MJ
Mamie Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Georgia
Our Model Tree links this Mamie Jackson across the 1930 and 1940 US Censuses in Jefferson-County, Georgia (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 6-person household.
Age 20
b. ~1920
Female
Daughter
Born: Georgia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Georgia |
| Surname | Jackson |
| Given Name | Mamie Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | Wrens Town |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Hours Worked | 7 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Township / Ward | Wrens Town |
| Est. Birth Year | ~1920 |
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 Mamie | Age | Birth yr |
|---|---|---|---|---|
| Lamar Jackson | Son | — | 13 | ~1927 |
| Annie Jackson | Daughter | — | 11 | ~1929 |
| R Jackson | Son | — | 5 | ~1935 |
| Curtis Jackson | Son | — | 8 | ~1932 |
| Mamie Jackson | Daughter | — | 20 | ~1920 |
| Emma Jackson | Head | — | 43 | ~1897 |
Census Appearances
Daughter, age 10
Jefferson, Georgia · implied b. ~1920 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Minnie L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Can Read/Write | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Jefferson-County, Georgia
Daughter, age 20
Jefferson-County, Georgia · implied b. ~1920 — 6 household members
| Surname | Jackson |
| Given Name | Mamie Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | Wrens Town |
| 1935 Residence (County) | Jefferson |
| Hours Worked | 7 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
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 20 · b. ~1920 · Georgia
★ You are viewing this record
Sibling
Lamar Jackson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
R Jackson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Curtis Jackson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Jackson
Sibling · 1940 · age 11
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 — Jefferson-County, Georgia
Open full size
1940 US Federal Census — Jefferson-County, Georgia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00687-00369)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George A. Caldwell | 15 | Head | — | Georgia |
| 2 | Dra S. Caldwell | 65 | Head | Minister | North Carolina |
| 3 | Carrie E. Caldwell | 66 | Wife | School Teacher | Virginia |
| 4 | Pauline Davis | 47 | Head | Cook | Georgia |
| 5 | Maud Davis | 22 | Daughter | Washwoman | Georgia |
| 6 | Edith Davis | 15 | Daughter | Washwoman | Georgia |
| 7 | Patsy Davis | 1 | Granddaughter | — | Georgia |
| 8 | Emma Jackson | 43 | Head | Cook | Georgia |
| 9 | Mamie Lou Jackson THIS PERSON | 20 | Daughter | — | Georgia |
| 10 | Lamar Jackson | 13 | Son | — | Georgia |
| 11 | Annie Ruth Jackson | 11 | Daughter | — | Georgia |
| 12 | Curtis Jackson | 8 | Son | — | Georgia |
| 13 | R. C. Jackson | 5 | Son | — | Georgia |
| 14 | Tom Farmer | 38 | Head | Farming | Georgia |
| 15 | Savannah Farmer | 32 | Wife | 0 | Georgia |
| 16 | Rufus Farmer | 11 | Son | — | Georgia |
| 17 | Virginia Farmer | 8 | Daughter | — | Georgia |
| 18 | John G. Oliphant | 73 | Head | — | Georgia |
| 19 | Dixie R. Oliphant | 59 | Wife | — | Georgia |
| 20 | Robert L. Beckworth | 63 | Head | Odd Jobs | Georgia |
| 21 | Ruby O. Beckworth | 41 | Wife | — | Georgia |
| 22 | D. Garland Templeton | 28 | Head | Odd Jobs | Georgia |
| 23 | Jennie P. Templeton | 28 | Wife | — | Georgia |
| 24 | Alva Templeton | 11 | Daughter | — | Georgia |
| 25 | Ruby Joe Templeton | 2 | Daughter | — | Georgia |
| 26 | Robert L. Beckworth | 37 | Head | Insurance Agent | Georgia |
| 27 | Katie U. Beckworth | 35 | Wife | — | Georgia |
| 28 | Francis Beckworth | 14 | Daughter | — | Georgia |
| 29 | Catherine Beckworth | 13 | Daughter | — | Georgia |
| 30 | Helen Beckworth | 8 | Daughter | — | Georgia |
| 31 | Ray L. Beckworth | 4 | Son | — | Georgia |
| 32 | Billie H. Beckworth | 2 | Son | — | Georgia |
| 33 | Dannie B. Young | 57 | Head | — | Georgia |
| 34 | Walter J. Young | 26 | Son | — | Georgia |
| 35 | Kathryn Young | 20 | Daughter | — | Georgia |
| 36 | Harold R. Young | 19 | Son | — | Georgia |
| 37 | Blanton C. Reeves | 36 | Head | Painter | Georgia |
| 38 | Angela A. Reeves | 34 | Wife | — | Georgia |
| 39 | Josephine Reeves | 16 | Daughter | — | Georgia |
| 40 | Oliver Avera | 41 | Lodger | Attendant | Georgia |
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)