MS
Mary Scanlon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Mary Scanlon across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 10-person household.
Age 19
b. ~1921
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Scanlon |
| Given Name | Mary K. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | general office work |
| Industry | Algonquin Company |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 936 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | General Office Work |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1921 |
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 |
|---|---|---|---|---|
| Patricia Scanlon | Daughter | — | 23 | ~1917 |
| William Scanlon | Son | — | 24 | ~1916 |
| Mary Scanlon | Daughter | — | 17 | ~1923 |
| Gerard Scanlon | Son | — | 15 | ~1925 |
| Mary Scanlon | Daughter | — | 19 | ~1921 |
| Jean Scanlon | Daughter | — | 9 | ~1931 |
| Donald Scanlon | Son | — | 11 | ~1929 |
| Olivia Scanlon | Head | — | 43 | ~1897 |
| Charles Scanlon | Son | — | 8 | ~1932 |
| John Scanlon | Son | — | 21 | ~1919 |
Census Appearances
1930
Wayne, Michigan
Daughter, age 9
Wayne, Michigan · implied b. ~1921 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Scanlon |
| Given Name | Mary C. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Daughter, age 19
Wayne-County, Michigan · implied b. ~1921 — 10 household members
| Surname | Scanlon |
| Given Name | Mary K. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Occupation | general office work |
| Industry | Algonquin Company |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 936 |
| Highest Grade | H-4 |
| 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 Scanlon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Scanlon
Daughter · 1940 · age 19 · b. ~1921 · Michigan
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Sibling
Charles Scanlon
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Scanlon
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerard Scanlon
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Scanlon
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Scanlon
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Scanlon
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jean Scanlon
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Scanlon
Sibling · 1940 · age 23
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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
35 people indexed on this census page (nara:1940:m-t0627-01890-00338)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Delbert E. Merritt | 42 | Head | Foreman Maintenance | Michigan |
| 2 | Florence R. Merritt | 43 | Wife | — | Michigan |
| 4 | Joseph B. Shiminski | 57 | Head | — | Poland |
| 5 | Sophia G. Shiminski | 50 | Wife | — | Michigan |
| 6 | Norman A. Shiminski | 23 | Son | Salesman | Michigan |
| 7 | Joseph T. Shiminski | 18 | Son | — | Michigan |
| 10 | Charles G. Clay | 45 | Head | Fitter | England |
| 11 | Edith M. Clay | 44 | Wife | — | England |
| 13 | Joseph Durocher | 53 | Head | Maintenance | New York |
| 14 | Emma Durocher | 43 | Wife | — | Newfoundland |
| 15 | Mildred Durocher | 21 | Daughter | Assembly Parts Line | Canada-English |
| 16 | Jean Durocher | 18 | Daughter | New Worker | Nova Scotia |
| 17 | Joseph Durocher | 16 | Son | — | Canada-English |
| 18 | Albert P. Blasy | 49 | Head | Treasurer Manager | New York |
| 19 | Mary B. Blasy | 49 | Wife | — | Michigan |
| 21 | Olivia E. Scanlon | 43 | Head | — | Michigan |
| 22 | William J. Scanlon | 24 | Son | Salesman | Michigan |
| 23 | Patricia O. Scanlon | 23 | Daughter | Secretary | Michigan |
| 24 | John E. Scanlon | 21 | Son | Salesman | Michigan |
| 25 | Mary K. Scanlon THIS PERSON | 19 | Daughter | General Office Work | Michigan |
| 26 | Mary J. Scanlon | 17 | Daughter | — | Michigan |
| 27 | Gerard F. Scanlon | 15 | Son | — | Michigan |
| 28 | Donald M. Scanlon | 11 | Son | — | Michigan |
| 29 | Jean R. Scanlon | 9 | Daughter | — | Michigan |
| 30 | Charles A. Scanlon | 8 | Son | — | Michigan |
| 31 | Harry J. King | 56 | Head | Salesmanager | Michigan |
| 32 | Beryl R. King | 52 | Wife | — | Michigan |
| 33 | Reginald H. King | 25 | Nephew | Shipping Clerk | Michigan |
| 34 | Louis A. Audretsch | 41 | Head | Estimator Purchasing Dept. | Michigan |
| 35 | Bernadine C. Audretsch | 40 | Wife | — | Indiana |
| 36 | Mary Lou Audretsch | 11 | Daughter | — | Michigan |
| 37 | Janet A. Audretsch | 7 | Daughter | — | Michigan |
| 38 | Alvin C. Smith | 61 | Head | Brakeman | Michigan |
| 39 | Elizabeth Smith | 61 | Wife | — | Michigan |
| 40 | Sidney A. Hart | 82 | Lodger | — | 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)