MC
Mary Cochran — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lee-County, Alabama
Our Model Tree links this Mary Cochran across the 1930 and 1940 US Censuses in Lee-County, Alabama (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 11-person household.
Age 13
b. ~1927
Female
Daughter
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lee-County, Alabama |
| Surname | Cochran |
| Given Name | Mary Emma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Beat 11 |
| 1935 Residence (County) | Lee |
| Additional Details | |
| Highest Grade | Yes 6 |
| 1935 Residence | Same house |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Beat 11 |
| Est. Birth Year | ~1927 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Cochran | Daughter | — | 8 | ~1932 |
| Lue Cochran | Daughter | — | 10 | ~1930 |
| Johnie Cochran | Daughter | — | 15 | ~1925 |
| Mary Cochran | Daughter | — | 13 | ~1927 |
| Johnie Cochran | Head | — | 37 | ~1903 |
| Alice Cochran | Other | — | 71 | ~1869 |
| Jimmie Cochran | Son | — | 12 | ~1928 |
| Ramon Cochran | Son | — | 4 | ~1936 |
| Roosevelt Cochran | Son | — | 6 | ~1934 |
| Rufus Cochran | Son | — | 12 | ~1928 |
| Lucile Cochran | Spouse | — | 32 | ~1908 |
Census Appearances
1930
Lee, Alabama
Daughter, age 4
Lee, Alabama · implied b. ~1926 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cochran |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Lee-County, Alabama
Daughter, age 13
Lee-County, Alabama · implied b. ~1927 — 11 household members
| Surname | Cochran |
| Given Name | Mary Emma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Beat 11 |
| 1935 Residence (County) | Lee |
| Highest Grade | Yes 6 |
| 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 Cochran across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Cochran
Daughter · 1940 · age 13 · b. ~1927 · Alabama
★ You are viewing this record
Sibling
Jimmie Cochran
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Cochran
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rufus Cochran
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lue Cochran
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roosevelt Cochran
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Johnie Cochran
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ramon Cochran
Sibling · 1940 · age 4
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 — Lee-County, Alabama
Open full size
1940 US Federal Census — Lee-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00052-00880)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clyde C. Tillery | 38 | Head | Doff | Alabama |
| 2 | Hattie Tillery | 37 | Wife | Housewife | Alabama |
| 3 | James Tillery | 17 | Son | — | Georgia |
| 4 | Clarence Tillery | 15 | Son | — | Alabama |
| 5 | Clyde Jr. Tillery | 11 | Son | — | Alabama |
| 6 | Dan Tillery | 8 | Son | — | Alabama |
| 7 | Joan Tillery | 4 | Daughter | — | Alabama |
| 8 | John Henry Murphy | 56 | Boarder | Merchant | Georgia |
| 9 | Kenny G. Horne | 20 | Head | Quill Stripper | Alabama |
| 10 | Nellie Ann Horne | 55 | Mother | — | Alabama |
| 11 | Suzette Horne | 17 | Sister | — | Alabama |
| 12 | Frank Grant | 38 | Head | Farming | Alabama |
| 13 | Annie Grant | 35 | Wife | — | Alabama |
| 14 | Willie Ester Grant | 16 | Daughter | — | Alabama |
| 15 | J. S. Grant | 13 | Son | — | Alabama |
| 16 | Lorna Grant | 6 | Daughter | — | — |
| 17 | Major Jr. Coar | 29 | Head | Laborer | Alabama |
| 18 | Johnnie Coar | 20 | Wife | — | Alabama |
| 19 | Johnnie Lewis Coar | 5 | Son | — | Alabama |
| 20 | Johnie Cochran | 37 | Head | Farming | Alabama |
| 21 | Lucile Cochran | 32 | Wife | — | Alabama |
| 22 | Johnie Mae Cochran | 15 | Daughter | — | Alabama |
| 23 | Mary Emma Cochran THIS PERSON | 13 | Daughter | — | Alabama |
| 24 | Jimmie Lee Cochran | 12 | Son | — | Alabama |
| 25 | Rufus Lee Cochran | 12 | Son | — | Alabama |
| 26 | Lue Ella Cochran | 10 | Daughter | — | Alabama |
| 27 | Mary Alice Cochran | 8 | Daughter | — | Alabama |
| 28 | Roosevelt Cochran | 6 | Son | — | Alabama |
| 29 | Ramon Cochran | 4 | Son | — | Alabama |
| 30 | Alice Cochran | 71 | Mother | — | — |
| 31 | Albert Cochran | 42 | Head | Farming | Alabama |
| 32 | Willie Cochran | 32 | Wife | — | Alabama |
| 33 | Willie Clay Cochran | 13 | Son | — | Alabama |
| 34 | Fannie Bell Cochran | 11 | Daughter | — | Alabama |
| 35 | Ruby Lu Cochran | 9 | Daughter | — | Alabama |
| 36 | Joseph Cochran | 7 | Son | — | Alabama |
| 37 | Johnie Bell Colquitt | 48 | Head | Farming | Alabama |
| 38 | Doris Colquitt | 18 | Daughter | Cooking | Alabama |
| 39 | Sadie Mae Colquitt | 15 | Daughter | — | Alabama |
| 40 | Hattie Lue Colquitt | 13 | Daughter | — | 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)