MJ
Mary Johns — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lowndes-County, Georgia
Our Model Tree links this Mary Johns across the 1920, 1930 and 1940 US Censuses in Lowndes-County, Georgia (XGBoost, ~Confirmed) — first a spouse (b.~1889), then head of a 9-person household.
Age 51
b. ~1889
Female
Spouse
Born: Georgia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lowndes-County, Georgia |
| Surname | Johns |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Militia District 662 Clyattville |
| 1935 Residence (County) | Lowndes |
| Additional Details | |
| Industry | Housework |
| Class of Worker | Home |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Township / Ward | Militia District 662 Clyattville |
| Est. Birth Year | ~1889 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Glady Johns | Daughter | — | 15 | ~1925 |
| Irene Johns | Daughter | — | 22 | ~1918 |
| Eddie Johns | Other | — | 2 | ~1938 |
| Ernestine Johns | Other | — | 1 | ~1939 |
| Doretha Johns | Other | — | 19 | ~1921 |
| Arthur Johns | Head | — | 56 | ~1884 |
| James Johns | Son | — | 31 | ~1909 |
| Willie Johns | Daughter | — | 18 | ~1922 |
| Mary Johns | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Lowndes, Georgia
Spouse, age 34
Lowndes, Georgia · implied b. ~1886 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johns |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Georgia |
| Father's Birthplace | Florida |
| Mother's Birthplace | Georgia |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1930
Lowndes, Georgia
Spouse, age 44
Lowndes, Georgia · implied b. ~1886 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johns |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | N |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Georgia |
| Age at First Marriage | 20 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Can Read/Write | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Lowndes-County, Georgia
Spouse, age 51
Lowndes-County, Georgia · implied b. ~1889 — 9 household members
| Surname | Johns |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Militia District 662 Clyattville |
| 1935 Residence (County) | Lowndes |
| Industry | Housework |
| Class of Worker | Home |
| Highest Grade | No 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 Mary Johns across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Johns
Spouse · 1940 · age 51 · b. ~1889 · Georgia
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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 — Lowndes-County, Georgia
Open full size
1940 US Federal Census — Lowndes-County, Georgia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00691-00069)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sol Carter | 38 | Head | Farmer | Georgia |
| 2 | Thelma Carter | 25 | Wife | School Teacher | Georgia |
| 3 | Horatio Brown | 62 | Head | Farmer | Georgia |
| 4 | Nora Blanch Brown | 46 | Wife | — | Georgia |
| 5 | Arthur Johns | 56 | Head | Farmer | Georgia |
| 6 | Mary Johns THIS PERSON | 51 | Wife | — | Georgia |
| 7 | Irene Johns | 22 | Daughter | Farm Laborer | Georgia |
| 8 | Willie Norie Johns | 18 | Daughter | — | Georgia |
| 9 | Glady Johns | 15 | Daughter | — | Georgia |
| 10 | James Johns | 31 | Son | Farmer | Georgia |
| 11 | Doretha Johns | 19 | Daughter-in-law | Farm Laborer | Georgia |
| 12 | Eddie Lee Johns | 2 | Grandson | — | Georgia |
| 13 | Ernestine Johns | 1 | Granddaughter | — | Georgia |
| 14 | Tom Watson | 60 | Head | Farmer | Georgia |
| 15 | Leter Watson | 44 | Wife | Farm Laborer | Georgia |
| 16 | L. D. Watson | 23 | Son | Farm Laborer | Georgia |
| 17 | Orie B. Watson | 21 | Son | Farm Laborer | Georgia |
| 18 | Loyd Watson | 16 | Son | — | Georgia |
| 19 | Robert Watson | 14 | Son | — | Georgia |
| 20 | Frank Watson | 10 | Son | — | Georgia |
| 21 | Ola Mae Watson | 8 | Daughter | — | Georgia |
| 22 | Lottie Watson | 4 | Daughter | — | Georgia |
| 23 | Thelma Watson | 1 | Daughter | — | Georgia |
| 24 | Cleo Howard | 28 | Daughter | — | Georgia |
| 25 | Lester Youmans | 37 | Head | Dentist | Georgia |
| 26 | Hardin Wisenbaker | 50 | Lodger | Farmer | Georgia |
| 27 | Mamie Carter | 40 | Head | Farmer | Georgia |
| 28 | Carter Carter | 21 | Sister | — | Georgia |
| 29 | Will Graham | 35 | Head | Farmer | Georgia |
| 30 | Mandy Graham | 25 | Wife | — | Georgia |
| 31 | Alice Graham | 4 | Daughter | — | Georgia |
| 32 | Lucile Brown | 7 | Lodger | — | Georgia |
| 33 | Willie Thompson | 5 | Son | — | Georgia |
| 34 | John L. Courington | 39 | Head | Farmer | Georgia |
| 35 | Daisy Courington | 32 | Wife | — | Georgia |
| 36 | Harry Leland Courington | 3 | Son | — | Georgia |
| 37 | Leonard D. Courington | 1 | Son | — | Georgia |
| 38 | Julius Webb | 39 | Head | Farmer | Georgia |
| 39 | Charlie Mae Webb | 35 | Wife | School Teacher | Georgia |
| 40 | I. J. Marshall | 38 | Head | Farm Laborer | 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)