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Mary Marshall — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Joseph-County, Michigan
Our Model Tree links this Mary Marshall across the 1920, 1930 and 1940 US Censuses in St.-Joseph-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1881), then head of a 5-person household.
Age 59
b. ~1881
Female
Spouse
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Joseph-County, Michigan |
| Surname | Marshall |
| Given Name | Mary M |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Sturgis city |
| 1935 Residence (County) | St. Joseph |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Sturgis City |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Hickman | Daughter | — | 29 | ~1911 |
| John Marshall | Head | — | 65 | ~1875 |
| Charles Marshall | Other | — | 16 | ~1924 |
| Emmet Hickman | Son | — | 5 | ~1935 |
| Mary Marshall | Spouse | — | 59 | ~1881 |
Census Appearances
1920
St Joseph, …
Spouse, age 39
St Joseph, Michigan · implied b. ~1881 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Marshal |
| Given Name | Mary M. |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
St Joseph, …
Other, age 49
St Joseph, Michigan · implied b. ~1881 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Marshall |
| Given Name | Mary M |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 18 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
St.-Joseph-County, Michigan
Spouse, age 59
St.-Joseph-County, Michigan · implied b. ~1881 — 5 household members
| Surname | Marshall |
| Given Name | Mary M |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Sturgis city |
| 1935 Residence (County) | St. Joseph |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Marshall across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Marshall
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 — St.-Joseph-County, Michigan
Open full size
1940 US Federal Census — St.-Joseph-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01817-00464)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Barbara June Shroeder | 17 | daughter | — | Michigan |
| 2 | Arthur E Schwonke | 29 | head | Manager | Michigan |
| 3 | Frances R Schwonke | 29 | wife | — | Michigan |
| 4 | Muriel Rup | 30 | lodger | School Teacher | Michigan |
| 5 | Clifford J Taylor | 22 | head | Office Worker | Arkansas |
| 6 | Arlene M Taylor | 23 | wife | Secretary | Indiana |
| 7 | Sally Sue Taylor | 0 | daughter | — | Michigan |
| 8 | Ella Hochstetler | 16 | maid | Maid | Michigan |
| 9 | John Wesley Rice | 33 | head | Physician | Ohio |
| 10 | Edythe S Rice | 33 | wife | — | Illinois |
| 11 | Lester H Parker | 35 | head | Printer | Indiana |
| 12 | Mildred M Parker | 32 | wife | — | Indiana |
| 13 | Joseph W Parker | 5 | son | — | Michigan |
| 14 | Otto A Niggle | 47 | head | Electrical Contractor | Michigan |
| 15 | Bertha S Niggle | 46 | wife | — | Michigan |
| 16 | John Niggle | 8 | son | — | Michigan |
| 17 | Rudolph C Muntz | 58 | head | Press Foreman | Michigan |
| 18 | Margaret C Muntz | 50 | wife | — | Michigan |
| 19 | Martha Muntz | 21 | daughter | Beauty Operator | Michigan |
| 20 | Otto Harloff | 45 | head | Sales Manager | Wisconsin |
| 21 | Marguerite Harloff | 30 | wife | — | Colorado |
| 22 | David W Harloff | 12 | son | — | California |
| 23 | John F Roemer | 30 | head | Toolmaker | Indiana |
| 24 | Dorothy M Roemer | 27 | wife | — | West Virginia |
| 25 | Mary Ann Roemer | 6 | daughter | — | Indiana |
| 26 | Jackie Roemer | 3 | son | — | Indiana |
| 27 | Frank Kolady | 38 | head | Newsdealer | Illinois |
| 28 | Irene M Kolady | 30 | wife | — | Indiana |
| 29 | Ronald Kolady | 5 | son | — | Illinois |
| 30 | Cyril E Larimer | 45 | head | Manager Electric Laundry | Indiana |
| 31 | Edna F Larimer | 43 | wife | — | Indiana |
| 32 | Millicent M Larimer | 21 | daughter | — | Indiana |
| 33 | Phyllis Jean Larimer | 10 | daughter | — | Michigan |
| 34 | John H Marshall | 65 | head | Polisher | Connecticut |
| 35 | Mary M Marshall THIS PERSON | 59 | wife | — | Ohio |
| 36 | Dorothy M Hickman | 29 | daughter | Part Owner & Clerk | Michigan |
| 37 | Emmet S Hickman | 5 | son | — | Indiana |
| 38 | Charles W Marshall | 16 | grandson | — | Michigan |
| 39 | Orville J Keeslar | 38 | head | Asst Cashier Of Bank | Michigan |
| 40 | Helena J Keeslar | 37 | wife | — | 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)