MH
Mary Harris — 1940 US Census Record
Linked across censuses1940 United States Federal Census · East-Carroll-County, Louisiana
Our Model Tree links this Mary Harris across the 1920, 1930 and 1940 US Censuses in East-Carroll-County, Louisiana (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 3-person household.
Age 40
b. ~1900
Female
Spouse
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | East-Carroll-County, Louisiana |
| Surname | Harris |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Black |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Police Jury Ward 2 |
| 1935 Residence (County) | East Carroll |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Police Jury Ward 2 |
| Est. Birth Year | ~1900 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Estella Harris | Daughter | — | 19 | ~1921 |
| Guss Harris | Head | — | 45 | ~1895 |
| Mary Harris | Spouse | — | 40 | ~1900 |
Census Appearances
1920
East Carroll, …
Spouse, age 20
East Carroll, Louisiana · implied b. ~1900 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Mollie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
East Carroll, …
Spouse, age 30
East Carroll, Louisiana · implied b. ~1900 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Age at First Marriage | 20 |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
East-Carroll-County, Louisiana
Spouse, age 40
East-Carroll-County, Louisiana · implied b. ~1900 — 3 household members
| Surname | Harris |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Black |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Police Jury Ward 2 |
| 1935 Residence (County) | East Carroll |
| Income (1939) | 0 |
| Highest Grade | No 2 |
| 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 Mary Harris across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Harris
Spouse · 1940 · age 40 · b. ~1900 · 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 — East-Carroll-County, Louisiana
Open full size
1940 US Federal Census — East-Carroll-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01399-00105)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thelma Ware | 2 | grand daughter | — | Louisiana |
| 2 | George Green | 67 | head | Farmer | Tennessee |
| 3 | Isabell Green | 50 | wife | — | Louisiana |
| 4 | Madison Powell | 45 | head | Farmer | Louisiana |
| 5 | Pearlene Powell | 35 | wife | — | Louisiana |
| 6 | Madison Jr Powell | 9 | son | — | Louisiana |
| 7 | Jessie Powell | 3 | son | — | Louisiana |
| 8 | Charlie Lucas | 23 | head | Farmer | Louisiana |
| 9 | Dorothy Lucas | 19 | wife | — | Louisiana |
| 10 | Ida Winston | 27 | sister | — | Louisiana |
| 11 | Iona Lucas | 56 | father | — | Louisiana |
| 12 | Melvin Lucas | 1 | son | — | Louisiana |
| 13 | Zelmer Ware | 22 | head | Day Hand | Louisiana |
| 14 | Sharter Lawson | 40 | head | Farmer | Georgia |
| 15 | Irena Lawson | 33 | wife | — | Georgia |
| 16 | Sharter Jr Lawson | 12 | son | — | Louisiana |
| 17 | James Lawson | 14 | son | — | Louisiana |
| 18 | Albert Henderson | 58 | head | Farmer | Louisiana |
| 19 | Albertine Henderson | 17 | daughter | — | Louisiana |
| 20 | Elish Smith | 56 | head | Farmer | Louisiana |
| 21 | Hattie Smith | 53 | wife | — | Louisiana |
| 22 | William Bradford | 21 | step son | Day Work | Louisiana |
| 23 | Rachel Louis | 70 | sister | — | Louisiana |
| 24 | Guss Harris | 45 | head | Farmer | Louisiana |
| 25 | Mary Harris THIS PERSON | 40 | wife | — | Louisiana |
| 26 | Estella Harris | 19 | daughter | — | Louisiana |
| 27 | P. M. Frost | 66 | head | Farmer | Mississippi |
| 28 | Melvin Nelson | 35 | hired man | Day Hand | Louisiana |
| 29 | Lula May Nelson | 41 | cook | Cooking | Louisiana |
| 30 | Joe B. Smith | 45 | head | Farmer | Arkansas |
| 31 | Ethel Smith | 22 | wife | — | Louisiana |
| 32 | Cleola Smith | 5 | daughter | — | Louisiana |
| 33 | Hermon Elaby | 23 | head | Day Hand | Louisiana |
| 34 | Luiser Elaby | 26 | wife | — | Louisiana |
| 35 | Monty Lee King | 10 | step son | — | Louisiana |
| 36 | Joe Elaby | 6 | son | — | Louisiana |
| 37 | Albert Elaby | 4 | son | — | Louisiana |
| 38 | Erma Lee Elaby | 2 | daughter | — | Louisiana |
| 39 | Tom Jess Smith | 67 | head | Farmer | Louisiana |
| 40 | Emma Smith | 65 | wife | — | Mississippi |
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)