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Mary Lucas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Mary Lucas across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 3-person household.
Age 44
b. ~1896
Female
Spouse
Born: Hungary
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Lucas |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Hungary |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Naturalization Status | Naturalized |
| Additional Details | |
| Industry | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1896 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| George Lucas | Head | — | 51 | ~1889 |
| George Lucas | Son | — | 12 | ~1928 |
| Mary Lucas | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Wayne, Michigan
Spouse, age 29
Wayne, Michigan · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Luck |
| Given Name | Maria |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Hungary |
| Year of Immigration | 1912 |
| Naturalization Status | Alien |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Hungarian |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
1930
Wayne, Michigan
Spouse, age 39
Wayne, Michigan · implied b. ~1891 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lucas |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Hungary |
| Naturalization Status | Naturalized |
| Year of Immigration | 1911 |
| Age at First Marriage | 20 |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | Magyar |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
1940
Wayne-County, Michigan
Spouse, age 44
Wayne-County, Michigan · implied b. ~1896 — 3 household members
| Surname | Lucas |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Hungary |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Naturalization Status | Naturalized |
| Industry | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
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 Lucas 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 Lucas
Spouse · 1940 · age 44 · b. ~1896 · 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-t0627-01879-00382)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edna Wobadash | 35 | Wife | — | Michigan |
| 42 | Everett Wobadash | 15 | Daughter | — | Michigan |
| 43 | Phyllis Wobadash | 13 | Daughter | — | Michigan |
| 44 | Marvin Wobadash | 5 | Son | — | Michigan |
| 46 | Peter Habrehel | 25 | Head | Steel Roller | Yugoslavia |
| 47 | Elsie Habrehel | 23 | Wife | — | Cleveland, Ohio |
| 48 | Myrie Habrehel | 4 | Daughter | — | Michigan |
| 49 | Peter M Habrehel | 2 | Son | — | Michigan |
| 50 | Esther Habrehel | 1 | Daughter | — | Michigan |
| 51 | George Lucas | 51 | Head | Electrician | Hungary |
| 52 | Mary Lucas THIS PERSON | 44 | Wife | — | Hungary |
| 53 | George Jr Lucas | 12 | Son | — | Indiana |
| 54 | Amil Kish | 28 | Head | Scheduling | Ohio |
| 55 | Margaret Kish | 25 | Wife | — | Ohio |
| 56 | Rose Marie Kish | 3 | Daughter | — | Michigan |
| 57 | George Lejtos | 35 | Head | Electrician | Hungary |
| 58 | Anna Lejtos | 33 | Wife | — | Hungary |
| 59 | William Behm | 48 | Head | Sweeper | Michigan |
| 60 | Frances Behm | 31 | Wife | — | Michigan |
| 61 | Donald Behm | 11 | Son | — | Michigan |
| 62 | Orville H. Heir | 44 | Head | Operator Gas Sta. | Michigan |
| 63 | Lilian M. Heir | 44 | Wife | Housekeeper | Michigan |
| 64 | Orville Heir | 18 | Son | Assists At Gas Station | Michigan |
| 65 | Donald Heir | 17 | Son | Assists At Gas Station | Michigan |
| 66 | Ralph Heir | 14 | Son | Handy Boy | Michigan |
| 67 | Helen Heir | 13 | Daughter | — | Michigan |
| 68 | Charlene Heir | 9 | Daughter | — | Michigan |
| 69 | June Heir | 7 | Daughter | — | Michigan |
| 70 | Robert Heir | 4 | Son | — | Michigan |
| 71 | Julia Papineau | 69 | Mother-in-law | — | Michigan |
| 72 | Charles W. Burton | 44 | Head | Bar Tender | Michigan |
| 73 | Martha S. Burton | 41 | Wife | — | Michigan |
| 74 | Charles Jr. Burton | 14 | Son | News Boy | Michigan |
| 75 | Eileen Burton | 14 | Daughter | — | Michigan |
| 76 | Ellen Burton | 8 | Daughter | — | Michigan |
| 77 | Herbert G. Leaman | 47 | Head | Bar Tender | Michigan |
| 78 | Bertha F. Leaman | 50 | Wife | — | Michigan |
| 79 | Burr H. Leaman | 18 | Son | News Station Supervisor | Michigan |
| 80 | Bette Jane Leaman | 17 | Daughter | — | Michigan |
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)