SJ
Sam Jackson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marengo-County, Alabama
Our Model Tree links this Sam Jackson across the 1920, 1930 and 1940 US Censuses in Marengo-County, Alabama (XGBoost, ~Confirmed), with identified parents Sam & Sam — first a head (b.~1908), then head of a 5-person household.
Age 32
b. ~1908
Male
Head
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marengo-County, Alabama |
| Surname | Jackson |
| Given Name | Sam |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Marengo |
| Additional Details | |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 452 |
| Highest Grade | No 0 |
| 1935 Residence | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Farming |
| Township / Ward | Precinct 7 Mckinley |
| Est. Birth Year | ~1908 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sam | Age | Birth yr |
|---|---|---|---|---|
| Addie Jackson | Daughter | — | 6 | ~1934 |
| Sam Jackson | Son | — | 4 | ~1936 |
| Ola Lowery | Other | — | 41 | ~1899 |
| Sam Jackson | Head | — | 32 | ~1908 |
| Willie Jackson | Spouse | — | 28 | ~1912 |
Census Appearances
1920
Marengo, Alabama
Son, age 12
Marengo, Alabama · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Sam Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Farm Help |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Marengo, Alabama
Son, age 22
Marengo, Alabama · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Sam Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | No |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Marengo-County, Alabama
Head, age 32
Marengo-County, Alabama · implied b. ~1908 — 5 household members
| Surname | Jackson |
| Given Name | Sam |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Marengo |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 452 |
| Highest Grade | No 0 |
| 1935 Residence | Alabama |
| 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 Sam Jackson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Sam Jackson (~0.92 confidence) and father Sam Jackson (~0.92 confidence) and mother Mary Jackson (~0.92 confidence) and mother Mary Jackson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Sam Jackson
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Sam Jackson
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Mary Jackson
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Mary Jackson
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Sam Jackson
Head · 1940 · age 32 · b. ~1908 · Alabama
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Marengo-County, Alabama
Open full size
1940 US Federal Census — Marengo-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00058-00474)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | "Creona ""Ali""" Lathore | 33 | Wife | — | Alabama |
| 42 | Lydel Lathore | 22 | Son | Laborer | Alabama |
| 43 | Clemie Lathore | 17 | Daughter | — | Alabama |
| 44 | Isabella Lathore | 11 | Daughter | — | Alabama |
| 45 | Isaac Lathore | 2 | Son | — | Alabama |
| 46 | Lillian Lathore | 1 | Daughter | — | Alabama |
| 47 | Isabelle Lathore | 73 | Head | — | Alabama |
| 48 | Jessy Lathore | 58 | Son | Laborer | Alabama |
| 49 | Della Varner | 45 | Daughter | — | Alabama |
| 50 | Mandy Lou Varner | 4 | Daughter | — | Alabama |
| 51 | Elige Cox | 40 | Head | Farming | Alabama |
| 52 | Pearlie Cox | 39 | Wife | — | Alabama |
| 53 | Allen Cox | 10 | Son | — | Alabama |
| 54 | James Cox | 7 | Son | — | Alabama |
| 55 | Mabel Lee Cox | 3 | Daughter | — | Alabama |
| 56 | Lonza Cox | 1 | Son | — | Alabama |
| 57 | Jet Ayers | 64 | Head | Farming | Alabama |
| 58 | Vivanna Ayers | 64 | Wife | — | Alabama |
| 59 | Theods Lee | 38 | Head | Farming | Alabama |
| 60 | Tony Lee | 18 | Son | — | Alabama |
| 61 | Fanny L Lee | 17 | Daughter | — | Alabama |
| 62 | Old May Lee | 15 | Daughter | — | Alabama |
| 63 | Mattie B Lee | 14 | Daughter | — | Alabama |
| 64 | Sam Jackson THIS PERSON | 32 | Head | Farming | Alabama |
| 65 | Willie D. Jackson | 28 | Wife | — | Alabama |
| 66 | Addie Jackson | 6 | Daughter | — | Alabama |
| 67 | Sam Jr Jackson | 4 | Son | — | Alabama |
| 68 | Ola Lowery | 41 | Sister-in-law | Laborer | Alabama |
| 69 | Edward Gamble | 23 | Head | Farming | Alabama |
| 70 | Leona Gamble | 22 | Wife | — | Alabama |
| 71 | Edward Gamble | 1 | Son | — | Alabama |
| 72 | Clarence Gamble | 49 | Head | Farming | Alabama |
| 73 | Leola Gamble | 48 | Wife | — | Alabama |
| 74 | Mattie Gamble | 18 | Daughter | — | Alabama |
| 75 | Maggie Gamble | 14 | Daughter | — | Alabama |
| 76 | Carrie Gamble | 12 | Daughter | — | Alabama |
| 77 | Lilly Gamble | 11 | Daughter | — | Alabama |
| 78 | Clarence Gamble | 22 | Son | Laborer | Alabama |
| 79 | Gertrude Gamble | 21 | Daughter-in-law | Laborer | Alabama |
| 80 | Sam Foster | 39 | Head | Farming | Alabama |
Pedigree Summary
Sam
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)