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Mary Bacon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Mary Bacon across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1892), then head of a 5-person household.
Age 48
b. ~1892
Female
Spouse
Born: Poland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Bacon |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Poland |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Naturalization Status | First papers filed |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 1 |
| 1935 Residence | Same place |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
| Township / Ward | Detroit |
| Est. Birth Year | ~1892 |
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 |
|---|---|---|---|---|
| Joseph Bacon | Head | — | 60 | ~1880 |
| Henry Bacon | Son | — | 21 | ~1919 |
| Margaret Bacon | Daughter | — | 13 | ~1927 |
| Helen Bacon | Daughter | — | 25 | ~1915 |
| Mary Bacon | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Wayne, Michigan
Spouse, age 28
Wayne, Michigan · implied b. ~1892 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bucan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Poland |
| Naturalization Status | First papers filed |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Polish |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
1930
Wayne, Michigan
Spouse, age 38
Wayne, Michigan · implied b. ~1892 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bucon |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Poland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1905 |
| Age at First Marriage | 16 |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Can Read/Write | Yes |
| Mother Tongue | Polish |
| Veteran | No |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
1940
Wayne-County, Michigan
Spouse, age 48
Wayne-County, Michigan · implied b. ~1892 — 5 household members
| Surname | Bacon |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Poland |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Naturalization Status | First papers filed |
| Income (1939) | 0 |
| Highest Grade | No 1 |
| 1935 Residence | Same place |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
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 Bacon across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Bacon
Spouse · 1940 · age 48 · b. ~1892 · 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
39 people indexed on this census page (nara:1940:m-t0627-01868-00601)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Cornelius Henderson | 52 | Head | Designer | Michigan |
| 42 | Daisy Henderson | 52 | Wife | — | Virginia |
| 43 | Cornelius Jr. Henderson | 24 | Son | Master Engineer | Michigan |
| 44 | George W. Scott | 65 | Head | Laborer | Ohio |
| 45 | Bertha Scott | 59 | Wife | — | Indiana |
| 46 | Dorothy Scott | 27 | Daughter | School Teacher | Michigan |
| 47 | Eliza M. Sweeney | 85 | Mother-in-law | — | Indiana |
| 48 | Charles Scott | 33 | Head | Barber | Indiana |
| 49 | Pearl Scott | 42 | Wife | — | Ohio |
| 51 | Robert D. Johnson | 75 | Head | — | England |
| 52 | Annie Johnson | 71 | Wife | — | Michigan |
| 53 | Joseph Bacon | 60 | Head | Laborer | Poland |
| 54 | Mary Bacon THIS PERSON | 48 | Wife | — | Poland |
| 55 | Helen Bacon | 25 | Daughter | Nurse | Michigan |
| 56 | Henry Bacon | 21 | Son | Stenographer | Michigan |
| 57 | Margaret Bacon | 13 | Daughter | — | Michigan |
| 58 | George W. Marshall | 42 | Head | Core-Maker | Kentucky |
| 59 | Hattie Marshall | 38 | Wife | — | Kentucky |
| 60 | Charley Marshall | 19 | Son | Bus Boy | Kentucky |
| 61 | James D. Williams | 58 | Head | Laborer | Tennessee |
| 62 | Lela Williams | 47 | Wife | — | Tennessee |
| 63 | Lela Williams | 20 | Daughter | New Worker | Tennessee |
| 64 | Alonzo Williams | 15 | Son | — | Tennessee |
| 65 | Barbara Williams | 10 | Daughter | — | Michigan |
| 66 | Mary Edwards | 25 | Daughter | Maid | Tennessee |
| 67 | David Edwards | 2 | Grandson | — | Michigan |
| 68 | Barney E. Seleske | 51 | Head | Detective | Michigan |
| 69 | Josephine Seleske | 50 | Wife | — | Michigan |
| 70 | Adeline Seleske | 26 | Daughter | Secretary | Michigan |
| 71 | Barney Seleske | 21 | Son | Inspector | Michigan |
| 72 | Charles Harden | 46 | Head | Painter | Alabama |
| 73 | Alice Harden | 48 | Wife | — | Missouri |
| 74 | Beatrice Keys | 25 | Niece | Beautician | Alabama |
| 75 | Julia Coskey | 46 | Head | — | Georgia |
| 76 | Alice Wilbert | 60 | Lodger | — | Louisiana |
| 77 | Joseph Brown | 36 | Lodger | Crane Operator | Alabama |
| 78 | Emma Brown | 35 | Wife | Maid | Georgia |
| 79 | Mildred Gaston | 18 | Daughter | — | Kentucky |
| 80 | Elizabeth Ferris | 52 | Aunt | — | Georgia |
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)