MW
Mary Walker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Montgomery-County, Alabama
Our Model Tree links this Mary Walker across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Alabama (XGBoost, ~Confirmed) — first a spouse (b.~1904), then head of a 4-person household.
Age 36
b. ~1904
Female
Spouse
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Alabama |
| Surname | Walker |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Montgomery |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Occupation | Laborer |
| Industry | Project |
| Class of Worker | PW |
| Hours Worked | 5 |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Laborer |
| Township / Ward | Montgomery |
| Est. Birth Year | ~1904 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lucilla Walker | Daughter | — | 8 | ~1932 |
| Rosalie Walker | Daughter | — | 6 | ~1934 |
| Frank Walker | Head | — | 47 | ~1893 |
| Mary Walker | Spouse | — | 36 | ~1904 |
Census Appearances
1920
Lowndes, Alabama
Other, age 15
Lowndes, Alabama · implied b. ~1905 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | Mary |
| Relationship to Head | Sister-in-law |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Servant |
| Industry | House |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Montgomery, Alabama
Other, age 26
Montgomery, Alabama · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | Mary |
| Relationship to Head | Servant |
| Sex | F |
| Color / Race | Black |
| Age | 26 |
| Marital Status | Divorced |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Servant |
| Industry | Nurse |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Montgomery-County, Alabama
Spouse, age 36
Montgomery-County, Alabama · implied b. ~1904 — 4 household members
| Surname | Walker |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Montgomery |
| 1935 Residence (County) | Montgomery |
| Occupation | Laborer |
| Industry | Project |
| Class of Worker | PW |
| Hours Worked | 5 |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 3 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Walker
Spouse · 1940 · age 36 · b. ~1904 · Alabama
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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 — Montgomery-County, Alabama
Open full size
1940 US Federal Census — Montgomery-County, Alabama
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-00068-00808)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rosa L Cade | 25 | Daughter | Servant | Alabama |
| 42 | Lou B Pruitt | 35 | Head | Laborer | Alabama |
| 43 | Will Dexter | 4 | Son | — | Alabama |
| 44 | Silas Button | 29 | Head | Laborer | Alabama |
| 45 | Pearlie Button | 29 | Wife | Laborer | Alabama |
| 46 | Mettie B Button | 11 | Daughter | — | Alabama |
| 47 | M. C. Button | 9 | Son | — | Alabama |
| 48 | Master Button | 8 | Son | — | Alabama |
| 49 | Albert Button | 6 | Son | — | Alabama |
| 50 | Walter L Button | 5 | Son | — | Alabama |
| 51 | Hilson Plattimore | 38 | Head | Laborer | Alabama |
| 52 | Carrie Plattimore | 36 | Wife | Laborer | Alabama |
| 53 | Beatrice Plattimore | 18 | Daughter | Laborer | Alabama |
| 54 | Rosa Plattimore | 16 | Daughter | Laborer | Alabama |
| 55 | Carrie Plattimore | 13 | Daughter | — | Alabama |
| 56 | Willie Plattimore | 10 | Son | — | Alabama |
| 57 | Henrietta Plattimore | 5 | Daughter | — | Alabama |
| 58 | Henry Johnson | 35 | Head | Laborer | Alabama |
| 59 | Luvie Johnson | 35 | Wife | Laborer | Alabama |
| 60 | Andrew Wells | 21 | Step-son | Laborer | Alabama |
| 61 | Willie B Wells | 21 | Step-daughter | Laborer | Alabama |
| 62 | Watt D Wells | 1 | Head | — | Alabama |
| 63 | John King | 53 | Head | Laborer | Alabama |
| 64 | Virginia King | 45 | Wife | — | Alabama |
| 65 | Lehman Morgan | 30 | Head | Laborer | Alabama |
| 66 | Corene Morgan | 28 | Wife | Laborer | Alabama |
| 67 | A. M. Morgan | 13 | Daughter | — | Alabama |
| 68 | Lehman Jr Morgan | 11 | Son | — | Alabama |
| 69 | Christiana Gilmer | 23 | Head | Maid | Alabama |
| 70 | Jesse M Gilmer | 6 | Daughter | — | Alabama |
| 71 | Isiah Gilmer | 4 | Son | — | Alabama |
| 72 | Ala M Gilmer | 3 | Daughter | — | Alabama |
| 73 | Frank Walker | 47 | Head | Laborer | Alabama |
| 74 | Mary Walker THIS PERSON | 36 | Wife | Laborer | Alabama |
| 75 | Lucilla Walker | 8 | Daughter | — | Alabama |
| 76 | Rosalie Walker | 6 | Daughter | — | Alabama |
| 77 | Willie Lloyd | 32 | Head | Laborer | Alabama |
| 78 | Thelma Lloyd | 26 | Wife | Laborer | Alabama |
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)