JC
James Cobb — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Rockingham-County, North Carolina
Our Model Tree links this James Cobb across the 1930 and 1940 US Censuses in Rockingham-County, North Carolina (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 10-person household.
Age 19
b. ~1921
Male
Son
Born: North Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Rockingham-County, North Carolina |
| Surname | Cobb |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | North Carolina |
| 1935 Residence (City) | Williamsburg Township |
| 1935 Residence (County) | Rockingham |
| Additional Details | |
| Occupation | Laborer |
| Industry | Hickory Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | G 6 |
| 1935 Residence | Same place |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
| Occupation | Laborer |
| Township / Ward | Williamsburg Township |
| Est. Birth Year | ~1921 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Earnest Cobb | Son | — | 4 | ~1936 |
| Elizabeth Cobb | Daughter | — | 1 | ~1939 |
| Lee Cobb | Son | — | 17 | ~1923 |
| James Cobb | Son | — | 19 | ~1921 |
| Lester Cobb | Head | — | 42 | ~1898 |
| Romie Cobb | Spouse | — | 38 | ~1902 |
| Hugh Cobb | Son | — | 10 | ~1930 |
| Marie Cobb | Daughter | — | 6 | ~1934 |
| Bernice Cobb | Daughter | — | 8 | ~1932 |
| Audrey Cobb | Daughter | — | 10 | ~1930 |
Census Appearances
1930
Rockingham, North …
Other, age 9
Rockingham, North Carolina · implied b. ~1921 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cobb |
| Given Name | James |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | North Carolina |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Occupation | none |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
1940
Rockingham-County, North …
Son, age 19
Rockingham-County, North Carolina · implied b. ~1921 — 10 household members
| Surname | Cobb |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | North Carolina |
| 1935 Residence (City) | Williamsburg Township |
| 1935 Residence (County) | Rockingham |
| Occupation | Laborer |
| Industry | Hickory Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | G 6 |
| 1935 Residence | Same place |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
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 James Cobb across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Cobb
Son · 1940 · age 19 · b. ~1921 · North Carolina
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Sibling
Bernice Cobb
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Cobb
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Audrey Cobb
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lee Cobb
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earnest Cobb
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hugh Cobb
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Cobb
Sibling · 1940 · age 1
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 — Rockingham-County, North Carolina
Open full size
1940 US Federal Census — Rockingham-County, North Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02967-00793)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Eugene Smith | 12 | Son | — | North Carolina |
| 42 | Catherine Johnson | 17 | Niece | — | North Carolina |
| 43 | Matthew Frazier | 12 | Nephew | — | North Carolina |
| 44 | Carrie Patue | 35 | Sister | Farmer | North Carolina |
| 45 | Eunice Johnson | 29 | Brother | Farmer | North Carolina |
| 46 | Frank Cobb | 66 | Head | Farmer | North Carolina |
| 47 | Annie Cobb | 65 | Wife | — | North Carolina |
| 48 | Bessie Cobb | 40 | Niece | Farm Laborer | North Carolina |
| 49 | Bill Smith | 30 | Nephew | Farmer | North Carolina |
| 50 | Annie Baldin | 49 | Wife | Bag Stringer | North Carolina |
| 51 | Rachel Baldin | 25 | Daughter | Bag Stringer | North Carolina |
| 52 | Champ Baldin | 19 | Son | — | North Carolina |
| 53 | Tempie Baldin | 18 | Daughter | — | North Carolina |
| 54 | Joseph Baldin | 15 | Son | — | North Carolina |
| 55 | Brosby Baldin | 13 | Son | — | North Carolina |
| 56 | Robert Baldin | 11 | Son | — | North Carolina |
| 57 | Millie Mae Baldin | 7 | Daughter | — | North Carolina |
| 58 | Effie Baldin | 6 | Daughter | — | North Carolina |
| 59 | Lester Cobb | 42 | Head | Farmer | North Carolina |
| 60 | Romie Cobb | 38 | Wife | — | Virginia |
| 61 | James Cobb THIS PERSON | 19 | Son | Laborer | North Carolina |
| 62 | Lee Vester Cobb | 17 | Son | Wood Worker | North Carolina |
| 63 | Hugh Cobb | 10 | Son | — | North Carolina |
| 64 | Audrey Cobb | 10 | Daughter | — | North Carolina |
| 65 | Bernice Cobb | 8 | Daughter | — | North Carolina |
| 66 | Marie Cobb | 6 | Daughter | — | North Carolina |
| 67 | Earnest Cobb | 4 | Son | — | North Carolina |
| 68 | Elizabeth Cobb | 1 | Daughter | — | North Carolina |
| 69 | Bennie Harrison | 52 | Head | Farmer | North Carolina |
| 70 | Lucetta Harrison | 49 | Wife | — | North Carolina |
| 71 | Morris Harrison | 12 | Son | — | North Carolina |
| 72 | Robert Pritchett | 40 | Boarder | Farm Laborer | North Carolina |
| 73 | Morris Powell | 70 | Head | — | North Carolina |
| 74 | Evelyn Martin | 23 | Step-daughter | Bag Stringer | North Carolina |
| 75 | Cornelia Martin | 21 | Grand-daughter | Bag Stringer | North Carolina |
| 76 | Imogian Martin | 21 | Grand-daughter | Bag Stringer | North Carolina |
| 77 | Helen Bruton | 18 | Grand-daughter | Bag Stringer | North Carolina |
| 78 | Emma White | 73 | Head | — | North Carolina |
| 79 | Spencer White | 52 | Son | Farm Laborer | North Carolina |
| 80 | Olanda White | 35 | Son | Laborer | North Carolina |
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)