JL
James Larkin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sumter-County, Alabama
Our Model Tree links this James Larkin across the 1930 and 1940 US Censuses in Sumter-County, Alabama (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 9-person household.
Age 13
b. ~1927
Male
Son
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sumter-County, Alabama |
| Surname | Larkin |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (County) | R |
| Additional Details | |
| Occupation | 25 |
| Industry | Laborer |
| Class of Worker | Farm |
| Highest Grade | No 2 |
| 1935 Residence | Sumter |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | 25 |
| Township / Ward | Beat 4 |
| Est. Birth Year | ~1927 |
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 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Archie Larkin | Head | — | 38 | ~1902 |
| James Larkin | Son | — | 13 | ~1927 |
| Mamie Larkin | Daughter | — | 9 | ~1931 |
| Jack Larkin | Son | — | 5 | ~1935 |
| Laura Larkin | Spouse | — | 34 | ~1906 |
| Bernice Larkin | Daughter | — | 3 | ~1937 |
| Jonie Larkin | Daughter | — | 2 | ~1938 |
| Homer Larkin | Son | — | 12 | ~1928 |
| Edward Larkin | Son | — | 15 | ~1925 |
Census Appearances
1930
Sumter, Alabama
Son, age 3
Sumter, Alabama · implied b. ~1927 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larkins |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Sumter-County, Alabama
Son, age 13
Sumter-County, Alabama · implied b. ~1927 — 9 household members
| Surname | Larkin |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (County) | R |
| Occupation | 25 |
| Industry | Laborer |
| Class of Worker | Farm |
| Highest Grade | No 2 |
| 1935 Residence | Sumter |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Larkin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Larkin
Son · 1940 · age 13 · b. ~1927 · Alabama
★ You are viewing this record
Sibling
Jonie Larkin
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mamie Larkin
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Larkin
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Homer Larkin
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Larkin
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Larkin
Sibling · 1940 · age 5
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 — Sumter-County, Alabama
Open full size
1940 US Federal Census — Sumter-County, Alabama
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00080-00105)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Tom M Shelton | 11 | Step-son | — | Alabama |
| 42 | Mose Jr Shelton | 9 | Step-son | — | Alabama |
| 43 | Charley Shelton | 5 | Step-son | — | Alabama |
| 44 | Susan X Fountain | 77 | Head | — | Alabama |
| 45 | Earnest Swan | 14 | Grandson | Farm | Alabama |
| 46 | Elex Swan | 13 | Grandson | — | Alabama |
| 47 | Janie Fountain | 16 | Granddaughter | — | Alabama |
| 48 | Ruby Fountain | 12 | Granddaughter | — | Alabama |
| 49 | Nancy Johnson | 32 | Daughter | Farm | Alabama |
| 50 | John Hardrick | 31 | Head | Lumber Mill | Alabama |
| 51 | Magdalene Hardrick | 30 | Wife | — | Alabama |
| 52 | Alice Hardrick | 13 | Daughter | — | Alabama |
| 53 | John Jr. Hardrick | 11 | Son | — | Alabama |
| 54 | Archie Larkin | 38 | Head | 52 | Alabama |
| 55 | Laura Larkin | 34 | Wife | — | Alabama |
| 56 | Edward Larkin | 15 | Son | 40 | Alabama |
| 57 | James Larkin THIS PERSON | 13 | Son | 25 | Alabama |
| 58 | Homer Larkin | 12 | Son | — | Alabama |
| 59 | Mamie Larkin | 9 | Daughter | — | Alabama |
| 60 | Jack Larkin | 5 | Son | — | Alabama |
| 61 | Bernice Larkin | 3 | Daughter | — | Alabama |
| 62 | Jonie Larkin | 2 | Daughter | — | Alabama |
| 63 | Lizzie Patrick | 39 | Head | 50 | Alabama |
| 64 | Mattie X Patrick | 35 | Wife | — | Alabama |
| 65 | Thelma Patrick | 13 | Daughter | — | Alabama |
| 66 | Robert Patrick | 11 | Son | — | Alabama |
| 67 | Lallie X Alexander | 52 | Head | 40 | Alabama |
| 68 | B.C. Alexander | 16 | Son | 50 | Alabama |
| 69 | D. Arthur Bishop | 29 | Lodger | 42 | Alabama |
| 70 | Wess Tapp | 70 | Head | 30 | Alabama |
| 71 | Etta X Tapp | 65 | Wife | — | Alabama |
| 72 | Cara Johnson | 46 | Daughter | 40 | Alabama |
| 73 | Mattie Mcdonald | 25 | Granddaughter | 40 | Alabama |
| 74 | Alberter Johnson | 17 | Granddaughter | 40 | Alabama |
| 75 | Myrtharee Tate | 4 | Granddaughter | — | Alabama |
| 76 | Tom Tucker | 39 | Head | 42 | Alabama |
| 77 | Mamie X Tucker | 18 | Wife | 40 | Alabama |
| 78 | Allen Bell | 43 | Head | 45 | Alabama |
| 79 | Bettie X Bell | 42 | Wife | 40 | Alabama |
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)