MC
Mary Cochran — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Shelby-County, Tennessee
Our Model Tree links this Mary Cochran across the 1930 and 1940 US Censuses in Shelby-County, Tennessee (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 10-person household.
Age 12
b. ~1928
Female
Daughter
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Shelby-County, Tennessee |
| Surname | Cochran |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | Memphis |
| 1935 Residence (County) | Shelby |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | Memphis |
| Est. Birth Year | ~1928 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Sarah Cochran | Daughter | — | 7 | ~1933 |
| Mary Cochran | Daughter | — | 12 | ~1928 |
| Annie Cochran | Daughter | — | 8 | ~1932 |
| Julia Cochran | Daughter | — | 14 | ~1926 |
| Walter Cochran | Head | — | 43 | ~1897 |
| Augie Cochran | Son | — | 5 | ~1935 |
| Charles Cochran | Son | — | 20 | ~1920 |
| Thomas Cochran | Son | — | 11 | ~1929 |
| Frank Cochran | Son | — | 19 | ~1921 |
| Julia Cochran | Spouse | — | 43 | ~1897 |
Census Appearances
1930
Shelby, Tennessee
Daughter, age 2
Shelby, Tennessee · implied b. ~1928 — 4 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 | 2 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Mississippi |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Shelby-County, Tennessee
Daughter, age 12
Shelby-County, Tennessee · implied b. ~1928 — 10 household members
| Surname | Cochran |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | Memphis |
| 1935 Residence (County) | Shelby |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 12 · b. ~1928 · Tennessee
★ You are viewing this record
Sibling
Frank Cochran
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Cochran
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Cochran
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Augie Cochran
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Cochran
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Cochran
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Cochran
Sibling · 1940 · age 11
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 — Shelby-County, Tennessee
Open full size
1940 US Federal Census — Shelby-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03967-00769)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Virgil Presley | 34 | Head | Truck Driver | Mississippi |
| 42 | Estelle Presley | 34 | Wife | — | Mississippi |
| 43 | Edith Chandler | 15 | Niece | — | Tennessee |
| 44 | Lillie Cornette | 59 | Head | — | Kentucky |
| 45 | William H. Pledge | 43 | Head | Carpenter | Kentucky |
| 46 | Maggie Daughtery | 42 | Head | Asst. Lady | Tennessee |
| 47 | Charlie Ellington | 55 | Head | Carpenter | Tennessee |
| 48 | Lella Ellington | 44 | Wife | Assistant | Missouri |
| 49 | Genevieve Ellington | 16 | Daughter | — | Arkansas |
| 50 | Head Williams | 46 | Head | Cotton Spotter | Mississippi |
| 51 | Lizzie Williams | 35 | Wife | Maid | Tennessee |
| 52 | R. Witt Fuellen | 43 | Head | Machine Operator | Mississippi |
| 53 | Edna Fuellen | 36 | Wife | Seamstress | Tennessee |
| 54 | Mattie Sue Gardner | 16 | Stepdaughter | — | Tennessee |
| 55 | Lillian Gardner | 15 | Stepdaughter | — | Tennessee |
| 56 | Charley Gardner | 24 | Head | Maid | Tennessee |
| 57 | Georgia Young | 22 | Sister | Maid | Tennessee |
| 58 | Barbara Joyce Young | 2 | Niece | — | Tennessee |
| 59 | John Broadie | 33 | Head | Laborer | Tennessee |
| 60 | Mary Broadie | 33 | Wife | Maid | Arkansas |
| 61 | D. S. Johnson | 55 | Father-in-law | — | Arkansas |
| 62 | Lillian Johnson | 30 | Sister-in-law | — | Tennessee |
| 63 | William Russell | 35 | Head | Test Technician | Arkansas |
| 64 | Marie Elizabeth Russell | 37 | Wife | — | Arkansas |
| 65 | Martine Marie Russell | 13 | Daughter | — | Tennessee |
| 66 | Merline Clara Russell | 12 | Daughter | — | Tennessee |
| 67 | Faye Maxine Russell | 8 | Daughter | — | Tennessee |
| 68 | Margaret Monene Russell | 6 | Daughter | — | Tennessee |
| 69 | Shirley Ruth Russell | 4 | Daughter | — | Tennessee |
| 70 | Raymond Barton Russell | 1 | Son | — | Tennessee |
| 71 | Walter Cochran | 43 | Head | Laborer | Tennessee |
| 72 | Julia May Cochran | 43 | Wife | — | Tennessee |
| 73 | Charles Cochran | 20 | Son | Roofer | Tennessee |
| 74 | Frank Cochran | 19 | Son | Tire Builder | Tennessee |
| 75 | Julia May Cochran | 14 | Daughter | — | Tennessee |
| 76 | Mary Cochran THIS PERSON | 12 | Daughter | — | Tennessee |
| 77 | Thomas Cochran | 11 | Son | — | Tennessee |
| 78 | Annie Sue Cochran | 8 | Daughter | — | Tennessee |
| 79 | Sarah Lucille Cochran | 7 | Daughter | — | Tennessee |
| 80 | Augie Cecil Cochran | 5 | Son | — | Tennessee |
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)