RL
Robert Lucas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bolivar-County, Mississippi
Our Model Tree links this Robert Lucas across the 1930 and 1940 US Censuses in Bolivar-County, Mississippi (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 9-person household.
Age 12
b. ~1928
Male
Son
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bolivar-County, Mississippi |
| Surname | Lucas |
| Given Name | Robert Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 2, Township 22 |
| 1935 Residence (County) | Bolivar |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Township / Ward | Beat 2 Township 22 |
| Est. Birth Year | ~1928 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Mildred Lucas | Daughter | — | 10 | ~1930 |
| Robert Lucas | Head | — | 35 | ~1905 |
| Carlos Lucas | Son | — | ~1940 | |
| Johnny Lucas | Son | — | 7 | ~1933 |
| Naomi Lucas | Daughter | — | 4 | ~1936 |
| Sedonia Lucas | Spouse | — | 35 | ~1905 |
| Evelyn Lucas | Daughter | — | 8 | ~1932 |
| Robert Lucas | Son | — | 12 | ~1928 |
| Virby Lucas | Daughter | — | 2 | ~1938 |
Census Appearances
1930
Bolivar, Mississippi
Son, age 1
Bolivar, Mississippi · implied b. ~1929 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lucas |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Bolivar-County, Mississippi
Son, age 12
Bolivar-County, Mississippi · implied b. ~1928 — 9 household members
| Surname | Lucas |
| Given Name | Robert Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 2, Township 22 |
| 1935 Residence (County) | Bolivar |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| 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 Robert Lucas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Lucas
Son · 1940 · age 12 · b. ~1928 · Mississippi
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Sibling
Johnny Lucas
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Naomi Lucas
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carlos Lucas
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Lucas
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virby Lucas
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Lucas
Sibling · 1940 · age 8
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 — 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-t0627-02009-00363)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jannie Watkins | 70 | Head | — | Mississippi |
| 2 | Lula Pake | 38 | Daughter | — | Mississippi |
| 3 | Charles Henry Pake | 8 | Grandson | — | Mississippi |
| 4 | Isaac Johnson | 51 | Head | Farmer | Mississippi |
| 5 | Alice Johnson | 46 | Wife | Farm Help | Mississippi |
| 6 | Allie Johnson | 16 | Daughter | Farm Help | Mississippi |
| 7 | Elnora Wells | 21 | Daughter | Farm Help | Mississippi |
| 8 | Isaac Lucey | 4 | Grandson | — | Mississippi |
| 9 | Billy Slaughter | 1 | Grandson | — | Mississippi |
| 10 | John Douglas | 17 | Nephew | — | Mississippi |
| 11 | Princess Slaughter | 51 | Head | Farm Help | Mississippi |
| 12 | Ambus Slaughter | 22 | Son | Farmer | Mississippi |
| 13 | Daniel Slaughter | 20 | Son | Farm Help | Mississippi |
| 14 | Jessie Mae Slaughter | 17 | Daughter | Farm Help | Mississippi |
| 15 | John Williams | 49 | Head | Farm Help | Louisiana |
| 16 | Percy James | 34 | Head | Farmer | Mississippi |
| 17 | Robert Lucas | 35 | Head | Farmer | Mississippi |
| 18 | Sedonia Lucas | 35 | Wife | Farmer | Mississippi |
| 19 | Robert Jr. Lucas THIS PERSON | 12 | Son | — | Mississippi |
| 20 | Mildred Lee Lucas | 10 | Daughter | — | Mississippi |
| 21 | Evelyn Lucas | 8 | Daughter | — | Mississippi |
| 22 | Johnny Bee Lucas | 7 | Son | — | Mississippi |
| 23 | Naomi Lucas | 4 | Daughter | — | Mississippi |
| 24 | Virby Mae Lucas | 2 | Daughter | — | Mississippi |
| 25 | Carlos Lucas | 0 | Son | — | Mississippi |
| 26 | Richard Sinson | 31 | Head | Farmer | Louisiana |
| 27 | Callie Pearl Sinson | 20 | Wife | — | Mississippi |
| 28 | J. J. Sinson | 4 | Son | — | Mississippi |
| 29 | David Love | 27 | Head | Farmer | Mississippi |
| 30 | Irene Love | 27 | Wife | — | Mississippi |
| 31 | Julia May Love | 6 | Daughter | — | Mississippi |
| 32 | Pearlie May Love | 5 | Daughter | — | Mississippi |
| 33 | Peter Thompson | 65 | Head | — | Mississippi |
| 34 | Aggie Thompson | 50 | Wife | Farmer | Mississippi |
| 35 | Robert White | 76 | Lodger | — | Alabama |
| 36 | Willie Brown | 21 | Head | Farmer | Mississippi |
| 37 | Sena Brown | 16 | Wife | — | Mississippi |
| 38 | John Brown | 12 | Brother | — | Mississippi |
| 39 | Bertha May Brown | 2 | Daughter | — | Mississippi |
| 40 | Willis Brown | 10 | Brother | — | 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)