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John Mann — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Clay-County, Georgia
Our Model Tree links this John Mann across the 1930 and 1940 US Censuses in Clay-County, Georgia (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 11-person household.
Age 52
b. ~1888
Male
Head
Born: Georgia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Clay-County, Georgia |
| Surname | Mann |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | District 1579 Zetto |
| 1935 Residence (County) | Clay |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Laborer |
| Township / Ward | District 1579 Zetto |
| Est. Birth Year | ~1888 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Johnny Mann | Son | — | 23 | ~1917 |
| Alonza Mann | Son | — | 18 | ~1922 |
| Grover Ingram | Other | — | 28 | ~1912 |
| Robert Robinson | Other | — | 10 | ~1930 |
| Irene Calloway | Other | — | 1 | ~1939 |
| Doris Mann | Daughter | — | 17 | ~1923 |
| Gladys Mann | Daughter | — | 13 | ~1927 |
| Lily Calloway | Daughter | — | 26 | ~1914 |
| Ollie Mann | Spouse | — | 47 | ~1893 |
| John Mann | Head | — | 52 | ~1888 |
| Ruby Mann | Daughter | — | 11 | ~1929 |
Census Appearances
1930
Calhoun, Georgia
Head, age 42
Calhoun, Georgia · implied b. ~1888 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mann |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Georgia |
| Age at First Marriage | 21 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Clay-County, Georgia
Head, age 52
Clay-County, Georgia · implied b. ~1888 — 11 household members
| Surname | Mann |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | District 1579 Zetto |
| 1935 Residence (County) | Clay |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 0 |
| 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 John Mann across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mann
Head · 1940 · age 52 · b. ~1888 · 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 — Clay-County, Georgia
Open full size
1940 US Federal Census — Clay-County, Georgia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00657-00200)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charlie Montgomery | 52 | Head | Teaching | Georgia |
| 2 | Eugene Darley | 44 | Head | Overseer | Georgia |
| 3 | Sallie Bell Darley | 44 | Wife | — | Georgia |
| 4 | Lucile Hodge | 35 | Head | Operator | Georgia |
| 5 | George Shaw | 50 | Head | Laborer | Georgia |
| 6 | Mary Shaw | 50 | Wife | — | Georgia |
| 7 | Plomer Shaw | 27 | Head | Laborer | Georgia |
| 8 | Mattie Shaw | 24 | Wife | — | Georgia |
| 9 | Ella Mae Shaw | 3 | Daughter | — | Georgia |
| 10 | Nellie C. Shaw | 2 | Daughter | — | Georgia |
| 11 | Willie H. Shaw | 0 | Son | — | Georgia |
| 12 | John Mann THIS PERSON | 52 | Head | Laborer | Georgia |
| 13 | Ollie Mann | 47 | Wife | — | Georgia |
| 14 | Johnny B. Mann | 23 | Son | Laborer | Georgia |
| 15 | Alonza Mann | 18 | Son | Laborer | Georgia |
| 16 | Doris Mann | 17 | Daughter | — | Georgia |
| 17 | Gladys Mann | 13 | Daughter | — | Georgia |
| 18 | Ruby Mann | 11 | Daughter | — | Georgia |
| 19 | Lily May Calloway | 26 | Daughter | Laundress | Georgia |
| 20 | Irene Calloway | 1 | Granddaughter | — | Georgia |
| 21 | Robert Lee Robinson | 10 | Grandson | — | Georgia |
| 22 | Grover Ingram | 28 | Nephew | Laborer | Georgia |
| 23 | Chalmers Ingram | 39 | Head | Laborer | Georgia |
| 24 | Daisy Ingram | 34 | Wife | — | Georgia |
| 25 | George Tally | 19 | Son | Laborer | Georgia |
| 26 | Cie Mattie | 17 | Daughter | — | Georgia |
| 27 | Daughter Ruth | None | F | — | — |
| 28 | Preston Albritton | 43 | Head | Laborer | Georgia |
| 29 | Eva Albritton | 39 | Wife | — | Georgia |
| 30 | Eva Enas | 20 | Lodger | — | Georgia |
| 31 | Sula Heard | 40 | Head | Cook | Georgia |
| 32 | Pearl Heard | 10 | Daughter | — | Georgia |
| 33 | Ross Lois | 13 | Lodger | — | Georgia |
| 34 | John Davis | 44 | Head | — | Georgia |
| 35 | John Murray | 40 | Head | Laborer | Georgia |
| 36 | Mozelle Murray | 40 | Wife | — | Georgia |
| 37 | Annie Hill Murray | 25 | Daughter | — | Georgia |
| 38 | Arrie Lee Murray | 24 | Daughter | — | Georgia |
| 39 | Alberta Murray | 20 | Daughter | — | Georgia |
| 40 | Rina Murray | 14 | Daughter | — | Georgia |
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)