JC
James Cobb — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Santa Rosa, Florida
Our Model Tree links this James Cobb across the 1930 and 1940 US Censuses in Santa Rosa, Florida (XGBoost, ~Confirmed) — first a head (b.~1873), then head of a 9-person household.
Age 57
b. ~1873
Male
Head
Born: Florida
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Santa Rosa, Florida |
| Surname | Cobb |
| Given Name | James A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Florida |
| Age at First Marriage | 21 |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Occupation | Farmer |
| Township / Ward | Allentown Precinct 13 |
| Est. Birth Year | ~1873 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Edna Cobb | Daughter | — | 16 | ~1914 |
| Nettie Bray | Daughter | — | 31 | ~1899 |
| Mattie Cobb | Daughter | — | 24 | ~1906 |
| Osie Bray | Daughter | — | 6 | ~1924 |
| Carl Cobb | Son | — | 21 | ~1909 |
| Edna Cobb | Daughter | — | 13 | ~1917 |
| James Cobb | Head | — | 57 | ~1873 |
| Lizzie Cobb | Daughter | — | 22 | ~1908 |
| Ada Cobb | Spouse | — | 54 | ~1876 |
Census Appearances
1930
Santa Rosa, …
Head, age 57
Santa Rosa, Florida · implied b. ~1873 — 9 household members
| Surname | Cobb |
| Given Name | James A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Florida |
| Age at First Marriage | 21 |
| Father's Birthplace | Florida |
| Mother's Birthplace | Florida |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Santa-Rosa-County, Florida
Head, age 67
Santa-Rosa-County, Florida · implied b. ~1873 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cobb |
| Given Name | Jim |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Florida |
| 1935 Residence (City) | Precinct 5 |
| 1935 Residence (County) | Santa Rosa |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
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
Head · 1930 · age 57 · b. ~1873 · Florida
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Santa Rosa, Florida
Open full size
1930 US Federal Census — Santa Rosa, Florida
Page Contents
50 people indexed on this census page (ia:1930:15thcensus333unit:0219)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James A Cobb THIS PERSON | 57 | Head | Farmer | Florida |
| 2 | Ada Cobb | 54 | Wife | — | Florida |
| 3 | Carl Cobb | 21 | Son | Laborer | Florida |
| 4 | Mattie V Cobb | 24 | Daughter | — | Florida |
| 5 | Lizzie Cobb | 22 | Daughter | — | Florida |
| 6 | Edna M Cobb | 16 | Daughter | — | Florida |
| 7 | Edna E Cobb | 13 | Daughter | — | Florida |
| 8 | Nettie V Bray | 31 | Daughter | — | Florida |
| 9 | Osie Bray | 6 | Daughter | — | Florida |
| 10 | James Faulk | 43 | Head | Farmer | Florida |
| 11 | Ethel Faulk | 33 | Wife | — | Florida |
| 12 | Alice Faulk | 15 | Daughter | — | Florida |
| 13 | Henry Faulk | 11 | Son | — | Florida |
| 14 | Pertie Faulk | 9 | Daughter | — | Florida |
| 15 | Lonnie D Nelson | 48 | Cousin | — | Florida |
| 16 | Sallie Nelson | 78 | Mother-in-law | — | Alabama |
| 17 | Patience Nelson | 48 | Sister-in-law | — | Alabama |
| 18 | Edward Barrington | 45 | Head | Laborer | Alabama |
| 19 | Lula Barrington | 47 | Wife | Farmer | Alabama |
| 20 | Franklin Barrington | 14 | Adopted Daughter | — | Florida |
| 21 | Beryl Barrington | 12 | Adopted Son | — | Florida |
| 22 | Riley T Oglesby | 56 | Head | Farmer | Alabama |
| 23 | Lela E Oglesby | 41 | Wife | — | Alabama |
| 24 | Gertrude Oglesby | 20 | Daughter | Teacher | Florida |
| 25 | Ray Oglesby | 17 | Son | Laborer | Florida |
| 26 | R. G. Oglesby | 12 | Son | — | Florida |
| 27 | Ezra Lowes | 22 | Head | Farmer | Alabama |
| 28 | Whalon Lowes | 26 | Brother | Laborer | Alabama |
| 29 | Ella R Lowes | 13 | Sister | — | Florida |
| 30 | Lula Stokes | 45 | Head | — | Alabama |
| 31 | Jaunita Stokes | 13 | Sister | — | Alabama |
| 32 | Porter Stokes | 11 | Brother | — | Florida |
| 33 | Ileta Stokes | 9 | Sister | — | Florida |
| 34 | Rebeca Stokes | 5 | Sister | — | Florida |
| 35 | Wynell Stokes | 4 | Sister | — | Florida |
| 36 | Mary G Stokes | 2 | Sister | — | Florida |
| 37 | Sam T Stokes | 67 | Head | Farmer | Alabama |
| 38 | Arthur Johnson | 43 | Head | Farmer | Alabama |
| 39 | Arissa Johnson | 39 | Wife | — | Alabama |
| 40 | Evaline Johnson | 13 | Daughter | — | Alabama |
| 41 | Leroy Johnson | 10 | Son | — | Alabama |
| 42 | Ivon Johnson | 8 | Son | — | Alabama |
| 43 | Floyd Johnson | 4 | Son | — | Alabama |
| 44 | Annie Belle Johnson | 1 | Daughter | — | Alabama |
| 45 | David B Mclaughlin | 43 | Head | Farmer | Alabama |
| 46 | Ora E Mclaughlin | 38 | Wife | — | Alabama |
| 47 | Lillie Mclaughlin | 19 | Daughter | Laborer | Florida |
| 48 | Nadine Mclaughlin | 17 | Daughter | Laborer | Alabama |
| 49 | Annie R Mclaughlin | 15 | Daughter | Laborer | Alabama |
| 50 | Earline Mclaughlin | 13 | Daughter | Laborer | Florida |
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)