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James Mack — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Coahoma-County, Mississippi
Our Model Tree links this James Mack across the 1930 and 1940 US Censuses in Coahoma-County, Mississippi (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 8-person household.
Age 20
b. ~1920
Male
Son
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Coahoma-County, Mississippi |
| Surname | Mack |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Coahoma |
| Additional Details | |
| Occupation | farm laborer |
| Industry | farm |
| Class of Worker | NP |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Miss |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | Farm Laborer |
| Township / Ward | Beat 4 |
| Est. Birth Year | ~1920 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Marcella Mack | Spouse | — | 34 | ~1906 |
| James Mack | Son | — | 20 | ~1920 |
| Eddie Mack | Son | — | 17 | ~1923 |
| Angeline Mack | Daughter | — | 16 | ~1924 |
| Selman Mack | Son | — | 13 | ~1927 |
| John Mack | Head | — | 54 | ~1886 |
| Geneva Mack | Daughter | — | 11 | ~1929 |
| Berenice Mack | Daughter | — | 10 | ~1930 |
Census Appearances
1930
Panola, Mississippi
Son, age 10
Panola, Mississippi · implied b. ~1920 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mack |
| Given Name | James Willie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Coahoma-County, Mississippi
Son, age 20
Coahoma-County, Mississippi · implied b. ~1920 — 8 household members
| Surname | Mack |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Coahoma |
| Occupation | farm laborer |
| Industry | farm |
| Class of Worker | NP |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Miss |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 Mack across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mack
Son · 1940 · age 20 · b. ~1920 · Mississippi
★ You are viewing this record
Sibling
Eddie Mack
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Berenice Mack
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Selman Mack
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Angeline Mack
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geneva Mack
Sibling · 1940 · age 11
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 — Coahoma-County, Mississippi
Open full size
1940 US Federal Census — Coahoma-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02017-00457)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anthony House | 5 | Son | — | Mississippi |
| 42 | Annie House | 3 | Daughter | — | Mississippi |
| 43 | Henrietta House | 2 | Daughter | — | Mississippi |
| 44 | Thomas, J. L. House | 0 | Son | — | Mississippi |
| 45 | John Mack | 54 | Head | Farmer | Mississippi |
| 46 | Marcella Mack | 34 | Wife | Farmer | Mississippi |
| 47 | James Mack THIS PERSON | 20 | Son | Farm Laborer | Mississippi |
| 48 | Eddie Mack | 17 | Son | Farm Laborer | Mississippi |
| 49 | Angeline Mack | 16 | Daughter | Farm Laborer | Mississippi |
| 50 | Selman Mack | 13 | Son | — | Mississippi |
| 51 | Geneva Mack | 11 | Daughter | — | Mississippi |
| 52 | Berenice Mack | 10 | Daughter | — | Mississippi |
| 53 | Dan Montgomery | 45 | Head | Farmer | Mississippi |
| 54 | Janie Montgomery | 42 | Wife | Farm Laborer | Georgia |
| 55 | J. B. Montgomery | 21 | Son | Farm Laborer | Mississippi |
| 56 | J. D. Montgomery | 21 | Son | Farm Laborer | Mississippi |
| 57 | E. L. Montgomery | 16 | Son | Farm Laborer | Mississippi |
| 58 | Herbert Montgomery | 13 | Son | — | Mississippi |
| 59 | Dorothy Montgomery | 10 | Daughter | — | Mississippi |
| 60 | Effie Lee Montgomery | 8 | Daughter | — | Mississippi |
| 61 | The Marr Montgomery | 6 | Son | — | Mississippi |
| 62 | Mose Knowles | 25 | Step son-in-law | Laborer | Mississippi |
| 63 | Binnie Knowles | 20 | Step daughter | Farm Laborer | Mississippi |
| 64 | W. H. Tripp | 21 | Nephew | Farm Laborer | Mississippi |
| 65 | William Brown | 6 | Granddaughter | — | Mississippi |
| 66 | Robert House | 16 | Nephew | Farm Laborer | Mississippi |
| 67 | Mose Jr Knowles | 4 | Grandson | 0 | Mississippi |
| 68 | Ernest Bennett | 45 | Head | Farmer | Mississippi |
| 69 | Hettie Bennett | 41 | Wife | Farm Laborer | Mississippi |
| 70 | Ernest Jr Bennett | 18 | Son | Farm Laborer | Mississippi |
| 71 | Oscar Bennett | 16 | Son | Farm Laborer | Mississippi |
| 72 | Albert Bennett | 14 | Son | Farm Laborer | Mississippi |
| 73 | Kelly Bennett | 12 | Son | — | Mississippi |
| 74 | Andralene Bennett | 8 | Daughter | — | Mississippi |
| 75 | Herbert Hoover Bennett | 7 | Daughter | — | Mississippi |
| 76 | Berenice Bennett | 6 | Daughter | — | Mississippi |
| 77 | Simon Bennett | 4 | Son | 0 | Mississippi |
| 78 | Imogene Bennett | 2 | Daughter | 0 | Mississippi |
| 79 | Jake Dubose | 57 | Head | Farmer | Alabama |
| 80 | Effie Dubose | 51 | Wife | Farm Laborer | Mississippi |
Related Census Records
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)