MC
Mary Clayton — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Montgomery-County, Alabama
Our Model Tree links this Mary Clayton across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Alabama (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 3-person household.
Age 49
b. ~1891
Female
Spouse
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Alabama |
| Surname | Clayton |
| Given Name | Mary (X) |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Montgomery City |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Montgomery City |
| Est. Birth Year | ~1891 |
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 |
|---|---|---|---|---|
| Mary Clayton | Spouse | — | 49 | ~1891 |
| Lula Clayton | Daughter | — | 33 | ~1907 |
| Robert Clayton | Head | — | 50 | ~1890 |
Census Appearances
1920
Montgomery, Alabama
Spouse, age 30
Montgomery, Alabama · implied b. ~1890 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clayton |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Montgomery, Alabama
Spouse, age 40
Montgomery, Alabama · implied b. ~1890 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clayton |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 16 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Montgomery-County, Alabama
Spouse, age 49
Montgomery-County, Alabama · implied b. ~1891 — 3 household members
| Surname | Clayton |
| Given Name | Mary (X) |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Montgomery City |
| 1935 Residence (County) | Montgomery |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Clayton across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Clayton
Spouse · 1940 · age 49 · b. ~1891 · Alabama
★ You are viewing this record
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
39 people indexed on this census page (nara:1940:m-t0627-00068-00343)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ethel M. Thompson | 23 | Wife | Cook | Alabama |
| 2 | Howard Reese Thompson | 13 | Daughter | — | Alabama |
| 3 | William Foster (X) Thompson | 24 | Head | Extractor | Alabama |
| 5 | Robbie (X) Leslie | 76 | Head | — | Alabama |
| 6 | Thomas J. Leslie | 55 | Son | Carpenter | Alabama |
| 7 | Catherine (X) Jackson | 54 | Head | Cook | Alabama |
| 8 | James Morgan | 30 | Son | Tile Setter | Alabama |
| 9 | Addie L. Baker | 26 | Head | Maid | Alabama |
| 10 | Annie M. (X) Harper | 23 | Roomer | Maid | Alabama |
| 11 | Howell A. (X) Daniel | 52 | Head | Merchant | Alabama |
| 12 | Bruner (X) Taylor | 31 | Head | Laborer | Alabama |
| 13 | Minie Taylor | 25 | Wife | Cook | Alabama |
| 14 | Robert Clayton | 50 | Head | Chauffeur | Alabama |
| 15 | Mary (X) Clayton THIS PERSON | 49 | Wife | — | Alabama |
| 16 | Lula Clayton | 33 | Daughter | — | Alabama |
| 17 | Wallace (X) Hill | 38 | Head | Laborer | Alabama |
| 18 | Johnnie M. Hill | 30 | Wife | Owner | Alabama |
| 19 | Jr Wallace Hill | 16 | Son | — | Alabama |
| 20 | Ruth Hill | 14 | Daughter | — | Alabama |
| 21 | Lanier Hill | 11 | Son | — | Alabama |
| 22 | Nathan Harris | 43 | Head | Porter | Alabama |
| 23 | Myrtle (X) Harris | 40 | Wife | — | North Carolina |
| 24 | Josephine Barber | 17 | Niece | — | North Carolina |
| 25 | Richard Clarke | 68 | Head | Porter | Alabama |
| 26 | Novella Clarke | 31 | Daughter | — | Alabama |
| 27 | Jr. Richard Clarke | 28 | Son | Porter | Alabama |
| 28 | Julia Clarke | 21 | Daughter | — | Alabama |
| 29 | Annie Wilson | 24 | Daughter | Maid | Alabama |
| 30 | Charles W. Wilson | 20 | Son | Carpenter | Alabama |
| 31 | Elbert (X) Humphrey | 65 | Head | Lecturer | Georgia |
| 32 | Ada E. Humphrey | 55 | Wife | — | Alabama |
| 33 | Bertha B. Dalton | 31 | Daughter | Teacher | Alabama |
| 34 | Charles E. Dalton | 18 | Son | — | Alabama |
| 35 | Lazaro Dalton | 15 | Son | — | Alabama |
| 36 | Clarence Dalton | 14 | Son | — | Alabama |
| 37 | Doris Dalton | 13 | Daughter | — | Alabama |
| 38 | Benjamin Dalton | 10 | Son | — | Alabama |
| 39 | Delputa Dalton | 9 | Daughter | — | Alabama |
| 40 | John W. Dalton | 8 | Son | — | 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)