JC
James Cobb — 1930 US Census Record
Model Tree available1930 United States Federal Census · Union, Arkansas
Our Model Tree links this James Cobb across the 1920, 1930 and 1940 US Censuses in Union, Arkansas (XGBoost, ~Confirmed), with identified parents Oscar & Zula — first a son (b.~1915), then head of a 10-person household.
Age 15
b. ~1915
Male
Son
Born: Arkansas
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Union, Arkansas |
| Surname | Cobb |
| Given Name | James E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Arkansas |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Arkansas |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | VVV |
| Can Read/Write | Yes |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
| Occupation | Farmer |
| Township / Ward | El Dorado Township Part |
| Est. Birth Year | ~1915 |
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 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Beatrice Cobb | Daughter | — | 11 | ~1919 |
| Bernice Cobb | Daughter | — | 16 | ~1914 |
| James Cobb | Son | — | 15 | ~1915 |
| George Cobb | Son | — | 13 | ~1917 |
| Martha Cobb | Daughter | — | 7 | ~1923 |
| Zula Cobb | Spouse | — | 27 | ~1903 |
| Willie Cobb | Son | — | 10 | ~1920 |
| Oscar Cobb | Head | — | 33 | ~1897 |
| Thomas Cobb | Son | — | 9 | ~1921 |
| Cleonetta Cobb | Daughter | — | 4 | ~1926 |
Census Appearances
1920
Union, Arkansas
Son, age 4
Union, Arkansas · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cobb |
| Given Name | James C. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Arkansas |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Arkansas |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1930
Union, Arkansas
Son, age 15
Union, Arkansas · implied b. ~1915 — 10 household members
| Surname | Cobb |
| Given Name | James E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Arkansas |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Arkansas |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | VVV |
| Can Read/Write | Yes |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1940
Union-County, Arkansas
Other, age 23
Union-County, Arkansas · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cobb |
| Given Name | J B |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Arkansas |
| 1935 Residence (City) | Jackson |
| 1935 Residence (County) | Union |
| Occupation | Farmer |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 600 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Oscar Cobb (~0.92 confidence) and mother Zula Cobb (~0.60 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.76
Father
Oscar Cobb
b. ~1897
Source father
● Household
· direct · ~0.92
Mother
Zula Cobb
b. ~1903
Source mother
● Household
· direct · ~0.6
This person
Anchor record
James Cobb
Son · 1930 · age 15 · b. ~1915 · Arkansas
★ You are viewing this record
Sibling
Bernice Cobb
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Cobb
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cleonetta Cobb
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Cobb
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Cobb
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Cobb
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Cobb
Sibling · 1930 · age 7
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
1930 US Federal Census — Union, Arkansas
Open full size
1930 US Federal Census — Union, Arkansas
Page Contents
50 people indexed on this census page (ia:1930:15thcensus96usce:0482)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hudson A Nash | 25 | Head | Farmer | Arkansas |
| 2 | Opal Nash | 19 | Wife | — | Arkansas |
| 3 | Richard W Andrews | 43 | Head | Farmer | Arkansas |
| 4 | Anna A Andrews | 41 | Wife | — | Arkansas |
| 5 | Elvin S Andrews | 14 | Son | — | Arkansas |
| 6 | Eva R Andrews | 13 | Daughter | — | Arkansas |
| 7 | Melvin W Andrews | 10 | Son | — | Arkansas |
| 8 | Royton W Andrews | 8 | Son | — | Arkansas |
| 9 | Edward F Andrews | 3 | Son | — | Arkansas |
| 10 | Oscar Cobb | 33 | Head | Farmer | Arkansas |
| 11 | Zula Cobb | 27 | Wife | — | Arkansas |
| 12 | Bernice L Cobb | 16 | Daughter | — | Arkansas |
| 13 | James E Cobb THIS PERSON | 15 | Son | Farmer | Arkansas |
| 14 | George E Cobb | 13 | Son | — | Arkansas |
| 15 | Beatrice Cobb | 11 | Daughter | — | Arkansas |
| 16 | Willie A Cobb | 10 | Son | — | Arkansas |
| 17 | Thomas C Cobb | 9 | Son | — | Arkansas |
| 18 | Martha M Cobb | 7 | Daughter | — | Arkansas |
| 19 | Cleonetta Cobb | 4 | Daughter | — | Arkansas |
| 20 | Gary H Jenkins | 30 | Head | Farmer | Arkansas |
| 21 | Lula M Jenkins | 16 | Daughter | — | Arkansas |
| 22 | Queen V Jenkins | 14 | Daughter | — | Arkansas |
| 23 | Albert L Jenkins | 13 | Son | — | Arkansas |
| 24 | Otis D Jenkins | 9 | Son | — | Arkansas |
| 25 | Willie White | 29 | Head | Farmer | Arkansas |
| 26 | Dafney White | 21 | Wife | — | Arkansas |
| 27 | Wilbert L White | 3 | Son | — | Arkansas |
| 28 | Moses Mccarty | 26 | Head | Farmer | Texas |
| 29 | Ruby M Mccarty | 20 | Wife | — | Mississippi |
| 30 | Jude M Nash | 37 | Head | Farmer | Arkansas |
| 31 | Johnnie Nash | 34 | Wife | — | Arkansas |
| 32 | Lawrence J Nash | 16 | Son | — | Arkansas |
| 33 | Lula L Nash | 13 | Daughter | — | Arkansas |
| 34 | Ethol P Nash | 10 | Daughter | — | Arkansas |
| 35 | Ester M Nash | 8 | Daughter | — | Arkansas |
| 36 | Ruby N Nash | 4 | Daughter | — | Arkansas |
| 37 | Eugene Browning | 42 | Head | Painter | Illinois |
| 38 | Bertha A Browning | 31 | Wife | — | Texas |
| 39 | Modene S Browning | 3 | Daughter | — | Arkansas |
| 40 | Melvin Quinney | 15 | Step Son | — | Texas |
| 41 | Korbia Quinney | 11 | Step Son | — | Texas |
| 42 | Celery Quinney | 8 | Step Son | — | Texas |
| 43 | Burl Mcguire | 51 | Head | Laborer | Arkansas |
| 44 | Nancy Mcguire | 49 | Wife | — | Arkansas |
| 45 | Inez Mcguire | 15 | Daughter | — | Arkansas |
| 46 | Vada Mcguire | 14 | Daughter | — | Arkansas |
| 47 | Rufus Tuckell | 26 | Head | Farmer | Arkansas |
| 48 | Daisey Tuckell | 23 | Wife | — | Arkansas |
| 49 | Curtis Goodwin | 10 | Son | — | Arkansas |
| 50 | Etta Thurkill | 5 | Daughter | — | Arkansas |
Pedigree Summary
James + 7 siblings
Gen 1 · 2 parents
~0.76
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)