MS
Mary Snyder — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Mary Snyder across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 10-person household.
Age 50
b. ~1890
Female
Spouse
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Snyder |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1890 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Sylvia Snyder | Daughter | — | 13 | ~1927 |
| Winifred Snyder | Daughter | — | 15 | ~1925 |
| John Snyder | Head | — | 53 | ~1887 |
| Elizabeth Snyder | Other | — | 73 | ~1867 |
| Howard Snyder | Son | — | 21 | ~1919 |
| Harry Snyder | Son | — | 16 | ~1924 |
| Fred Snyder | Son | — | 17 | ~1923 |
| Robert Snyder | Son | — | 7 | ~1933 |
| Donald Snyder | Son | — | 20 | ~1920 |
| Mary Snyder | Spouse | — | 50 | ~1890 |
Census Appearances
1930
Wayne, Michigan
Spouse, age 40
Wayne, Michigan · implied b. ~1890 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Snyder |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 15 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Wayne-County, Michigan
Spouse, age 50
Wayne-County, Michigan · implied b. ~1890 — 10 household members
| Surname | Snyder |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Snyder across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Snyder
Spouse · 1940 · age 50 · b. ~1890 · Michigan
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01851-00367)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alfred Grosclaude | 38 | Head | Proprietor | Michigan |
| 2 | Katherine Grosclaude | 33 | Wife | — | Canada Eng |
| 3 | Francis Petty | 16 | Son | — | Michigan |
| 4 | Lloyd Petty | 14 | Step-son | — | Michigan |
| 5 | Albert Reeves | 30 | Lodger | Truck Driver | North Carolina |
| 6 | Joseph Ehner | 84 | Head | — | Germany |
| 7 | Sarah Liddle | 74 | Sister-in-law | — | Michigan |
| 8 | Agnes Liddle | 47 | Niece | — | Michigan |
| 9 | John Snyder | 53 | Head | Millwright | Michigan |
| 10 | Mary Snyder THIS PERSON | 50 | Wife | — | Indiana |
| 11 | Howard Snyder | 21 | Son | Laborer | Michigan |
| 12 | Donald Snyder | 20 | Son | Delivery Boy | Michigan |
| 13 | Fred Snyder | 17 | Son | Delivery Boy | Michigan |
| 14 | Winifred Snyder | 15 | Daughter | — | Michigan |
| 15 | Sylvia Snyder | 13 | Daughter | — | Michigan |
| 16 | Harry Snyder | 16 | Son | — | Michigan |
| 17 | Robert Snyder | 7 | Son | — | Michigan |
| 18 | Elizabeth Snyder | 73 | Mother | — | Michigan |
| 19 | Ethel Whalen | 50 | Head | Proprietor Rooming House | Canada Eng |
| 20 | Hazel Moore | 56 | Lodger | Salesman | Indiana |
| 21 | George Perry | 65 | Lodger | — | Michigan |
| 22 | Ernest Ellis | 48 | Lodger | Warehouse Helper | Michigan |
| 23 | James Pratt | 32 | Head | Labor | Michigan |
| 24 | Ilene Pratt | 35 | Wife | — | Michigan |
| 25 | Thomas Thompson | 25 | Head | Salesman | Michigan |
| 26 | Gladys Thompson | 20 | Wife | — | Florida |
| 27 | Thomas Llewellan | 85 | Head | — | Wales |
| 28 | Mary Llewellan | 78 | Wife | — | Wales |
| 29 | Louis Llewellan | 46 | Son | Salesman | Ohio |
| 30 | Arthur Llewellan | 49 | Son | Grinder | Ohio |
| 31 | Grace Brown | 34 | Daughter | Fractional Assembler | Ohio |
| 32 | Ruth Brown | 16 | Granddaughter | — | Michigan |
| 33 | Richard Brown | 14 | Grandson | — | Michigan |
| 34 | Ralph Brown | 13 | Grandson | — | Michigan |
| 35 | Raymond Brown | 8 | Grandson | — | Michigan |
| 36 | Edwin Hall | 52 | Head | Electrician | Minnesota |
| 37 | Hulda Hall | 48 | Wife | — | Michigan |
| 38 | Wellington Hall | 23 | Son | — | Michigan |
| 39 | Harold Hall | 20 | Son | Electrician | Michigan |
| 40 | Mary Hall | 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)