MS
Mary Stuart — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mason-County, Michigan
Our Model Tree links this Mary Stuart across the 1930 and 1940 US Censuses in Mason-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 12-person household.
Age 17
b. ~1923
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mason-County, Michigan |
| Surname | Stuart |
| Given Name | Mary Lou |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Eden Twp. |
| 1935 Residence (County) | Mason |
| Additional Details | |
| Industry | Student |
| Class of Worker | S |
| Income (1939) | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same House |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Eden Twp |
| Est. Birth Year | ~1923 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Robert Stuart | Son | — | 1 | ~1939 |
| Edgar Stuart | Head | — | 48 | ~1892 |
| Jo Stuart | Daughter | — | 6 | ~1934 |
| Laurena Stuart | Son | — | 19 | ~1921 |
| Hazel Stuart | Spouse | — | 44 | ~1896 |
| Mary Stuart | Daughter | — | 17 | ~1923 |
| Joyce Stuart | Daughter | — | 10 | ~1930 |
| Margaret Stuart | Daughter | — | 8 | ~1932 |
| Carol Stuart | Daughter | — | 2 | ~1938 |
| Bruce Stuart | Son | — | 13 | ~1927 |
| David Stuart | Son | — | 4 | ~1936 |
| Kenneth Stuart | Son | — | 22 | ~1918 |
Census Appearances
1930
Mason, Michigan
Daughter, age 7
Mason, Michigan · implied b. ~1923 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stuart |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Mason-County, Michigan
Daughter, age 17
Mason-County, Michigan · implied b. ~1923 — 12 household members
| Surname | Stuart |
| Given Name | Mary Lou |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Eden Twp. |
| 1935 Residence (County) | Mason |
| Industry | Student |
| Class of Worker | S |
| Income (1939) | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same House |
| 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 Stuart across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Stuart
Daughter · 1940 · age 17 · b. ~1923 · Michigan
★ You are viewing this record
Sibling
Robert Stuart
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Stuart
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce Stuart
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Stuart
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jo Stuart
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carol Stuart
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Laurena Stuart
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Stuart
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bruce Stuart
Sibling · 1940 · age 13
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 — Mason-County, Michigan
Open full size
1940 US Federal Census — Mason-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01788-00079)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Stickney | 2 | son | — | Michigan |
| 2 | Sigurd Hansch|Hausch | 50 | Head | Farmer | Denmark |
| 3 | Hazel Hansch|Hausch | 42 | Wife | — | Michigan |
| 4 | Anita Hansch|Hausch | 16 | daughter | — | Michigan |
| 5 | Amelia Hansch|Hausch | 9 | daughter | — | Michigan |
| 6 | Edgar D. Stuart | 48 | Head | — | Ohio |
| 7 | Hazel Stuart | 44 | Wife | — | Wisconsin |
| 8 | Kenneth Stuart | 22 | son | Music Teacher | Wisconsin |
| 9 | Laurena Stuart | 19 | son | Laborer | Michigan |
| 10 | Mary Lou Stuart THIS PERSON | 17 | daughter | — | Michigan |
| 11 | Bruce Stuart | 13 | son | — | Michigan |
| 12 | Joyce Stuart | 10 | daughter | — | Michigan |
| 13 | Margaret Ann Stuart | 8 | daughter | — | Michigan |
| 14 | Jo Anne Stuart | 6 | daughter | — | Michigan |
| 15 | David Stuart | 4 | son | — | Michigan |
| 16 | Carol Stuart | 2 | daughter | — | Michigan |
| 17 | Robert Stuart | 1 | son | — | Michigan |
| 18 | Margaret D. Ott | 73 | Head | — | Wisconsin |
| 19 | William Vanascoris | 73 | Head | Farmer | Lithuania |
| 20 | Joseph Vanascoris | 20 | son | Farm Laborer | Michigan |
| 21 | Alfred Wicklund | 48 | Head | Farmer | Michigan |
| 22 | Winifred Wicklund | 45 | Wife | Sorting Beans | Michigan |
| 23 | Richard Wicklund | 19 | son | Public School | Michigan |
| 24 | Roger Wicklund | 15 | son | — | Michigan |
| 25 | Gordon Wicklund | 7 | son | — | Michigan |
| 26 | Ray D. Rathbun | 52 | Head | Farmer | Michigan |
| 27 | Grace Rathbun | 50 | Wife | — | Michigan |
| 28 | Velma Rathbun | 27 | daughter | Book-Keeper | Michigan |
| 29 | Lillian D. Reeds | 63 | Head | Sorting Beans | Michigan |
| 30 | Archie D. Kerr | 44 | Head | Store-Keeper | Michigan |
| 31 | Maude Kerr | 67 | mother | — | Michigan |
| 32 | Delbert Allison | 35 | Head | Farmer | Michigan |
| 33 | Esther Allison | 34 | Wife | — | Michigan |
| 34 | Alberta Allison | 14 | daughter | — | Michigan |
| 35 | Joyce Allison | 13 | daughter | — | Michigan |
| 36 | Ray Kerr | 38 | Head | Contractor | Michigan |
| 37 | Celia Kerr | 32 | Wife | — | Michigan |
| 38 | Clarence Kerr | 12 | son | — | Michigan |
| 39 | Alice Kerr | 11 | daughter | — | Michigan |
| 40 | Jeanette Kerr | 10 | 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)