MJ
Mamie Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Montgomery-County, Alabama
Our Model Tree links this Mamie Jackson across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Alabama (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 9-person household.
Age 55
b. ~1885
Female
Head
Born: Alabama
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Alabama |
| Surname | Jackson |
| Given Name | Mamie |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Black |
| Age | 55 |
| Marital Status | Widowed |
| Birthplace | Alabama |
| 1935 Residence (City) | Montgomery |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Beat 15 |
| Est. Birth Year | ~1885 |
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 |
|---|---|---|---|---|
| Sylvia Jackson | Daughter | — | 25 | ~1915 |
| Louise Murry | Other | — | 11 | ~1929 |
| Mamie Murry | Other | — | 13 | ~1927 |
| Sarah Jackson | Daughter | — | 18 | ~1922 |
| Willie Murry | Daughter | — | 15 | ~1925 |
| Mamie Jackson | Head | — | 55 | ~1885 |
| Ernestine Jackson | Son | — | 22 | ~1918 |
| Rosa Jackson | Daughter | — | 2 | ~1938 |
| Bertha Jackson | Daughter | — | 20 | ~1920 |
Census Appearances
1920
Montgomery, Alabama
Spouse, age 37
Montgomery, Alabama · implied b. ~1883 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Mamie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Laundress |
| Industry | at Home |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Montgomery, Alabama
Spouse, age 44
Montgomery, Alabama · implied b. ~1886 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Mamie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 17 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Montgomery-County, Alabama
Head, age 55
Montgomery-County, Alabama · implied b. ~1885 — 9 household members
| Surname | Jackson |
| Given Name | Mamie |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Black |
| Age | 55 |
| Marital Status | Widowed |
| Birthplace | Alabama |
| 1935 Residence (City) | Montgomery |
| 1935 Residence (County) | Montgomery |
| Income (1939) | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mamie Jackson
Head · 1940 · age 55 · b. ~1885 · Alabama
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Montgomery-County, Alabama
Open full size
1940 US Federal Census — Montgomery-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00070-00186)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lonnie Shaw | 38 | Head | Farmer | Alabama |
| 2 | Annie W. Shaw | 34 | Wife | — | Alabama |
| 3 | Lena Barnes | 62 | Mother | — | Alabama |
| 4 | Arminta Richardson | 17 | Niece | — | Alabama |
| 5 | Connie Curry | 45 | Head | Farmer | Alabama |
| 6 | Minnie Curry | 41 | Wife | — | Alabama |
| 7 | James Curry | 22 | Son | — | Alabama |
| 8 | Rosa Mae Curry | 20 | Daughter-in-law | Pulp Wood Worker | Alabama |
| 9 | Ethel L. Curry | 15 | Daughter | — | Alabama |
| 10 | Minnie Kate Curry | 22 | Daughter | — | Georgia |
| 11 | Evelyn Curry | 13 | Granddaughter | — | Alabama |
| 12 | Will Wright | 40 | Head | — | Alabama |
| 13 | Viola Wright | 37 | Wife | Farmer | Alabama |
| 14 | Jimmie Lee Wright | 15 | Son | — | Alabama |
| 15 | Mamie Jackson THIS PERSON | 55 | Head | — | Alabama |
| 16 | Ernestine Jackson | 22 | Son | Day Laborer | Alabama |
| 17 | Sylvia Jackson | 25 | Daughter | Day Laborer | Alabama |
| 18 | Bertha Jackson | 20 | Daughter | Day Laborer | Alabama |
| 19 | Sarah Jackson | 18 | Daughter | House Servant | Alabama |
| 20 | Willie M. Murry | 15 | Daughter | Cook | Alabama |
| 21 | Mamie R. Murry | 13 | Granddaughter | — | Alabama |
| 22 | Louise Murry | 11 | Granddaughter | — | Alabama |
| 23 | Rosa M. Jackson | 2 | Daughter | — | Alabama |
| 24 | William Murray | 63 | Head | Farmer | Alabama |
| 25 | Paralee Murray | 42 | Wife | — | Alabama |
| 26 | Henry James Murray | 15 | Grandson | — | Alabama |
| 27 | Lizzie Curry | 69 | Head | — | Alabama |
| 28 | Mary Lou Curry | 65 | Wife | Farmer | Alabama |
| 29 | Jimmie Thomas | 15 | Grandson | — | Alabama |
| 30 | Mildred Roswell | 5 | Granddaughter | — | Alabama |
| 31 | James Harris | 32 | Head | Farmer | Alabama |
| 32 | Ada Harris | 30 | Wife | — | Alabama |
| 33 | James Harris | 10 | Son | — | Alabama |
| 34 | Annie M. Harris | 8 | Son | — | Alabama |
| 35 | Mabel R. Harris | 5 | Daughter | — | Alabama |
| 36 | John D. Harris | 4 | Son | — | Alabama |
| 37 | Sylvester Harris | 3 | Son | — | Alabama |
| 38 | Thomas Harris | 0 | Son | — | Alabama |
| 39 | Mark Harris | 56 | Head | Farmer | Alabama |
| 40 | Willie Jane Harris | 50 | Wife | — | Alabama |
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)