MB
Mary Barnes — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Mary Barnes across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 14-person household.
Age 10
b. ~1930
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Barnes |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Industry | 0 |
| Highest Grade | 3 |
| 1935 Residence | Same Place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1930 |
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.
14 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Arlene Barnes | Daughter | — | 16 | ~1924 |
| Mary Barnes | Daughter | — | 10 | ~1930 |
| Earl Barnes | Head | — | 46 | ~1894 |
| Harry Wilkinson | Other | — | 39 | ~1901 |
| Evangeline Wilkinson | Other | — | 40 | ~1900 |
| John Wilkinson | Other | — | 1 | ~1939 |
| Patricia Wilkinson | Other | — | 9 | ~1931 |
| Albert Wilkinson | Other | — | 3 | ~1937 |
| Robert Wilkinson | Other | — | 4 | ~1936 |
| John Barnes | Son | — | 12 | ~1928 |
| George Barnes | Son | — | 14 | ~1926 |
| Earl Barnes | Son | — | 18 | ~1922 |
| Charles Barnes | Son | — | 5 | ~1935 |
| Alberta Barnes | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Wayne, Michigan
Daughter, age 1
Wayne, Michigan · implied b. ~1929 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barnes |
| Given Name | Mary J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Canada English |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Daughter, age 10
Wayne-County, Michigan · implied b. ~1930 — 14 household members
| Surname | Barnes |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Industry | 0 |
| Highest Grade | 3 |
| 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 Barnes across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Barnes
Daughter · 1940 · age 10 · b. ~1930 · Michigan
★ You are viewing this record
Sibling
John Barnes
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Barnes
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Barnes
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Barnes
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arlene Barnes
Sibling · 1940 · age 16
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
40 people indexed on this census page (nara:1940:m-t0627-01889-00218)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Maxine M. Clark | 17 | Daughter | — | Michigan |
| 42 | Kenneth W. Clark | 16 | Son | Learning Trade | Michigan |
| 43 | John W. Jr. Clark | 12 | Son | — | Michigan |
| 44 | Everett E. Cook | 32 | Head | Shipping Clerk | Illinois |
| 45 | Elma L. Cook | 37 | Wife | — | Illinois |
| 46 | Everett E. Ii Cook | 2 | Son | — | Michigan |
| 47 | Troy Lewis | 30 | Lodger | Assembler | Michigan |
| 48 | Bud Lewis | 28 | Lodger | Assembler | Michigan |
| 49 | Bert W. Snyder | 39 | Head | Foreman | Kentucky |
| 50 | Irene O. Snyder | 30 | Wife | — | Canada-English |
| 51 | James N. Snyder | 6 | Son | — | Michigan |
| 52 | Geraldine A. Snyder | 5 | Daughter | — | Michigan |
| 53 | Catherine L. Ward | 68 | Head | — | Canada-English |
| 54 | Robert Wishart | 44 | Head | Tool Maker | Scotland |
| 55 | Janet S. Wishart | 44 | Wife | — | Scotland |
| 56 | Robert J. Wishart | 19 | Son | Newsboy | Michigan |
| 57 | Earl J. Barnes | 46 | Head | Salesman | Michigan |
| 58 | Alberta D. Barnes | 42 | Wife | — | Michigan |
| 59 | Earl Jr. Barnes | 18 | Son | Tool Maker Apprentice | Michigan |
| 60 | Arlene S. Barnes | 16 | Daughter | — | Michigan |
| 61 | George A. Barnes | 14 | Son | — | Michigan |
| 62 | John E. Barnes | 12 | Son | — | Michigan |
| 63 | Mary J. Barnes THIS PERSON | 10 | Daughter | — | Michigan |
| 64 | Charles E. Barnes | 5 | Son | — | Michigan |
| 65 | Harry W. Wilkinson | 39 | Lodger | Parts Inspector | Michigan |
| 66 | Evangeline J. Wilkinson | 40 | Lodger | — | Michigan |
| 67 | Patricia A. Wilkinson | 9 | Lodger | — | Michigan |
| 68 | Robert J. Wilkinson | 4 | Lodger | — | Michigan |
| 69 | Albert C. Wilkinson | 3 | Lodger | — | Michigan |
| 70 | John J. Wilkinson | 1 | Lodger | — | Michigan |
| 71 | Raymond D. Hennrich | 42 | Head | Store Manager | Kentucky |
| 72 | Alma E. S. Hennrich | 47 | Wife | — | Ohio |
| 73 | Virginia Hennrich | 21 | Daughter | Stenographer | Ohio |
| 74 | Raymond N. Hennrich | 19 | Son | Mail Clerk | Ohio |
| 75 | Marion E. Hennrich | 15 | Daughter | — | Virginia |
| 76 | Donald G. Hennrich | 9 | Son | — | Michigan |
| 77 | Franklin L. Wilson | 38 | Head | Assistant Superintendent | Ohio |
| 78 | Leona J. V. Wilson | 37 | Wife | — | Ohio |
| 79 | Paul G. Wilson | 15 | Son | — | Ohio |
| 80 | Ruth L. Wilson | 13 | Daughter | — | Ohio |
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)