RC
Robert Cochran — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Tennessee
Our Model Tree links this Robert Cochran across the 1930 and 1940 US Censuses in Polk-County, Tennessee (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 15-person household.
Age 12
b. ~1928
Male
Son
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Tennessee |
| Surname | Cochran |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Highest Grade | Yes 1 |
| 1935 Residence | Tennessee |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | District 3 |
| 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.
15 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Rosalee Dumas | Daughter | — | 18 | ~1922 |
| Essie Callahan | Other | — | 29 | ~1911 |
| Ernest Raper | Other | — | 12 | ~1928 |
| Everett Cochran | Son | — | 10 | ~1930 |
| Otis Raper | Other | — | 10 | ~1930 |
| Robert Cochran | Son | — | 12 | ~1928 |
| Lester Cochran | Son | — | 4 | ~1936 |
| Mary Dumas | Other | — | 2 | ~1938 |
| Blanche Cochran | Daughter | — | 14 | ~1926 |
| Geneva Cochran | Daughter | — | 15 | ~1925 |
| Missouri Cochran | Spouse | — | 43 | ~1897 |
| Mckinley Cochran | Head | — | 39 | ~1901 |
| Ralph Raper | Other | — | 7 | ~1933 |
| Katherine Cochran | Daughter | — | 8 | ~1932 |
| Fred Raper | Other | — | 8 | ~1932 |
Census Appearances
1930
Polk, Tennessee
Son, age 2
Polk, Tennessee · implied b. ~1928 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cochran |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Georgia |
| Occupation | none |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Polk-County, Tennessee
Son, age 12
Polk-County, Tennessee · implied b. ~1928 — 15 household members
| Surname | Cochran |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Polk |
| Highest Grade | Yes 1 |
| 1935 Residence | Tennessee |
| 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 Robert Cochran across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Cochran
Son · 1940 · age 12 · b. ~1928 · Tennessee
★ You are viewing this record
Sibling
Lester Cochran
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosalee Dumas
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geneva Cochran
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katherine Cochran
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Everett Cochran
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Blanche Cochran
Sibling · 1940 · age 14
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 — Polk-County, Tennessee
Open full size
1940 US Federal Census — Polk-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03927-00702)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nancy Ingle | 65 | Sister | — | North Carolina |
| 42 | Clinton Ingle | 35 | Nephew | Laborer | North Carolina |
| 43 | Birdie Ingle | 27 | Wife | — | Tennessee |
| 44 | Joe Ingle | 6 | Nephew | — | Tennessee |
| 45 | Gilbert Ingle | 4 | Nephew | — | Tennessee |
| 46 | Baxter Ingle | 2 | Son | — | Tennessee |
| 47 | Lynn Ingle | 1 | Nephew | — | Tennessee |
| 48 | Chess Womble | 31 | Head | Timber Man | North Carolina |
| 49 | Cora Womble | 29 | Wife | — | North Carolina |
| 50 | James Womble | 4 | Son | — | Tennessee |
| 51 | Nancy Womble | 2 | Daughter | — | Tennessee |
| 52 | Ida Stewart | 55 | Head | — | Tennessee |
| 53 | Noah Craig | 53 | Head | Operator | North Carolina |
| 54 | Laura Craig | 49 | Wife | — | North Carolina |
| 55 | Ralph Craig | 18 | Son | Laborer | Tennessee |
| 56 | Mary Craig | 14 | Daughter | — | North Carolina |
| 57 | Betty Craig | 7 | Daughter | — | North Carolina |
| 58 | Lucius Craig | 25 | Head | Laborer | North Carolina |
| 59 | Opal Craig | 20 | Wife | — | North Carolina |
| 60 | Ruby Craig | 3 | Daughter | — | North Carolina |
| 61 | Annie Craig | 2 | Daughter | — | North Carolina |
| 62 | Mckinley Cochran | 39 | Head | Section Laborer | Georgia |
| 63 | Missouri Cochran | 43 | Wife | — | Georgia |
| 64 | Geneva Cochran | 15 | Daughter | — | Tennessee |
| 65 | Blanche Cochran | 14 | Daughter | — | Tennessee |
| 66 | Robert Cochran THIS PERSON | 12 | Son | — | Tennessee |
| 67 | Everett Cochran | 10 | Son | — | Tennessee |
| 68 | Katherine Cochran | 8 | Daughter | — | Tennessee |
| 69 | Lester Cochran | 4 | Son | — | Tennessee |
| 70 | Rosalee Dumas | 18 | Daughter | — | Georgia |
| 71 | Mary Dumas | 2 | Granddaughter | — | Tennessee |
| 72 | Essie Callahan | 29 | Sister in law | — | Georgia |
| 73 | Ernest Raper | 12 | Nephew | — | Tennessee |
| 74 | Otis Raper | 10 | Nephew | — | Tennessee |
| 75 | Fred Raper | 8 | Nephew | — | Tennessee |
| 76 | Ralph Raper | 7 | Nephew | — | Tennessee |
| 77 | Mack Burger | 48 | Head | Section Laborer | Tennessee |
| 78 | Entell Burger | 38 | Wife | — | Georgia |
| 79 | Herbert Burger | 19 | Son | New Worker | Tennessee |
| 80 | Nora Lee Burger | 15 | Daughter | — | 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)