FT
Fred Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Washington-County, Mississippi
Our Model Tree links this Fred Thomas across the 1920, 1930 and 1940 US Censuses in Washington-County, Mississippi (XGBoost, ~Confirmed), with identified parents Hall & Martha — first a head (b.~1903), then head of a 5-person household.
Age 37
b. ~1903
Male
Head
Born: Mississippi
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Mississippi |
| Surname | Thomas |
| Given Name | Fred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Mississippi |
| 1935 Residence (City) | Greenville City |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Occupation | Laborer |
| Industry | Good Road |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 44 |
| Highest Grade | No 4 |
| 1935 Residence | Mississippi |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | Laborer |
| Township / Ward | Greenville City |
| Est. Birth Year | ~1903 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Fred | Age | Birth yr |
|---|---|---|---|---|
| Lillie Thomas | Daughter | — | 10 | ~1930 |
| Fred Thomas | Head | — | 37 | ~1903 |
| Charlie Thomas | Son | — | 13 | ~1927 |
| Nora Thomas | Son | — | 12 | ~1928 |
| Carrie Thomas | Spouse | — | 36 | ~1904 |
Census Appearances
1920
Washington, Mississippi
Son, age 14
Washington, Mississippi · implied b. ~1906 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Freddie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1930
Washington, Mississippi
Head, age 25
Washington, Mississippi · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Fred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Mississippi |
| Age at First Marriage | 21 |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | Laborer |
| Industry | Cotton Oil Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | $6 |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Washington-County, Mississippi
Head, age 37
Washington-County, Mississippi · implied b. ~1903 — 5 household members
| Surname | Thomas |
| Given Name | Fred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Mississippi |
| 1935 Residence (City) | Greenville City |
| 1935 Residence (County) | Washington |
| Occupation | Laborer |
| Industry | Good Road |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 44 |
| Highest Grade | No 4 |
| 1935 Residence | Mississippi |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 Fred Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Hall Thomas (~0.92 confidence) and mother Martha Thomas (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hall Thomas
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Martha Thomas
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Fred Thomas
Head · 1940 · age 37 · b. ~1903 · Mississippi
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Washington-County, Mississippi
Open full size
1940 US Federal Census — Washington-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02075-00509)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Albert Hudson | 31 | Lodger | Plumber | Mississippi |
| 42 | John D Walker | 66 | Head | Janitor | Mississippi |
| 43 | Mary Walker | 50 | Wife | — | Mississippi |
| 44 | Leonard Simms | 35 | Head | Laborer | Mississippi |
| 45 | Rosa Q Simms | 30 | Wife | — | Mississippi |
| 46 | James Jones | 52 | Lodger | Laborer | Mississippi |
| 47 | Howard J Wright | 12 | Lodger | — | Mississippi |
| 48 | Robert Grigsby | 24 | Head | Laborer | Mississippi |
| 49 | Lizzie Q Grigsby | 35 | Wife | — | Mississippi |
| 50 | Celia Grigsby | 14 | Daughter | — | Mississippi |
| 51 | James Mac Grigsby | 13 | Daughter | — | Mississippi |
| 52 | Estella Grigsby | 12 | Daughter | — | Mississippi |
| 53 | Gloria C Grigsby | 11 | Daughter | — | Mississippi |
| 54 | Annelle L Grigsby | 9 | Daughter | — | Mississippi |
| 55 | Robert Jr Grigsby | 4 | Son | — | Mississippi |
| 56 | Morris Grigsby | 3 | Son | — | Mississippi |
| 57 | Otis Q Craft | 30 | Head | Laborer | Mississippi |
| 58 | Helen Craft | 25 | Wife | — | Mississippi |
| 59 | Richard C Anderson | 58 | Head | Minister | Mississippi |
| 60 | Beatrice Anderson | 44 | Wife | — | Mississippi |
| 61 | Annie Q Wilson | 48 | Head | House Cleaner | Mississippi |
| 62 | Johnie Evans | 22 | Daughter | — | Mississippi |
| 63 | David Chew | 17 | Son | Porter | Mississippi |
| 64 | Millie Chew | 15 | Son | Porter | Mississippi |
| 65 | Lucile Q Bell | 39 | Head | — | Mississippi |
| 66 | Millie B Bell | 14 | Daughter | — | Mississippi |
| 67 | Alberta Lee | 20 | Lodger | — | Mississippi |
| 68 | Aline Thomas | 20 | Lodger | Servant | Mississippi |
| 69 | Mary Q Alexander | 29 | Head | Laborer | Louisiana |
| 70 | Robert Q Washington | 40 | Head | Carpenter | Mississippi |
| 71 | George Q Thomas | 48 | Head | Laborer | Mississippi |
| 72 | Rosella Thomas | 30 | Wife | Maid | Mississippi |
| 73 | Tommy Thomas | 28 | Lodger | Laborer | Mississippi |
| 74 | Fred Thomas THIS PERSON | 37 | Head | Laborer | Mississippi |
| 75 | Carrie Q Thomas | 36 | Wife | — | Mississippi |
| 76 | Charlie Thomas | 13 | Son | — | Mississippi |
| 77 | Nora Thomas | 12 | Son | — | Mississippi |
| 78 | Lillie Carrie Thomas | 10 | Daughter | — | Mississippi |
| 79 | Shelby Q Douglas | 35 | Head | Carpenter | Mississippi |
| 80 | Queen Douglas | 40 | Wife | — | Mississippi |
Pedigree Summary
Fred
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)