MK
Mary King — 1940 US Census Record
Model Tree available1940 United States Federal Census · East-Carroll-County, Louisiana
Our Model Tree links this Mary King across the 1920, 1930 and 1940 US Censuses in East-Carroll-County, Louisiana (XGBoost, ~Confirmed), with identified parents Lucy — first a daughter (b.~1913), then head of a 6-person household.
Age 27
b. ~1913
Female
Daughter
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | East-Carroll-County, Louisiana |
| Surname | King |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Lake Providence |
| 1935 Residence (County) | East Carroll |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Lake Providence |
| Est. Birth Year | ~1913 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Evelyn King | Daughter | — | 33 | ~1907 |
| Mary King | Daughter | — | 27 | ~1913 |
| Jamie King | Daughter | — | 33 | ~1907 |
| Lucy King | Head | — | 69 | ~1871 |
| Joe Dejean | Other | — | 8 | ~1932 |
| Eugene King | Son | — | 37 | ~1903 |
Census Appearances
1920
East Carroll, …
Daughter, age 7
East Carroll, Louisiana · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read | Yes |
| Speaks English | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
East Carroll, …
Daughter, age 17
East Carroll, Louisiana · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | Laborer |
| Industry | Gen Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
East-Carroll-County, Louisiana
Daughter, age 27
East-Carroll-County, Louisiana · implied b. ~1913 — 6 household members
| Surname | King |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Lake Providence |
| 1935 Residence (County) | East Carroll |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Lucy King (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Lucy King
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary King
Daughter · 1940 · age 27 · b. ~1913 · Louisiana
★ You are viewing this record
Sibling
Jamie King
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn King
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene King
Sibling · 1940 · age 37
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 — East-Carroll-County, Louisiana
Open full size
1940 US Federal Census — East-Carroll-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01399-00232)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elizabeth Bradford | 33 | Wife | — | Louisiana |
| 2 | Joseph Bradford | 14 | Son | — | Louisiana |
| 3 | Clarice Bradford | 12 | Daughter | — | Louisiana |
| 4 | Jessie May Bradford | 10 | Daughter | — | Louisiana |
| 5 | Otto, Jr. Fort | 1 | Son | — | Louisiana |
| 6 | Pearl Mcmurray | 40 | Head | — | Mississippi |
| 7 | Lucy King | 69 | Head | — | Louisiana |
| 8 | Eugene King | 37 | Son | Laborer | Louisiana |
| 9 | Evelyn King | 33 | Daughter | — | Louisiana |
| 10 | Jamie King | 33 | Daughter | Washwoman | Louisiana |
| 11 | Mary King THIS PERSON | 27 | Daughter | — | Louisiana |
| 12 | Joe Dejean | 8 | Grandson | — | Louisiana |
| 13 | Frank Armstead | 24 | Head | Laborer | Louisiana |
| 14 | Ida Armstead | 50 | Mother | Cook | Louisiana |
| 15 | G. W. Owens | 70 | Head | Clergyman | Louisiana |
| 16 | Lizzie V. Owens | 62 | Wife | — | Louisiana |
| 17 | Elijah Long | 54 | Head | Laborer | Louisiana |
| 18 | Katie M. Long | 45 | Wife | — | Louisiana |
| 19 | John Wesley Matthews | 9 | Nephew | — | Louisiana |
| 20 | Emma Richard | 103 | Lodger | — | Louisiana |
| 21 | Lula Mae Hicks | 19 | Cousin | — | Arkansas |
| 22 | Nat Wallace | 68 | Head | — | Louisiana |
| 23 | Molly Wallace | 79 | Wife | — | Louisiana |
| 24 | Ida Smith | 58 | Daughter | Laborer | Louisiana |
| 25 | Lion Grant | 4 | Cousin | — | Louisiana |
| 26 | Francis C. Watson | 50 | Head | Washwoman | Louisiana |
| 27 | Eliza Curry | 52 | Head | — | Louisiana |
| 28 | Cicero Curry | 19 | Son | Painter | Louisiana |
| 29 | Glenis Curry | 18 | Daughter | — | Louisiana |
| 30 | James Curry | 16 | Son | — | Louisiana |
| 31 | Helen Curry | 15 | Daughter | — | Louisiana |
| 32 | Ola Williams | 38 | Head | — | Louisiana |
| 33 | Jennie Davis | 67 | Head | — | Louisiana |
| 34 | Ruth Davis | 12 | Daughter | — | Louisiana |
| 35 | Annie May Cordelius | 28 | Head | Cook | Louisiana |
| 36 | Mattie Black | 32 | Head | — | Arkansas |
| 37 | Amanda Weston | 56 | Head | Laborer | Louisiana |
| 38 | Mary Harris | 50 | Sister | Cook | Louisiana |
| 39 | Willie Barton | 30 | Head | Waiter | Arkansas |
| 40 | Dessie Barton | 34 | Wife | Teacher | Ohio |
Pedigree Summary
Mary + 3 siblings
Gen 1 · 1 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)