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John Monroe — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bienville-County, Louisiana
Our Model Tree links this John Monroe across the 1920, 1930 and 1940 US Censuses in Bienville-County, Louisiana (XGBoost, ~Confirmed), with identified parents John & Sam — first a head (b.~1912), then head of a 4-person household.
Age 28
b. ~1912
Male
Head
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bienville-County, Louisiana |
| Surname | Monroe |
| Given Name | John H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Red River |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Farmer |
| Township / Ward | Ward 4 |
| Est. Birth Year | ~1912 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Monroe | Head | — | 28 | ~1912 |
| Joe Monroe | Son | — | 3 | ~1937 |
| Millie Monroe | Spouse | — | 25 | ~1915 |
| Alma Monroe | Daughter | — | 1 | ~1939 |
Census Appearances
1920
Red River, …
Son, age 9
Red River, Louisiana · implied b. ~1911 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Monroe |
| Given Name | John R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Speaks English | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
Red River, …
Son, age 18
Red River, Louisiana · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Monroe |
| Given Name | John B |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Bienville-County, Louisiana
Head, age 28
Bienville-County, Louisiana · implied b. ~1912 — 4 household members
| Surname | Monroe |
| Given Name | John H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Red River |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 John Monroe across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Monroe (~0.92 confidence) and father Sam Monroe (~0.92 confidence) and mother Maggie Monroe (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Monroe
b. ~1860
Source father
● Household
· direct · ~0.92
Father
Sam Monroe
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Maggie Monroe
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Monroe
Head · 1940 · age 28 · b. ~1912 · Louisiana
★ 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 — Bienville-County, Louisiana
Open full size
1940 US Federal Census — Bienville-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01383-00864)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lois Emmer | 3 | Daughter | — | Louisiana |
| 42 | Rosie Mae Emmer | 1 | Daughter | — | Louisiana |
| 43 | Julius Woodard | 24 | Head | Farmer | Louisiana |
| 44 | Allie V Woodard | 24 | Wife | — | Texas |
| 45 | Mary Nell Woodard | 3 | Daughter | — | Louisiana |
| 46 | Lizzie Smith | 48 | Head | Farmer | Louisiana |
| 47 | John B Smith | 18 | Son | Farmer | Louisiana |
| 48 | Lamar Smith | 15 | Son | Farmer | Louisiana |
| 49 | Bryant Woodard | 41 | Head | Farming | Louisiana |
| 50 | Ruth Woodard | 41 | Wife | — | Louisiana |
| 51 | Douglas Woodard | 17 | Son | Farming | Louisiana |
| 52 | Billy Ray Woodard | 9 | Son | — | Louisiana |
| 53 | John H Monroe THIS PERSON | 28 | Head | Farmer | Louisiana |
| 54 | Millie T Monroe | 25 | Wife | — | Louisiana |
| 55 | Joe Louis Monroe | 3 | Son | — | Louisiana |
| 56 | Alma Ree Monroe | 1 | Daughter | — | Louisiana |
| 57 | Freeman Jr Police | 24 | Head | Farm Laborer | Louisiana |
| 58 | Doylane Police | 21 | Wife | — | Louisiana |
| 59 | Freeman Jr Police | 2 | Son | — | Louisiana |
| 60 | Minnie Jewel Police | 1 | Daughter | — | Louisiana |
| 61 | Charlie G Shaw | 50 | Head | Farmer | Louisiana |
| 62 | Kate Shaw | 45 | Wife | — | Alabama |
| 63 | Catherine Shaw | 17 | Daughter | Farmer | Louisiana |
| 64 | Doris Mae Shaw | 15 | Daughter | Farmer | Louisiana |
| 65 | Charlene Shaw | 10 | Daughter | — | Louisiana |
| 66 | Fell Whitfield | 50 | Head | Farm Laborer | Louisiana |
| 67 | Annie Whitfield | 40 | Wife | — | Louisiana |
| 68 | Annie Lee Whitfield | 4 | Daughter | — | Louisiana |
| 69 | Larkin L Whitfield | 2 | Son | — | Louisiana |
| 70 | Dant Lee Whitfield | 0 | Son | — | Louisiana |
| 71 | Jack Whitfield | 21 | Head | Farmer Laborer | Louisiana |
| 72 | Lula Bell Whitfield | 18 | Wife | — | Louisiana |
| 73 | Alfred Johnson | 3 | Step son | — | Louisiana |
| 74 | Howard Woodard | 52 | Head | Farmer | Louisiana |
| 75 | Eddie Lee Woodard | 47 | Wife | — | Alabama |
| 76 | Vivian Woodard | 21 | Son | Farm Laborer | Louisiana |
| 77 | Margaret Hicks | 12 | Grand daughter | — | Louisiana |
| 78 | Murph Woodard | 28 | Head | Farmer | Louisiana |
| 79 | Elree Woodard | 27 | Wife | — | Louisiana |
| 80 | Billie Dell Woodard | 8 | Daughter | — | Louisiana |
Pedigree Summary
John
Gen 1 · 3 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)