MJ
Mamie Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Tammany-County, Louisiana
Our Model Tree links this Mamie Jackson across the 1930 and 1940 US Censuses in St.-Tammany-County, Louisiana (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 9-person household.
Age 18
b. ~1922
Female
Daughter
Born: Louisiana
Separated
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Tammany-County, Louisiana |
| Surname | Jackson |
| Given Name | Mamie |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Separated |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 4 |
| 1935 Residence (County) | St. Tammany |
| Additional Details | |
| Occupation | cook |
| Industry | private family |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 156 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Cook |
| Township / Ward | Ward 4 |
| Est. Birth Year | ~1922 |
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 Mamie | Age | Birth yr |
|---|---|---|---|---|
| Horace Jackson | Son | — | 12 | ~1928 |
| Evalina Jackson | Spouse | — | 35 | ~1905 |
| Odile Jackson | Daughter | — | 3 | ~1937 |
| Mamie Jackson | Daughter | — | 18 | ~1922 |
| Leroy Jackson | Son | — | 11 | ~1929 |
| Cliffie Jackson | Son | — | 14 | ~1926 |
| Joseph Jackson | Son | — | 17 | ~1923 |
| Joseph Jackson | Head | — | 42 | ~1898 |
| Carlie Jackson | Daughter | — | 5 | ~1935 |
Census Appearances
1930
St Tammany, …
Other, age 8
St Tammany, Louisiana · implied b. ~1922 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Marnie |
| Relationship to Head | Grand Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
St.-Tammany-County, Louisiana
Daughter, age 18
St.-Tammany-County, Louisiana · implied b. ~1922 — 9 household members
| Surname | Jackson |
| Given Name | Mamie |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Separated |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 4 |
| 1935 Residence (County) | St. Tammany |
| Occupation | cook |
| Industry | private family |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 156 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| 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 Mamie Jackson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mamie Jackson
Daughter · 1940 · age 18 · b. ~1922 · Louisiana
★ You are viewing this record
Sibling
Joseph Jackson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carlie Jackson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cliffie Jackson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Horace Jackson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leroy Jackson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Odile Jackson
Sibling · 1940 · age 3
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 — St.-Tammany-County, Louisiana
Open full size
1940 US Federal Census — St.-Tammany-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01455-00331)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Amanda Williams | 67 | wife | — | Louisiana |
| 42 | Josephine Sheridan | 36 | head | — | Louisiana |
| 43 | Lucille Sheridan | 17 | daughter | — | Louisiana |
| 44 | Joseph Jr. Sheridan | 14 | son | — | Louisiana |
| 45 | Amelia Sheridan | 12 | daughter | — | Louisiana |
| 46 | George Sheridan | 10 | son | — | Louisiana |
| 47 | Frank Sheridan | 8 | son | — | Louisiana |
| 48 | Marie Sheridan | 5 | daughter | — | Louisiana |
| 49 | Josephine Sheridan | 3 | daughter | — | Louisiana |
| 50 | George H. Sheridan | 46 | head | Laborer | Louisiana |
| 51 | Stella Sheridan | 46 | wife | — | Alabama |
| 52 | Virginia Sheridan | 76 | mother | — | Louisiana |
| 53 | Joseph Jackson | 42 | head | Laborer | Louisiana |
| 54 | Evalina Jackson | 35 | wife | — | Louisiana |
| 55 | Mamie Jackson THIS PERSON | 18 | daughter | Cook | Louisiana |
| 56 | Joseph Jr. Jackson | 17 | son | Laborer | Louisiana |
| 57 | Cliffie Jackson | 14 | son | — | Louisiana |
| 58 | Horace Jackson | 12 | son | — | Louisiana |
| 59 | Leroy Jackson | 11 | son | — | Louisiana |
| 60 | Carlie Mae Jackson | 5 | daughter | — | Louisiana |
| 61 | Odile Jackson | 3 | daughter | — | Louisiana |
| 62 | Madrid Jones | 31 | head | Laborer | Alabama |
| 63 | Louise Jones | 31 | wife | — | Louisiana |
| 64 | Mamie L. Jones | 9 | daughter | — | Louisiana |
| 65 | Lily May Jones | 8 | daughter | — | Louisiana |
| 66 | Elizabeth Jones | 6 | daughter | — | Louisiana |
| 67 | Madrid Jones | 5 | son | — | Louisiana |
| 68 | Dorothy Jones | 3 | daughter | — | Louisiana |
| 69 | Ernest Jones | 1 | son | — | Louisiana |
| 70 | Shelby J. Moore | 50 | head | — | Louisiana |
| 71 | Ada Moore | 51 | wife | — | Tennessee |
| 72 | Joseph Abrams | 66 | head | Farmer | Mississippi |
| 73 | Doney Abrams | 70 | wife | — | Louisiana |
| 74 | Edmond Hatcher | 46 | head | Carpenter | Louisiana |
| 75 | Ruth Hatcher | 23 | wife | — | Louisiana |
| 76 | Ralph Hatcher | 5 | son | — | Louisiana |
| 77 | Ruth Hatcher | 3 | daughter | — | Louisiana |
| 78 | Viola Hatcher | 1 | daughter | — | Louisiana |
| 79 | Benny Holden | 46 | head | Mill Hand | Mississippi |
| 80 | Mary Holden | 48 | 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)