MJ
Mamie Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Unicoi-County, Tennessee
Our Model Tree links this Mamie Johnson across the 1930 and 1940 US Censuses in Unicoi-County, Tennessee (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 16-person household.
Age 40
b. ~1900
Female
Spouse
Born: North Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Unicoi-County, Tennessee |
| Surname | Johnson |
| Given Name | Mamie E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | North Carolina |
| 1935 Residence (City) | 5th Civil Dist. |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
| Township / Ward | 5Th Civil Dist |
| 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.
16 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mamie | Age | Birth yr |
|---|---|---|---|---|
| Betty Johnson | Daughter | — | 4 | ~1936 |
| Francis Johnson | Daughter | — | 14 | ~1926 |
| Vivian Johnson | Daughter | — | 7 | ~1933 |
| Ernestine Johnson | Daughter | — | 1 | ~1939 |
| Helen Johnson | Daughter | — | 16 | ~1924 |
| James Johnson | Head | — | 53 | ~1887 |
| James Inturff | Other | — | 18 | ~1922 |
| Charles Inturff | Other | — | 11 | ~1929 |
| Paul Price | Other | — | 2 | ~1938 |
| Clarence Inturff | Other | — | 13 | ~1927 |
| Lena Inturff | Other | — | 16 | ~1924 |
| Mary Inturff | Other | — | 20 | ~1920 |
| James Johnson | Son | — | 18 | ~1922 |
| Auther Johnson | Son | — | 9 | ~1931 |
| Bruce Johnson | Son | — | 22 | ~1918 |
| Mamie Johnson | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Unicoi, Tennessee
Spouse, age 30
Unicoi, Tennessee · implied b. ~1900 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Mamie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | North Carolina |
| Age at First Marriage | 18 |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Can Read/Write | Yes |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
1940
Unicoi-County, Tennessee
Spouse, age 40
Unicoi-County, Tennessee · implied b. ~1900 — 16 household members
| Surname | Johnson |
| Given Name | Mamie E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | North Carolina |
| 1935 Residence (City) | 5th Civil Dist. |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
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 Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mamie Johnson
Spouse · 1940 · age 40 · b. ~1900 · Tennessee
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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 — Unicoi-County, Tennessee
Open full size
1940 US Federal Census — Unicoi-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03941-00397)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ronald Nelson | 5 | Son | — | Tennessee |
| 2 | Arnold Nelson | 3 | Son | — | Tennessee |
| 3 | Hugh Nelson | 1 | Son | — | Tennessee |
| 4 | Martin B. Nelson | 39 | Head | Brakeman | Tennessee |
| 5 | Bertha T. Nelson | 29 | Wife | — | Virginia |
| 6 | Elizabeth Nelson | 16 | Daughter | — | Tennessee |
| 7 | Irene Nelson | 11 | Daughter | — | Tennessee |
| 8 | Margaret Nelson | 9 | Daughter | — | Tennessee |
| 9 | Clyde B. Nelson | 44 | Head | Farmer | Tennessee |
| 10 | Nettie Nelson | 43 | Wife | — | Tennessee |
| 11 | Kenneth Nelson | 14 | Son | — | Tennessee |
| 12 | Effie Nelson | 12 | Daughter | — | Tennessee |
| 13 | Mary R. Nelson | 10 | Daughter | — | Tennessee |
| 14 | Doris Nelson | 8 | Daughter | — | Tennessee |
| 15 | Betty Nelson | 6 | Daughter | — | Tennessee |
| 16 | Verna Nelson | 3 | Daughter | — | Tennessee |
| 17 | Homer Hutchins | 35 | Head | Laborer | Tennessee |
| 18 | Drew Hutchins | 32 | Brother | Laborer | Tennessee |
| 19 | Augustus Shack | 23 | Head | Laborer | Tennessee |
| 20 | Edith O. Shack | 20 | Wife | — | North Carolina |
| 21 | Claude J. Shack | 1 | Son | — | Tennessee |
| 22 | Mack Harel | 50 | Head | Farmer | North Carolina |
| 23 | Eliza O. Harel | 42 | Wife | — | North Carolina |
| 24 | Herbert Harel | 21 | Son | — | North Carolina |
| 25 | James A. Johnson | 53 | Head | Farmer | Tennessee |
| 26 | Mamie E. Johnson THIS PERSON | 40 | Wife | — | North Carolina |
| 27 | Bruce Johnson | 22 | Son | Truck Driver | Tennessee |
| 28 | James A. Jr. Johnson | 18 | Son | — | Tennessee |
| 29 | Helen Johnson | 16 | Daughter | — | Tennessee |
| 30 | Francis Johnson | 14 | Daughter | — | Tennessee |
| 31 | Auther Johnson | 9 | Son | — | Tennessee |
| 32 | Vivian Johnson | 7 | Daughter | — | Tennessee |
| 33 | Betty J. Johnson | 4 | Daughter | — | Tennessee |
| 34 | Ernestine Johnson | 1 | Daughter | — | Tennessee |
| 35 | Mary Inturff | 20 | Step Daughter | Presser | Tennessee |
| 36 | James Inturff | 18 | Step Son | Janitor | Tennessee |
| 37 | Lena Inturff | 16 | Step Daughter | — | Tennessee |
| 38 | Clarence Inturff | 13 | Step Son | — | Tennessee |
| 39 | Charles Inturff | 11 | Step Son | — | Tennessee |
| 40 | Paul F. Price | 2 | Lodger | — | Tennessee |
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)