CT
Cora Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Grady-County, Georgia
Our Model Tree links this Cora Thomas across the 1930 and 1940 US Censuses in Grady-County, Georgia (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 12-person household.
Age 17
b. ~1923
Female
Daughter
Born: Georgia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Grady-County, Georgia |
| Surname | Thomas |
| Given Name | Cora |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | Blowing Cave (M.D. 1501) |
| 1935 Residence (County) | Grady |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Farmer |
| Township / Ward | Blowing Cave Md 1501 |
| Est. Birth Year | ~1923 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Cora | Age | Birth yr |
|---|---|---|---|---|
| Edward Thomas | Son | — | 7 | ~1933 |
| Roselle Montgomery | Other | — | 2 | ~1938 |
| Mae Harris | Daughter | — | 19 | ~1921 |
| Clinton Harris | Son | — | 3 | ~1937 |
| Hattie Thomas | Daughter | — | 15 | ~1925 |
| J Thomas | Son | — | 9 | ~1931 |
| Cora Thomas | Daughter | — | 17 | ~1923 |
| Matthew Harris | Son | — | 18 | ~1922 |
| Lana Harris | Daughter | — | 1 | ~1939 |
| Johnnie Thomas | Son | — | 10 | ~1930 |
| Mamie Harris | Head | — | 36 | ~1904 |
| Alice Montgomery | Other | — | 1 | ~1939 |
Census Appearances
1930
Thomas, Georgia
Daughter, age 6
Thomas, Georgia · implied b. ~1924 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Cora |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Can Read/Write | No |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Grady-County, Georgia
Daughter, age 17
Grady-County, Georgia · implied b. ~1923 — 12 household members
| Surname | Thomas |
| Given Name | Cora |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | Blowing Cave (M.D. 1501) |
| 1935 Residence (County) | Grady |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 0 |
| 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 Cora Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Cora Thomas
Daughter · 1940 · age 17 · b. ~1923 · Georgia
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Sibling
Johnnie Thomas
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hattie Thomas
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mae Harris
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Thomas
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clinton Harris
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Matthew Harris
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
J Thomas
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lana Harris
Sibling · 1940 · age 1
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 — Grady-County, Georgia
Open full size
1940 US Federal Census — Grady-County, Georgia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00679-01004)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elnora Harris | 5 | Daughter | — | Georgia |
| 42 | Anna V Harris | 5 | Daughter | — | Georgia |
| 43 | Emma Lee Harris | 5 | Daughter | — | Georgia |
| 44 | Junious Calloway | 23 | Head | Farmer | Georgia |
| 45 | Hassie Lee Calloway | 20 | Wife | — | Georgia |
| 46 | Roosevelt Calloway | 2 | Son | — | Georgia |
| 47 | J. W. Johnson | 20 | Head | Farmer | Georgia |
| 48 | Cora Johnson | 19 | Wife | — | Georgia |
| 49 | Doretha Johnson | 3 | Daughter | — | Georgia |
| 50 | Celestine Johnson | 2 | Daughter | — | Georgia |
| 51 | Eli Thomas | 42 | Head | Farmer | Georgia |
| 52 | Lessie Thomas | 39 | Wife | — | Georgia |
| 53 | Robert Williams | 90 | Head | — | North Carolina |
| 54 | Ralph Frazier | 38 | Boarder | Laborer | Georgia |
| 55 | Hattie Frazier | 25 | Boarder | — | Georgia |
| 56 | Robert E. Arline | 47 | Head | Farmer | Georgia |
| 57 | Burma Arline | 35 | Wife | — | Georgia |
| 58 | Carol Arline | 15 | Son | — | Georgia |
| 59 | Emily Arline | 13 | Daughter | — | Georgia |
| 60 | Hollie Arline | 7 | Son | — | Georgia |
| 61 | Bessie Nesmith | 56 | Mother-in-law | — | Georgia |
| 62 | Cleveland Thomas | 24 | Head | Farmer | Georgia |
| 63 | Willie Mae Thomas | 22 | Wife | — | Georgia |
| 64 | Eddie James Thomas | 2 | Son | — | Georgia |
| 65 | Cleveland Jr. Thomas | 0 | Son | — | Georgia |
| 66 | Mamie Lou Harris | 36 | Head | — | Georgia |
| 67 | Matthew Harris | 18 | Son | Laborer | Georgia |
| 68 | Mae Harris | 19 | Daughter | Laborer | Georgia |
| 69 | Cora Thomas THIS PERSON | 17 | Daughter | Farmer | Georgia |
| 70 | Hattie Mae Thomas | 15 | Daughter | Laborer | Georgia |
| 71 | Johnnie C Thomas | 10 | Son | — | Georgia |
| 72 | J. E. Thomas | 9 | Son | — | Georgia |
| 73 | Edward Thomas | 7 | Son | — | Georgia |
| 74 | Clinton Harris | 3 | Son | — | Georgia |
| 75 | Lana Mae Harris | 1 | Daughter | — | Georgia |
| 76 | Roselle Montgomery | 2 | Grandchild | — | Georgia |
| 77 | Alice Montgomery | 1 | Grandchild | — | Georgia |
| 78 | David Simpson | 23 | Head | Farmer | Georgia |
| 79 | Willie Simpson | 20 | Brother | Farmer | Georgia |
| 80 | Rosie Simpson | 17 | Sister | — | 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)