IL
Isaac Lewis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bolivar-County, Mississippi
Our Model Tree links this Isaac Lewis across the 1930 and 1940 US Censuses in Bolivar-County, Mississippi (XGBoost, ~Confirmed) — first a head (b.~1901), then head of a 10-person household.
Age 39
b. ~1901
Male
Head
Born: Mississippi
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bolivar-County, Mississippi |
| Surname | Lewis |
| Given Name | Isaac |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Mississippi |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Bolivar |
| Additional Details | |
| Occupation | operator |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Mississippi |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | Operator |
| Township / Ward | Beat 4 |
| Est. Birth Year | ~1901 |
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 1940 census.
| Name | Relation to head | Relative to Isaac | Age | Birth yr |
|---|---|---|---|---|
| Louise Lewis | Daughter | — | 17 | ~1923 |
| Marva Lewis | Daughter | — | 3 | ~1937 |
| Rudolph Lewis | Son | — | 8 | ~1932 |
| Ada Lewis | Daughter | — | 10 | ~1930 |
| Roscoe Lewis | Son | — | 16 | ~1924 |
| S Lewis | Son | — | 6 | ~1934 |
| Julianna Lewis | Daughter | — | 1 | ~1939 |
| Lucille Lewis | Daughter | — | 12 | ~1928 |
| Isaac Lewis | Head | — | 39 | ~1901 |
| Rosa Lewis | Spouse | — | 33 | ~1907 |
Census Appearances
1930
Sunflower, Mississippi
Head, age 28
Sunflower, Mississippi · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Isaac |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Mississippi |
| Age at First Marriage | 21 |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | VVVV O |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Bolivar-County, Mississippi
Head, age 39
Bolivar-County, Mississippi · implied b. ~1901 — 10 household members
| Surname | Lewis |
| Given Name | Isaac |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Mississippi |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Bolivar |
| Occupation | operator |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Mississippi |
| 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 Isaac Lewis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Isaac Lewis
Head · 1940 · age 39 · b. ~1901 · Mississippi
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Bolivar-County, Mississippi
Open full size
1940 US Federal Census — Bolivar-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02010-00491)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James Webb | 74 | Head | Operator | Alabama |
| 42 | Rosa Webb | 58 | Wife | Laborer | Georgia |
| 43 | Jake Ridley | 40 | Head | Operator | Mississippi |
| 44 | Estella Ridley | 32 | Wife | Laborer | Mississippi |
| 45 | Thelma Ridley | 15 | daughter | — | Mississippi |
| 46 | Gertie Mae Ridley | 13 | daughter | — | Mississippi |
| 47 | Bernice Ridley | 11 | daughter | — | Mississippi |
| 48 | Jake Jr Ridley | 5 | son | — | Mississippi |
| 49 | Willie Lee Ridley | 3 | son | — | Mississippi |
| 50 | Mary Ridley | 2 | daughter | — | Mississippi |
| 51 | Isaac Lewis THIS PERSON | 39 | Head | Operator | Mississippi |
| 52 | Rosa Lewis | 33 | wife | Laborer | Mississippi |
| 53 | Louise Lewis | 17 | daughter | Laborer | Mississippi |
| 54 | Roscoe Lewis | 16 | son | Laborer | Mississippi |
| 55 | Lucille Lewis | 12 | daughter | — | Mississippi |
| 56 | Ada Mae Lewis | 10 | daughter | — | Mississippi |
| 57 | Rudolph Lewis | 8 | son | — | Mississippi |
| 58 | S. W. Lewis | 6 | son | — | Mississippi |
| 59 | Marva Lewis | 3 | daughter | — | Mississippi |
| 60 | Julianna Lewis | 1 | daughter | — | Mississippi |
| 61 | Jack Furlond | 26 | Head | Operator | Mississippi |
| 62 | Courtney Furlond | 33 | wife | Laborer | Mississippi |
| 63 | Dorothy Furlond | 8 | daughter | — | Mississippi |
| 64 | Neil Smith | 42 | Head | Operator | Mississippi |
| 65 | Nancie Smith | 29 | wife | Laborer | Mississippi |
| 66 | Bill Jr Smith | 7 | son | — | Mississippi |
| 67 | J. L. Smith | 6 | son | — | Mississippi |
| 68 | Lucille Smith | 5 | daughter | — | Mississippi |
| 69 | Doris Smith | 3 | daughter | — | Mississippi |
| 70 | Al Smith | 1 | son | — | Mississippi |
| 71 | Richard Jackson | 52 | Head | Operator | Mississippi |
| 72 | Fannie Jackson | 31 | wife | Laborer | Mississippi |
| 73 | Nels Jackson | 58 | Head | Operator | Mississippi |
| 74 | Emma Jackson | 45 | wife | Laborer | Mississippi |
| 75 | Ed Simms | 25 | Head | Operator | Mississippi |
| 76 | Mary Simms | 24 | wife | Laborer | Mississippi |
| 77 | W. Minn | 47 | Head | Operator | Mississippi |
| 78 | Rena Minn | 34 | wife | Laborer | Mississippi |
| 79 | James Minn | 14 | son | — | Mississippi |
| 80 | Troy Minn | 13 | son | — | 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)