MO
Mary Osborn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Calhoun-County, Michigan
Our Model Tree links this Mary Osborn across the 1930 and 1940 US Censuses in Calhoun-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Calhoun-County, Michigan |
| Surname | Osborn |
| Given Name | Mary Ellen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Battle Creek City |
| 1935 Residence (County) | Calhoun |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Battle Creek City |
| Est. Birth Year | ~1926 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Omar Osborn | Son | — | 12 | ~1928 |
| Gertrude Osborn | Spouse | — | 46 | ~1894 |
| Maurice Osborn | Son | — | 7 | ~1933 |
| Gertrude Osborn | Daughter | — | 8 | ~1932 |
| Richard Osborn | Son | — | 10 | ~1930 |
| Omar Osborn | Head | — | 51 | ~1889 |
| Martha Osborn | Daughter | — | 13 | ~1927 |
| Patrick Osborn | Son | — | 24 | ~1916 |
| Mary Osborn | Daughter | — | 14 | ~1926 |
Census Appearances
1930
Calhoun, Michigan
Daughter, age 4
Calhoun, Michigan · implied b. ~1926 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Osborn |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Calhoun-County, Michigan
Daughter, age 14
Calhoun-County, Michigan · implied b. ~1926 — 9 household members
| Surname | Osborn |
| Given Name | Mary Ellen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Battle Creek City |
| 1935 Residence (County) | Calhoun |
| Highest Grade | 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 Osborn across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Osborn
Daughter · 1940 · age 14 · b. ~1926 · Michigan
★ You are viewing this record
Sibling
Maurice Osborn
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Osborn
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Omar Osborn
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Osborn
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Osborn
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick Osborn
Sibling · 1940 · age 24
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 — Calhoun-County, Michigan
Open full size
1940 US Federal Census — Calhoun-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01735-00799)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward T. Rose | 22 | Head | Welder | Michigan |
| 2 | Janet Rose | 21 | Wife | — | Michigan |
| 3 | Myrna Joy Rose | 0 | Daughter | — | Michigan |
| 4 | Henry F Schoder | 58 | Head | Foreman | Michigan |
| 5 | Mary A Schoder | 52 | Wife | — | Ohio |
| 6 | John Alfred Schoder | 20 | Son | Apprentice Machinist | Michigan |
| 7 | Merritt W. Schoder | 17 | Son | — | Michigan |
| 8 | Thomas H. Schoder | 15 | Son | — | Michigan |
| 9 | Michael D Connell | 77 | Head | Foreman Machinist | Canada |
| 10 | Mary Connell | 32 | Wife | — | Canada |
| 11 | Peariso Mary Connell | 34 | Daughter in law | — | Canada |
| 12 | Anna E. Fenton | 66 | Head | Teacher | New York |
| 13 | Kenneth G. Armstrong | 46 | Son in law | Shipping Helper | New York |
| 14 | Marion Armstrong | 37 | Daughter | Manager | New York |
| 15 | Albert C Stratton | 29 | Head | Clerk | Ohio |
| 16 | Ethel O Stratton | 27 | Wife | — | Ohio |
| 17 | Patricia Stratton | 5 | Daughter | — | Michigan |
| 18 | David Stratton | 3 | Son | — | Michigan |
| 19 | Sidney A Fennell | 45 | Head | Car Repair | England |
| 20 | Helen D Fennell | 45 | Wife | Helper | Michigan |
| 21 | Omar H. Osborn | 51 | Head | Salesman | Michigan |
| 22 | Gertrude R. Osborn | 46 | Wife | — | Michigan |
| 23 | Patrick Osborn | 24 | Son | Store Manager | Michigan |
| 24 | Mary Ellen Osborn THIS PERSON | 14 | Daughter | — | Michigan |
| 25 | Martha Osborn | 13 | Daughter | — | Michigan |
| 26 | Omar H. Jr. Osborn | 12 | Son | — | Michigan |
| 27 | Richard Osborn | 10 | Son | — | Michigan |
| 28 | Gertrude Osborn | 8 | Daughter | — | Michigan |
| 29 | Maurice Osborn | 7 | Son | — | Michigan |
| 30 | Olburn Von Meck | 33 | Head | Oven Operator | Indiana |
| 31 | Myrtle O Von Meck | 34 | Wife | Inspector | Wisconsin |
| 32 | Ella Cheek | 31 | Roomer | Inspector | Kentucky |
| 33 | George W. Betterly | 24 | Head | Employment Clerk | Michigan |
| 34 | Margaret Betterly | 24 | Wife | Stenographer | Michigan |
| 35 | Paul B Shelton | 32 | Head | Repair Man | Tennessee |
| 36 | Nina O Shelton | 31 | Wife | — | Michigan |
| 37 | Emory Shelton | 7 | Son | — | Michigan |
| 38 | Ruth Shelton | 6 | Daughter | — | Michigan |
| 39 | Ernest Shelton | 3 | Son | — | Michigan |
| 40 | Floyd F Osborn | 39 | Head | Trucking | 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)