MC
Mary Cameron — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Chippewa-County, Michigan
Our Model Tree links this Mary Cameron across the 1920, 1930 and 1940 US Censuses in Chippewa-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1866), then head of a 2-person household.
Age 74
b. ~1866
Female
Head
Born: Michigan
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Chippewa-County, Michigan |
| Surname | Cameron |
| Given Name | Mary A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 74 |
| Marital Status | Widowed |
| Birthplace | Michigan |
| 1935 Residence (City) | Chippewa |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Sault Ste Marie |
| Est. Birth Year | ~1866 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Joseph Cameron | Son | — | 35 | ~1905 |
| Mary Cameron | Head | — | 74 | ~1866 |
Census Appearances
1920
Chippewa, Michigan
Spouse, age 54
Chippewa, Michigan · implied b. ~1866 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cameron |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Chippewa, Michigan
Spouse, age 65
Chippewa, Michigan · implied b. ~1865 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cameron |
| Given Name | Mary M |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | American Indian |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 26 |
| Father's Birthplace | Canada English |
| Mother's Birthplace | Canada English |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Chippewa-County, Michigan
Head, age 74
Chippewa-County, Michigan · implied b. ~1866 — 2 household members
| Surname | Cameron |
| Given Name | Mary A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 74 |
| Marital Status | Widowed |
| Birthplace | Michigan |
| 1935 Residence (City) | Chippewa |
| Highest Grade | 6 |
| 1935 Residence | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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.
Show:
This person
Anchor record
Mary Cameron
Head · 1940 · age 74 · b. ~1866 · Michigan
★ 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 — Chippewa-County, Michigan
Open full size
1940 US Federal Census — Chippewa-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01741-00379)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George J. Miller | 40 | Head | Roll Turner | Maine |
| 2 | Alice C. Miller | 40 | Wife | — | Michigan |
| 3 | Howard W. White | 18 | Step-son | Civilian Conservation Corps | Michigan |
| 4 | Audrey F. White | 12 | Step-daughter | — | Michigan |
| 5 | Mary A. Cameron THIS PERSON | 74 | Head | — | Michigan |
| 6 | Joseph Cameron | 35 | Son | Lumber Piler | Michigan |
| 7 | Frank G. Dietz | 38 | Head | Proprietor | Michigan |
| 8 | Delphine C. Dietz | 34 | Wife | — | Michigan |
| 9 | Alvina Dietz | 17 | Daughter | — | Michigan |
| 10 | Elizabeth C. Dietz | 15 | Daughter | — | Michigan |
| 11 | Mary C. Dietz | 12 | Daughter | — | Michigan |
| 12 | Arthur L. Jr. Dietz | 10 | Son | — | Michigan |
| 13 | Rita M. Dietz | 6 | Daughter | — | Michigan |
| 14 | William Dietz | 2 | Son | — | Michigan |
| 15 | R. Peter Nielsen | 47 | Head | Interior Decorator | Denmark |
| 16 | C. Minerva Nielsen | 39 | Wife | — | Michigan |
| 17 | Farrell J. H. Nielsen | 19 | Son | Interior Decorator | Michigan |
| 18 | Ruby A. G. Nielsen | 18 | Daughter | — | Michigan |
| 19 | Richard H. Fanning | 34 | Head | Sergeant | Italy |
| 20 | Pearl Fanning | 29 | Wife | — | Michigan |
| 21 | Gerald V. Platteau | 12 | Son | — | Michigan |
| 22 | Edward R. Browne | 52 | Head | Proprietor | Canada-Eng |
| 23 | Marion S. Browne | 52 | Wife | — | Michigan |
| 24 | Extra Line Browne | None | — | — | — |
| 25 | Gabriel Cardamoni | 53 | Head | Wagon Driver | Italy |
| 26 | Mary Cardamoni | 42 | Wife | — | Italy |
| 27 | Geraldine Cardamoni | 22 | Daughter | Bottler | Michigan |
| 28 | Albert F. Cardamoni | 20 | Son | Janitor | Michigan |
| 29 | Joseph Cardamoni | 18 | Son | — | Michigan |
| 30 | Rose C. Cardamoni | 16 | Daughter | — | Michigan |
| 31 | Louis Sinigra | 61 | Head | Proprietor | Italy |
| 32 | Chris Sinigra | 26 | Son | Salesman | Michigan |
| 33 | Constantine Sinigra | 23 | Son | Truck Driver | Michigan |
| 34 | Amelia Sinigra | 15 | Daughter | Waitress | Michigan |
| 35 | Mary Sinigra | 18 | Daughter | — | Michigan |
| 36 | Teresa Sinigra | 17 | Daughter | — | Michigan |
| 37 | Charles W. Speck | 54 | Head | Brick Layer | Michigan |
| 38 | Carrie S. Speck | 45 | Wife | — | Michigan |
| 39 | Nelson D. Speck | 14 | Son | — | Michigan |
| 40 | Nyda Speck | 11 | Daughter | — | Michigan |
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)