IT
Isaac Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Decatur-County, Georgia
Our Model Tree links this Isaac Thompson across the 1930 and 1940 US Censuses in Decatur-County, Georgia (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 8-person household.
Age 14
b. ~1926
Male
Son
Born: Georgia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Decatur-County, Georgia |
| Surname | Thompson |
| Given Name | Isaac J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | G. M. 914 |
| 1935 Residence (County) | Decatur |
| Additional Details | |
| Occupation | Farm laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 360 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Farm Laborer |
| Township / Ward | G M 914 |
| Est. Birth Year | ~1926 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Isaac | Age | Birth yr |
|---|---|---|---|---|
| Eldon Thompson | Son | — | 17 | ~1923 |
| Annie Thompson | Other | — | 12 | ~1928 |
| Isaac Thompson | Son | — | 14 | ~1926 |
| Nellie Thompson | Other | — | 15 | ~1925 |
| Rachel Thompson | Spouse | — | 37 | ~1903 |
| Olan Thompson | Son | — | 7 | ~1933 |
| James Thompson | Head | — | 39 | ~1901 |
| Edward Thompson | Son | — | 9 | ~1931 |
Census Appearances
1930
Baker, Georgia
Son, age 3
Baker, Georgia · implied b. ~1927 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Isaac L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Decatur-County, Georgia
Son, age 14
Decatur-County, Georgia · implied b. ~1926 — 8 household members
| Surname | Thompson |
| Given Name | Isaac J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | G. M. 914 |
| 1935 Residence (County) | Decatur |
| Occupation | Farm laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 360 |
| Highest Grade | No 7 |
| 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 Isaac Thompson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Isaac Thompson
Son · 1940 · age 14 · b. ~1926 · Georgia
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Sibling
Eldon Thompson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Thompson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Olan Thompson
Sibling · 1940 · age 7
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 — Decatur-County, Georgia
Open full size
1940 US Federal Census — Decatur-County, Georgia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00663-00281)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Bertha Lee Hanna | 34 | Wife | Housewife | Florida |
| 42 | E. P. Jr Hanna | 12 | Son | — | Florida |
| 43 | Sara Frances Hanna | 11 | Dau | — | Florida |
| 44 | Edna E. Hanna | 6 | Dau | — | Georgia |
| 45 | Essie Mae Elijah | 32 | Head | Servant | Georgia |
| 46 | Robert C. Miller | 45 | Head | Farmer | Alabama |
| 47 | Josephine Miller | 40 | Wife | Housewife | Florida |
| 48 | James J. Miller | 15 | Son | — | Georgia |
| 49 | Rudolph Miller | 13 | Son | — | Georgia |
| 50 | R. Gerald Miller | 11 | Son | — | Georgia |
| 51 | B. Jean Miller | 6 | Son | — | Georgia |
| 52 | Frank Bates | 32 | Brother-law | Farmer | Georgia |
| 53 | George W. Thompson | 28 | Head | Farmer | Florida |
| 54 | Inez Thompson | 27 | Wife | Housewife | Georgia |
| 55 | Mary E. Thompson | 2 | Dau | — | Georgia |
| 56 | W. Alton Dukes | 42 | Head | Farmer | Georgia |
| 57 | Jessie Dukes | 36 | Wife | Housewife | Georgia |
| 58 | Neal Dukes | 16 | Son | — | Florida |
| 59 | Virginia Dukes | 9 | Dau | — | Florida |
| 60 | Geraldine Dukes | 7 | Dau | — | Georgia |
| 61 | Malcolm A. Floyd | 57 | Head | Farmer | Georgia |
| 62 | Ethel Floyd | 48 | Wife | Housewife | Florida |
| 63 | Malcolm A. Jr Floyd | 19 | Son | Cook | Florida |
| 64 | Marjorie Floyd | 80 | Mother | — | Georgia |
| 65 | Georgia Holland | 34 | Sister | — | Georgia |
| 66 | James M. Thompson | 39 | Head | Farmer | Florida |
| 67 | Rachel Thompson | 37 | Wife | — | Florida |
| 68 | Isaac J. Thompson THIS PERSON | 14 | Son | Farm Laborer | Georgia |
| 69 | Eldon Thompson | 17 | Son | — | Georgia |
| 70 | Nellie Mae Thompson | 15 | Dau | — | Georgia |
| 71 | Annie Lois Thompson | 12 | Dau | — | Georgia |
| 72 | Edward Thompson | 9 | Son | — | Georgia |
| 73 | Olan Thompson | 7 | Son | — | Georgia |
| 74 | Christopher C. Thompson | 77 | Head | — | Alabama |
| 75 | Marcinia Thompson | 70 | Wife | Housewife | Georgia |
| 76 | Coon Shavers | 36 | Head | Farmer | Georgia |
| 77 | Ruby Shavers | 26 | Wife | Housewife | Georgia |
| 78 | Idessa Shavers | 10 | Dau | — | Georgia |
| 79 | Eugene Shavers | 8 | Son | — | Georgia |
| 80 | Addison Shavers | 69 | Head | — | North Carolina |
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)