MC
Mary Case — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delta-County, Michigan
Our Model Tree links this Mary Case across the 1920, 1930 and 1940 US Censuses in Delta-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1881), then head of a 4-person household.
Age 59
b. ~1881
Female
Spouse
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Delta-County, Michigan |
| Surname | Case |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Gladstone |
| 1935 Residence (County) | Delta |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Gladstone |
| Est. Birth Year | ~1881 |
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 |
|---|---|---|---|---|
| Mary Case | Spouse | — | 59 | ~1881 |
| Charles Case | Head | — | 64 | ~1876 |
| Douglas Case | Son | — | 24 | ~1916 |
| Russell Case | Son | — | 20 | ~1920 |
Census Appearances
1920
Delta, Michigan
Spouse, age 38
Delta, Michigan · implied b. ~1882 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Case |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Delta, Michigan
Spouse, age 48
Delta, Michigan · implied b. ~1882 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Case |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 27 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Delta-County, Michigan
Spouse, age 59
Delta-County, Michigan · implied b. ~1881 — 4 household members
| Surname | Case |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Gladstone |
| 1935 Residence (County) | Delta |
| Highest Grade | No 8 |
| 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 Case 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 Case
Spouse · 1940 · age 59 · b. ~1881 · 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 — Delta-County, Michigan
Open full size
1940 US Federal Census — Delta-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01745-00699)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Thelma Bakken | 28 | Wife | — | Wisconsin |
| 42 | Donald Bakken | 5 | Son | — | Michigan |
| 43 | Carol Bakken | 2 | Daughter | — | Michigan |
| 44 | Henry Van De Weghe | 65 | Head | Saw Filer | Belgium |
| 45 | Ella Van De Weghe | 62 | Wife | — | Michigan |
| 46 | Dorothy Mayer | 18 | Maid | Maid | Michigan |
| 47 | William Foster | 70 | Head | — | Wisconsin |
| 48 | Jennie Foster | 72 | Wife | — | England |
| 49 | Edward Olson | 30 | Son-in-law | Express Messenger | Michigan |
| 50 | Viola Olson | 33 | Daughter | Music Teacher | Michigan |
| 51 | Martin O'Connell | 56 | Head | Conductor | Illinois |
| 52 | Julia O'Connell | 51 | Wife | — | England |
| 53 | Mary Gans | 19 | Maid | Maid | Michigan |
| 54 | Charles Case | 64 | Head | Conductor | Michigan |
| 55 | Mary Case THIS PERSON | 59 | Wife | — | Michigan |
| 56 | Douglas Case | 24 | Son | — | Michigan |
| 57 | Russell Case | 20 | Son | Laborer | Michigan |
| 58 | Emie De Hooghe | 39 | Head | Proprietor | Belgium |
| 59 | Melanie De Hooghe | 37 | Wife | — | Michigan |
| 60 | Jean De Hooghe | 3 | Daughter | — | Michigan |
| 61 | Bernice Carriere | 22 | Niece | Housekeeper | Michigan |
| 62 | Mayme Astley | 52 | Head | Seamstress | Michigan |
| 63 | Carl E. Bushoff | 46 | Head | Proprietor | Michigan |
| 64 | Gladys Bushoff | 43 | Wife | — | Michigan |
| 65 | Mary L. Bushoff | 17 | Daughter | — | Michigan |
| 66 | Ernest E. Bushoff | 14 | Son | — | Michigan |
| 67 | William Lee | 24 | Nephew | Salesman | Michigan |
| 68 | Ray Juneau | 21 | Head | Riding Carriage | Wisconsin |
| 69 | Elaine Juneau | 20 | Wife | — | Wisconsin |
| 70 | Minnie Craine | 57 | Mother-in-law | Seamstress | Wisconsin |
| 71 | Matt Jurkovich | 60 | Head | Proprietor | Austria |
| 72 | Helen Jurkovich | 55 | Wife | — | Austria |
| 73 | John Stambulich | 34 | Head | Foreman | Austria |
| 74 | Emma Stambulich | 28 | Wife | — | Michigan |
| 75 | James Stambulich | 10 | Son | — | Michigan |
| 76 | Steve Carriere | 70 | Head | Proprietor | Canada |
| 77 | Mathilda Carriere | 54 | Wife | Maid | Michigan |
| 78 | Steve Jr. Carriere | 23 | Son | Day Laborer | Michigan |
| 79 | Clarence Carriere | 19 | Son | Standing Inquirer | Michigan |
| 80 | La Verne Carriere | 16 | Daughter | — | Michigan |
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)