935 Residence (County) | Camden |
| Additional Details | |
| Occupation | Press Operator |
| Industry | Whip Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 700 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Press Operator |
| Township / Ward | Camden 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Patience Chambers | Daughter | — | 19 | ~1921 |
| Mildred Whitehead | Daughter | — | 36 | ~1904 |
| Mary Chambers | Daughter | — | 25 | ~1915 |
| Patience Chambers | Head | — | 55 | ~1885 |
Census Appearances
1920
Camden, New …
Daughter, age 5
Camden, New Jersey · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chambers |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| 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
Camden, New …
Daughter, age 15
Camden, New Jersey · implied b. ~1915 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chambers |
| Given Name | Mary |
| 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
Camden-County, New …
Daughter, age 25
Camden-County, New Jersey · implied b. ~1915 — 4 household members
| Surname | Chambers |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Camden City |
| 1935 Residence (County) | Camden |
| Occupation | Press Operator |
| Industry | Whip Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 700 |
| Highest Grade | H-2 |
| 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 Chambers across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Milton Chambers (~0.92 confidence) and mother Catherine Chambers (~0.92 confidence) and mother Patience Chambers (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Milton Chambers
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Catherine Chambers
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Patience Chambers
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Chambers
Daughter · 1940 · age 25 · b. ~1915 · New Jersey
★ You are viewing this record
Sibling
Patience Chambers
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Whitehead
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 — Camden-County, New Jersey
Open full size
1940 US Federal Census — Camden-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02394-00198)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward J. Bowers | 23 | Son | Shoemaker Helper | Delaware |
| 2 | Joseph Bowers | 18 | Son | — | Delaware |
| 3 | Jean F. Mister | 11 | Daughter | — | Delaware |
| 4 | Patience A. Chambers | 55 | Head | Press Operator | New Jersey |
| 5 | Mildred Whitehead | 36 | Daughter | Line Worker | New Jersey |
| 6 | Mary E. Chambers THIS PERSON | 25 | Daughter | Press Operator | New Jersey |
| 7 | Patience A. Chambers | 19 | Daughter | New Worker | New Jersey |
| 8 | James P. Neston | 46 | Head | Jeweler | Ireland |
| 9 | Paula B. Neston | 39 | Wife | Machine Work | New Jersey |
| 10 | A. Cutterion | 20 | Daughter | Secretary | New Jersey |
| 11 | Harry C. White | 50 | Head | Hide Inspector | England |
| 12 | Sadie M. White | 43 | Wife | — | Pennsylvania |
| 13 | Harry E. White | 14 | Son | — | Pennsylvania |
| 14 | Dorothy Rollins | 4 | Granddaughter | — | Pennsylvania |
| 15 | James A. Palmer | 32 | Head | Machinist | Pennsylvania |
| 16 | Hannah E. Palmer | 25 | Wife | — | New Jersey |
| 17 | Michael J. Palmer | 1 | Son | — | New Jersey |
| 18 | Elizabeth P. Irans | 59 | Head | Head Waitress | New Jersey |
| 19 | Berent L. Irans | 33 | Son | Pipe Fitter | New Jersey |
| 20 | Almeda L. Scott | 79 | Mother | — | New Jersey |
| 21 | Robert E. Robinson | 38 | Lodger | Orderly | Penna. |
| 22 | Anna T. Robinson | 36 | Lodger's Wife | Waitress | Penna. |
| 23 | Joseph A. Burns | 41 | Head | Press Operator | Missouri |
| 24 | Emma M. Burns | 40 | Wife | — | New Jersey |
| 25 | Thomas J. Burns | 21 | Son | Laborer | New Jersey |
| 26 | James P. Burns | 19 | Son | Laborer | New Jersey |
| 27 | Joseph A. Jr. Burns | 12 | Son | — | New Jersey |
| 28 | Eugene T. Burns | 6 | Son | — | New Jersey |
| 29 | Elmer O. Vandergrift | 44 | Head | Laborer | New Jersey |
| 30 | Ella M. Vandergrift | 37 | Wife | — | New Jersey |
| 31 | Arthur Vandergrift | 20 | Son | C.C.C. Camp | New Jersey |
| 32 | Charlotte O. Vandergrift | 19 | Daughter | — | New Jersey |
| 33 | Sarah M. Vandergrift | 17 | Daughter | — | New Jersey |
| 34 | Dorothy E. Vandergrift | 16 | Daughter | — | New Jersey |
| 35 | Edward J. Vandergrift | 15 | Son | — | New Jersey |
| 36 | Elmer W. Vandergrift | 12 | Son | — | New Jersey |
| 37 | Anna M. Vandergrift | 9 | Daughter | — | New Jersey |
| 38 | Margaret A. Vandergrift | 7 | Daughter | — | New Jersey |
| 39 | Frances A. Vandergrift | 5 | Daughter | — | New Jersey |
| 40 | Betty J. Vandergrift | 3 | Daughter | — | New Jersey |
Pedigree Summary
Mary + 2 siblings
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)