MS
Mary Stevenson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Calhoun-County, Michigan
Our Model Tree links this Mary Stevenson across the 1930 and 1940 US Censuses in Calhoun-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 6-person household.
Age 12
b. ~1928
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Calhoun-County, Michigan |
| Surname | Stevenson |
| Given Name | Mary A. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Battle Creek City |
| 1935 Residence (County) | Calhoun |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Battle Creek City |
| Est. Birth Year | ~1928 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Harry Stevenson | Son | — | 4 | ~1936 |
| Glenden Stevenson | Spouse | — | 38 | ~1902 |
| Thomas Stevenson | Son | — | 10 | ~1930 |
| Thomas Stevenson | Head | — | 45 | ~1895 |
| Mary Stevenson | Daughter | — | 12 | ~1928 |
| Sarah Stevenson | Daughter | — | 1 | ~1939 |
Census Appearances
1930
Calhoun, Michigan
Daughter, age 2
Calhoun, Michigan · implied b. ~1928 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stevens |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | No |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Calhoun-County, Michigan
Daughter, age 12
Calhoun-County, Michigan · implied b. ~1928 — 6 household members
| Surname | Stevenson |
| Given Name | Mary A. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Battle Creek City |
| 1935 Residence (County) | Calhoun |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| 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 Stevenson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Stevenson
Daughter · 1940 · age 12 · b. ~1928 · Michigan
★ You are viewing this record
Sibling
Harry Stevenson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Stevenson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Stevenson
Sibling · 1940 · age 1
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-t0627-01736-00405)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Helen Clifton | 43 | wife | — | Michigan |
| 2 | June C Clifton | 14 | daughter | — | Michigan |
| 3 | Charles Black | 48 | Head | Engineer | Canada |
| 4 | Aida Black | 49 | wife | — | Canada |
| 5 | John J Young | 49 | Head | Stock Man | Canada |
| 6 | Ella Young | 51 | wife | — | Michigan |
| 7 | Belle Mills | 73 | mother | — | Wisconsin |
| 8 | Harold Weaver | 40 | Head | Oven Man | Michigan |
| 9 | Zella Weaver | 41 | wife | — | Michigan |
| 10 | O. W. Norton | 34 | Head | Press Hand | Michigan |
| 11 | Anne Norton | 31 | wife | — | So Carolina |
| 12 | Janis Norton | 3 | daughter | — | Michigan |
| 13 | Thomas Stevenson | 45 | Head | Steam Fitter | Indiana |
| 14 | Glenden Stevenson | 38 | wife | — | Indiana |
| 15 | Mary A. Stevenson THIS PERSON | 12 | daughter | — | Michigan |
| 16 | Thomas J. Stevenson | 10 | son | — | Michigan |
| 17 | Harry J. Stevenson | 4 | son | — | Michigan |
| 18 | Sarah J. Stevenson | 1 | daughter | — | Michigan |
| 19 | William H Woody | 44 | Head | Fireman | Tennessee |
| 20 | Charlotte Woody | 43 | wife | — | Tennessee |
| 21 | Betty J Woody | 15 | daughter | — | Tennessee |
| 22 | John Geloff | 47 | Head | Restaurant Owner | Greece |
| 23 | Donna Geloff | 38 | wife | — | Greece |
| 24 | Mitchell Geloff | 15 | son | — | Same place |
| 25 | Buddy Geloff | 14 | son | — | Michigan |
| 26 | Mary Geloff | 12 | daughter | — | Michigan |
| 27 | Lester F Shook | 44 | Head | Machinist | Michigan |
| 28 | Teresa Shook | 42 | wife | — | Michigan |
| 29 | Billy Shook | 19 | daughter | — | Michigan |
| 30 | Charles Shook | 17 | son | — | Michigan |
| 31 | Donald Shook | 12 | son | — | Michigan |
| 32 | Isaac Shook | 81 | father | — | Ohio |
| 33 | William Carrigan | 44 | Head | Manager | Illinois |
| 34 | Marian Carrigan | 32 | wife | — | Michigan |
| 35 | Bonnie M Carrigan | 10 | daughter | — | Michigan |
| 36 | Douglas Carrigan | 8 | son | — | Michigan |
| 37 | David Carrigan | 7 | son | — | Michigan |
| 38 | Mary F Carrigan | 0 | daughter | — | Michigan |
| 39 | Donald Radebaugh | 27 | Head | Biscuit Maker | Michigan |
| 40 | Ruby Radebaugh | 38 | wife | Soles Lady | 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)