MC
Mary Cameron — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Mary Cameron across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1875), then head of a 8-person household.
Age 65
b. ~1875
Female
Head
Born: Scotland
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Cameron |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Widowed |
| Birthplace | Scotland |
| 1935 Residence (City) | Methuen |
| 1935 Residence (County) | Essex |
| Naturalization Status | Alien |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Township / Ward | Methuen |
| Est. Birth Year | ~1875 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Cameron | Other | — | 27 | ~1913 |
| Mary Cameron | Head | — | 65 | ~1875 |
| Joseph Higgins | Other | — | 9 | ~1931 |
| Donald Higgins | Other | — | 15 | ~1925 |
| William Cameron | Other | — | 5 | ~1935 |
| Agnes Higgins | Daughter | — | 38 | ~1902 |
| William Cameron | Son | — | 32 | ~1908 |
| John Higgins | Other | — | 19 | ~1921 |
Census Appearances
1920
Essex, Massachusetts
Spouse, age 44
Essex, Massachusetts · implied b. ~1876 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cameron |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Scotland |
| Year of Immigration | 1904 |
| Naturalization Status | Alien |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
Essex, Massachusetts
Other, age 55
Essex, Massachusetts · implied b. ~1875 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cameron |
| Given Name | Mary S. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Alien |
| Year of Immigration | 1905 |
| Age at First Marriage | 24 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Twister |
| Industry | Woolen Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Essex-County, Massachusetts
Head, age 65
Essex-County, Massachusetts · implied b. ~1875 — 8 household members
| Surname | Cameron |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Widowed |
| Birthplace | Scotland |
| 1935 Residence (City) | Methuen |
| 1935 Residence (County) | Essex |
| Naturalization Status | Alien |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| 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 Mary Cameron across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Cameron
Head · 1940 · age 65 · b. ~1875 · Massachusetts
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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, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01586-00255)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Candido Lusitano | 56 | Head | Weaver | Portugal |
| 42 | Mary Lusitano | 63 | Wife | — | Portugal |
| 43 | Loduvino, Helen Lusitano | 16 | Daughter | — | Massachusetts |
| 44 | Jules Bouchard | 36 | Head | Floor Hand | Canada |
| 45 | Agnes Bouchard | 34 | Wife | — | Canada |
| 46 | Norman Bouchard | 2 | Son | — | Massachusetts |
| 47 | Lilian Bouchard | 1 | Daughter | — | Massachusetts |
| 48 | Anna Beauchesne | 65 | Aunt | Seamstress | Canada |
| 49 | Peter Habbib | 32 | Head | Owner | Syria |
| 50 | Rosalie Habbib | 26 | Wife | — | Massachusetts |
| 51 | Theophile Habeeb | 63 | Head | — | Syria |
| 52 | Agia Habeeb | 53 | Wife | — | Syria |
| 53 | Mitchell Habeeb | 34 | Son | Loomfixer | Syria |
| 54 | Lilian Habeeb | 14 | Daughter | — | Massachusetts |
| 55 | Alton Michio | 34 | Head | Owner | Maine |
| 56 | Lena Michio | 33 | Wife | Checker Girl | Maine |
| 57 | Rose Mary Michio | 15 | Daughter | — | Massachusetts |
| 58 | Alton Jr. Michio | 13 | Son | — | Massachusetts |
| 59 | Clementine Martin | 58 | Mother-in-law | — | Maine |
| 60 | Frank H. Giles | 58 | Head | Carpenter | New Hampshire |
| 61 | Lida A. Giles | 58 | Wife | — | Nova Scotia |
| 62 | Frank S. Giles | 35 | Head | Clerk | Massachusetts |
| 63 | Dorothy Giles | 24 | Wife | — | Massachusetts |
| 64 | Dorothy Elizabeth Giles | 4 | Daughter | — | Massachusetts |
| 65 | Scott Lee Giles | 3 | Son | — | Massachusetts |
| 66 | Sandra Jean Giles | 1 | Daughter | — | Massachusetts |
| 67 | Paul Siegel | 53 | Head | Machinist | Germany |
| 68 | Bessie Siegel | 57 | Wife | — | Massachusetts |
| 69 | Paul Jr. Siegel | 18 | Son | New Worker | Massachusetts |
| 70 | Mary Cameron THIS PERSON | 65 | Head | — | Scotland |
| 71 | Agnes Higgins | 38 | Daughter | — | Scotland |
| 72 | John Higgins | 19 | Grandson | Winder | Massachusetts |
| 73 | Donald Higgins | 15 | Grandson | — | Massachusetts |
| 74 | Joseph Higgins | 9 | Grandson | — | Massachusetts |
| 75 | William Cameron | 32 | Son | Boss Dyer | Scotland |
| 76 | Dorothy Cameron | 27 | Daughter-in-law | — | Massachusetts |
| 77 | William Cameron | 5 | Grandson | — | Massachusetts |
| 78 | Anne O'Neil | 43 | Head | Fancy Stitcher | New Hampshire |
| 79 | Mabel O'Neil | 40 | Sister | Mender | New Hampshire |
| 80 | Angela O'Neil | 37 | Sister | Mender | New Hampshire |
Related Census Records
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)