MT
Mary Thornton — 1940 US Census Record
Model Tree available1940 United States Federal Census · Clay-County, Mississippi
Our Model Tree links this Mary Thornton across the 1920, 1930 and 1940 US Censuses in Clay-County, Mississippi (XGBoost, ~Confirmed), with identified parents Robert & Mamie — first a daughter (b.~1918), then head of a 3-person household.
Age 22
b. ~1918
Female
Daughter
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Clay-County, Mississippi |
| Surname | Thornton |
| Given Name | Mary Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 4 |
| 1935 Residence (County) | Clay |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | Farmer |
| Township / Ward | Beat 4 |
| Est. Birth Year | ~1918 |
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 Thornton | Daughter | — | 22 | ~1918 |
| Minnie Thornton | Head | — | 62 | ~1878 |
| William Thornton | Son | — | 25 | ~1915 |
Census Appearances
1920
Clay, Mississippi
Daughter, age 2
Clay, Mississippi · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thornton |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1930
Clay, Mississippi
Daughter, age 13
Clay, Mississippi · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thornton |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Clay-County, Mississippi
Daughter, age 22
Clay-County, Mississippi · implied b. ~1918 — 3 household members
| Surname | Thornton |
| Given Name | Mary Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 4 |
| 1935 Residence (County) | Clay |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 Thornton across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Thornton (~0.92 confidence) and mother Mamie Thornton (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Thornton
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Mamie Thornton
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Thornton
Daughter · 1940 · age 22 · b. ~1918 · Mississippi
★ You are viewing this record
Sibling
William Thornton
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Clay-County, Mississippi
Open full size
1940 US Federal Census — Clay-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02016-00410)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Spurgeon Carter | 31 | Head | Farmer | Mississippi |
| 2 | David Carter | 2 | Son | — | Mississippi |
| 3 | Charles Edward Carter | 1 | Son | — | Mississippi |
| 4 | Nigel Dick | 51 | Head | Farmer | Mississippi |
| 5 | Ellie Dick | 41 | Sister | — | Mississippi |
| 6 | Clyde Dick | 22 | Nephew | Farm Labor | Mississippi |
| 7 | Charles Turnage | 26 | Head | Farmer | Mississippi |
| 8 | Geneva Turnage | 21 | Wife | — | Mississippi |
| 9 | Doris Nell Turnage | 1 | Daughter | — | Mississippi |
| 10 | Jessie Turnage | 40 | Mother | Farm Labor | Mississippi |
| 11 | Earnest Turnage | 22 | Brother | Night Watchman | Mississippi |
| 12 | Jalen Edwards | 65 | Head | Farmer | Mississippi |
| 13 | Lizzie Edwards | 64 | Wife | — | Mississippi |
| 14 | Walter Carter | 56 | Head | Farmer | Mississippi |
| 15 | Carl Carter | 24 | Son | Construction | Mississippi |
| 16 | Eva Mae Carter | 25 | Daughter | Farm Labor | Mississippi |
| 17 | Vera Carter | 20 | Daughter | Farm Labor | Mississippi |
| 18 | Steel Carter | 22 | Son | Farm Labor | Mississippi |
| 19 | Frank Cochree | 55 | Head | Farmer | Mississippi |
| 20 | Fannie Lou Cochree | 43 | Wife | — | Mississippi |
| 21 | Ruby Cochree | 18 | Daughter | Farm Labor | Mississippi |
| 22 | Sara Lou Cochree | 16 | Daughter | Farm Labor | Mississippi |
| 23 | Robert Franklin Cochree | 14 | Son | Farm Labor | Mississippi |
| 24 | Mary Francis Cochree | 12 | Daughter | — | Mississippi |
| 25 | Sanders Cochree | 26 | Head | Farm Labor | Mississippi |
| 26 | Rose Mae Cochree | 23 | Wife | Farm Labor | Mississippi |
| 27 | Sara A. Cochree | 81 | Head | — | Mississippi |
| 28 | Dessie Cochree | 49 | Daughter | Housekeeping | Mississippi |
| 29 | Charlie Cochree | 46 | Daughter | Farm Labor | Mississippi |
| 30 | Hather Sanders | 43 | Head | Construction | Mississippi |
| 31 | Leola Sanders | 62 | Mother | — | Mississippi |
| 32 | Robert Mabry | 38 | Head | Farmer | Mississippi |
| 33 | Mollie Mabry | 33 | Wife | — | Mississippi |
| 34 | Mable Louise Mabry | 14 | Daughter | — | Mississippi |
| 35 | Margaret Ruth Mabry | 12 | Daughter | — | Mississippi |
| 36 | Thelma May Mabry | 9 | Daughter | — | Mississippi |
| 37 | Minnie Thornton | 62 | Head | — | Mississippi |
| 38 | William Robert Thornton | 25 | Son | Farmer | Mississippi |
| 39 | Mary Agnes Thornton THIS PERSON | 22 | Daughter | Farmer | Mississippi |
| 40 | Ben Edwards | 45 | Head | Farmer | Mississippi |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)