MJ
Martha James — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Iberville-County, Louisiana
Our Model Tree links this Martha James across the 1930 and 1940 US Censuses in Iberville-County, Louisiana (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Female
Daughter
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Iberville-County, Louisiana |
| Surname | James |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Ward 1 Police Jury |
| 1935 Residence (County) | Iberville |
| Additional Details | |
| Income (1939) | 90 |
| Highest Grade | Hs 7 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Township / Ward | Ward 1 Police Jury |
| Est. Birth Year | ~1919 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Martha James | Daughter | — | 21 | ~1919 |
| Jim James | Head | — | 59 | ~1881 |
| Courtney James | Spouse | — | 52 | ~1888 |
| Gracie James | Daughter | — | 19 | ~1921 |
| Mary James | Daughter | — | 16 | ~1924 |
| Anna James | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Iberville, Louisiana
Daughter, age 11
Iberville, Louisiana · implied b. ~1919 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | James |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | Laborer |
| Industry | Sugar farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Iberville-County, Louisiana
Daughter, age 21
Iberville-County, Louisiana · implied b. ~1919 — 6 household members
| Surname | James |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Ward 1 Police Jury |
| 1935 Residence (County) | Iberville |
| Income (1939) | 90 |
| Highest Grade | Hs 7 |
| 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 Martha James across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha James
Daughter · 1940 · age 21 · b. ~1919 · Louisiana
★ You are viewing this record
Sibling
Gracie James
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna James
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary James
Sibling · 1940 · age 16
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 — Iberville-County, Louisiana
Open full size
1940 US Federal Census — Iberville-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01404-00085)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sarah Warren | 10 | Daughter | — | Louisiana |
| 2 | Willie Hanberry | 38 | Head | Laborer | Louisiana |
| 3 | Rose Hanberry | 37 | Wife | Laborer | Louisiana |
| 4 | Mary Hanberry | 17 | Daughter | — | Louisiana |
| 5 | Leatha Hanberry | 12 | Daughter | — | Louisiana |
| 6 | Morris Hanberry | 72 | Father | — | Louisiana |
| 7 | Joe Hall | 49 | Head | Laborer | Louisiana |
| 8 | Olivia Hall | 55 | Wife | — | Louisiana |
| 9 | Jim James | 59 | Head | Farmer | Mississippi |
| 10 | Courtney James | 52 | Wife | — | Mississippi |
| 11 | Martha James THIS PERSON | 21 | Daughter | — | Mississippi |
| 12 | Gracie James | 19 | Daughter | — | Mississippi |
| 13 | Mary James | 16 | Daughter | — | Louisiana |
| 14 | Anna James | 12 | Daughter | — | Louisiana |
| 15 | Thomas Benjamin | 56 | Head | Laborer | Louisiana |
| 16 | Elnora Benjamin | 50 | Wife | Laborer | Louisiana |
| 17 | John Benjamin | 15 | Son | — | Louisiana |
| 18 | William Seltzer | 55 | Head | Farmer | Louisiana |
| 19 | Ida Seltzer | 53 | Wife | — | Louisiana |
| 20 | William Seltzer | 25 | Son | — | Louisiana |
| 21 | Arthur Seltzer | 13 | Son | — | Louisiana |
| 22 | Dan Thornton | 47 | Lodger | — | Florida |
| 23 | Frank Reff | 49 | Head | Ditcher | Louisiana |
| 24 | Corinne Reff | 44 | Wife | — | Louisiana |
| 25 | Leo Landry | 58 | Head | Farmer | Louisiana |
| 26 | Mary B. Landry | 57 | Wife | — | Louisiana |
| 27 | Maude Landry | 33 | Daughter | — | Louisiana |
| 28 | William Anderson | 29 | Head | Laborer | Louisiana |
| 29 | Dorothy Anderson | 19 | Wife | — | Louisiana |
| 30 | Junius Butler | 40 | Lodger | Laborer | Louisiana |
| 31 | Lillian Butler | 39 | Lodger's Wife | — | Louisiana |
| 32 | Herman Butler | 3 | Lodger's Brother | — | Louisiana |
| 33 | Jessie Simon | 43 | Head | Laborer | Louisiana |
| 34 | Lee Simon | 32 | Wife | — | Louisiana |
| 35 | Clarence Frepre | 32 | Head | Laborer | Louisiana |
| 36 | Emelda Frepre | 35 | Wife | Laborer | Louisiana |
| 37 | Clarence Frepre | 5 | Son | — | Louisiana |
| 38 | Shirley Ann Frepre | 3 | Daughter | — | Louisiana |
| 39 | Alcee J. Doiron | 50 | Head | Farmer | Louisiana |
| 40 | Agnes Doiron | 42 | Wife | — | Louisiana |
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)