MW
Mary Walker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lenawee-County, Michigan
Our Model Tree links this Mary Walker across the 1920, 1930 and 1940 US Censuses in Lenawee-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1858), then head of a 3-person household.
Age 82
b. ~1858
Female
Head
Born: Minnesota
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Lenawee-County, Michigan |
| Surname | Walker |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 82 |
| Marital Status | Widowed |
| Birthplace | Minnesota |
| 1935 Residence (City) | Adrian City |
| 1935 Residence (County) | Lenawee |
| Additional Details | |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Adrian City |
| Est. Birth Year | ~1858 |
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 |
|---|---|---|---|---|
| Catherine Walker | Daughter | — | 54 | ~1886 |
| Julia Mertenney | Daughter | — | 52 | ~1888 |
| Mary Walker | Head | — | 82 | ~1858 |
Census Appearances
1920
Lenawee, Michigan
Head, age 63
Lenawee, Michigan · implied b. ~1857 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Widowed |
| Birthplace | Minnesota |
| Father's Birthplace | Ohio |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Lenawee, Michigan
Head, age 73
Lenawee, Michigan · implied b. ~1857
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Walker |
| Given Name | Mary M |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 73 |
| Marital Status | Widowed |
| Birthplace | Minnesota |
| Father's Birthplace | Ohio |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 7000 |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Lenawee-County, Michigan
Head, age 82
Lenawee-County, Michigan · implied b. ~1858 — 3 household members
| Surname | Walker |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 82 |
| Marital Status | Widowed |
| Birthplace | Minnesota |
| 1935 Residence (City) | Adrian City |
| 1935 Residence (County) | Lenawee |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Walker across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Walker
Head · 1940 · age 82 · b. ~1858 · 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 — Lenawee-County, Michigan
Open full size
1940 US Federal Census — Lenawee-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01778-00403)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary V. Winship | 74 | Wife | Housewife | Michigan |
| 42 | Mary M. Allison | 23 | Lodger | Kdg. Teacher | Pennsylvania |
| 43 | Clarence Bayles | 64 | Head | — | Michigan |
| 44 | Carrie M. Bayles | 62 | Wife | — | Michigan |
| 45 | Louis F. Woller | 53 | Head | Proprietor | Michigan |
| 46 | Katherine Woller | 41 | Wife | — | Michigan |
| 47 | Althea M. Moore | 10 | Boarder | — | Michigan |
| 48 | Etta M. Phelps | 69 | Head | Typist | Michigan |
| 49 | Myrtle Mccomb | 46 | Lodger | Typist | Michigan |
| 50 | Adelbert Vedder | 65 | Head | Commissioner | Michigan |
| 51 | Ada O. Vedder | 63 | Wife | Art Teacher | Michigan |
| 52 | Helen Hutchens | 41 | Lodger | Art Teacher | Michigan |
| 53 | Ruth Hill | 20 | Lodger | Operator | Michigan |
| 54 | Walter Blanchard | 38 | Head | Ins. Treas. | N. Dakota |
| 55 | Louise E. Blanchard | 34 | Wife | — | Michigan |
| 56 | Dorothy Dickens | 27 | Lodger | Lab. Technician | Ohio |
| 57 | F. C. Becke | 66 | Head | Manager | Michigan |
| 58 | Mrs. F. C. Becke | 62 | Wife | — | Michigan |
| 59 | Herbert Becke | 25 | Son | Salesman | Michigan |
| 60 | Fred J. Meyerhuber | 50 | Head | Salesman | Michigan |
| 61 | Laura K. Meyerhuber | 48 | Wife | — | Michigan |
| 62 | John F. Jewell | 19 | Head | Teacher | Illinois |
| 63 | Jeannette Jewell | 18 | Wife | — | Ohio |
| 64 | George Herzog | 60 | Head | Cabinet Maker | Russia |
| 65 | Marie Herzog | 57 | Wife | — | Russia |
| 66 | Ruth Meyers | 38 | Lodger | Registered Nurse | Ohio |
| 67 | Gertrude Patejan | 38 | Lodger | Teacher | Michigan |
| 68 | Francis C. Hazen | 30 | Head | Director Physical Education | Washington |
| 69 | Virginia Hazen | 26 | Wife | — | Montana |
| 70 | Elmer Hubbard | 26 | Head | Manager | Arkansas |
| 71 | Evelyn Hubbard | 23 | Wife | — | Michigan |
| 72 | Henry B. Hiftline | 31 | Head | Accountant | Michigan |
| 73 | Lillian A. Hiftline | 26 | Wife | — | Connecticut |
| 74 | David M. Bogante | 43 | Head | Mgr. | Russia |
| 75 | Rachel Bogante | 40 | Wife | — | Romania |
| 76 | Manuel Bogante | 16 | Son | Clerk | Canada, Eng. |
| 77 | Mary E. Walker THIS PERSON | 82 | Head | — | Minnesota |
| 78 | Catherine A. Walker | 54 | Daughter | — | New Mexico |
| 79 | Julia Mertenney | 52 | Daughter | — | Ohio |
| 80 | Frank Merrella | 66 | Head | Supervisor Of Credit-Collection | 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)