ET
Eugene Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Charles-County, Maryland
Our Model Tree links this Eugene Thomas across the 1930 and 1940 US Censuses in Charles-County, Maryland (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 8-person household.
Age 21
b. ~1919
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Charles-County, Maryland |
| Surname | Thomas |
| Given Name | Eugene |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Election District 5, Harris Lot |
| 1935 Residence (County) | Charles |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 50 |
| Highest Grade | No 4 |
| 1935 Residence | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Farm Laborer |
| Township / Ward | Election District 5 Harris Lot |
| Est. Birth Year | ~1919 |
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 Eugene | Age | Birth yr |
|---|---|---|---|---|
| Ida Thomas | Spouse | — | 50 | ~1890 |
| Lancaster Thomas | Son | — | 25 | ~1915 |
| William Thomas | Son | — | 16 | ~1924 |
| Hortense Thomas | Daughter | — | 12 | ~1928 |
| Milton Thomas | Son | — | 23 | ~1917 |
| Hillery Thomas | Son | — | 18 | ~1922 |
| Eugene Thomas | Son | — | 21 | ~1919 |
| Arthur Thomas | Head | — | 58 | ~1882 |
Census Appearances
1930
Charles, Maryland
Son, age 11
Charles, Maryland · implied b. ~1919 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Eugene |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Charles-County, Maryland
Son, age 21
Charles-County, Maryland · implied b. ~1919 — 8 household members
| Surname | Thomas |
| Given Name | Eugene |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Election District 5, Harris Lot |
| 1935 Residence (County) | Charles |
| Occupation | Farm Laborer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 50 |
| Highest Grade | No 4 |
| 1935 Residence | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Eugene Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Eugene Thomas
Son · 1940 · age 21 · b. ~1919 · Maryland
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Sibling
Lancaster Thomas
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hillery Thomas
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Thomas
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Milton Thomas
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hortense Thomas
Sibling · 1940 · age 12
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 — Charles-County, Maryland
Open full size
1940 US Federal Census — Charles-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01546-00181)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Katherine Thompson | 15 | Daughter | — | Maryland |
| 2 | Leo Thompson | 76 | Lodger | — | Maryland |
| 3 | Arthur (X) Thomas | 58 | Head | Farmer | Maryland |
| 4 | Ida Thomas | 50 | Wife | Housekeeping | Maryland |
| 5 | Lancaster Thomas | 25 | Son | Farm Laborer | Maryland |
| 6 | Milton Thomas | 23 | Son | Farm Laborer | Maryland |
| 7 | Eugene Thomas THIS PERSON | 21 | Son | Farm Laborer | Maryland |
| 8 | Hillery Thomas | 18 | Son | Farm Laborer | Maryland |
| 9 | William Thomas | 16 | Son | — | Maryland |
| 10 | Hortense Thomas | 12 | Daughter | — | Maryland |
| 11 | Thomas L. Wigdon | 70 | Head | Doctor | Maryland |
| 12 | Ella R. Wigdon | 63 | Wife | Housekeeping | Maryland |
| 13 | John T. (X) Brooks | 64 | Head | — | Maryland |
| 14 | Carrie (X) Todd | 80 | Head | — | Maryland |
| 15 | Susie (X) Key | 60 | Head | — | Maryland |
| 16 | Erasmite King | 35 | Lodger | — | Washington |
| 17 | Ernest Jupiter | 23 | Lodger | Carpenter Help | Maryland |
| 18 | Andrew (X) Brown | 49 | Head | Farm Laborer | Maryland |
| 19 | Gertrude Brown | 50 | Wife | Housekeeping | Maryland |
| 20 | Frances (X) Chisley | 28 | Head | Farm Laborer | Maryland |
| 21 | Mable Chisley | 38 | Wife | Housekeeping | Maryland |
| 22 | James Ford | 13 | Son | — | Maryland |
| 23 | Johnie Ford | 12 | Son | — | Maryland |
| 24 | Isabell Ford | 11 | Daughter | — | Maryland |
| 25 | Robert V. (X) Cooksey | 41 | Head | Sheriff | Maryland |
| 26 | Grace V. Cooksey | 37 | Wife | Postmistress | Maryland |
| 27 | Margaret Cooksey | 15 | Daughter | — | Maryland |
| 28 | Robert V. Jr. Cooksey | 13 | Son | — | Maryland |
| 29 | Elizabeth Cooksey | 11 | Daughter | — | Maryland |
| 30 | Edward F. Cooksey | 9 | Son | — | Maryland |
| 31 | Catherine Cooksey | 7 | Daughter | — | Maryland |
| 32 | Robert L. Cooksey | 73 | Father | — | Maryland |
| 33 | Carroll Boarman | 21 | Lodger | Clerk | Maryland |
| 34 | John Ford | 45 | Head | Carpenter Help | Maryland |
| 35 | Bessie R. Ford | 37 | Wife | Cook | Maryland |
| 36 | Bernie Ford | 40 | Lodger | Farm Laborer | Maryland |
| 37 | James Prout | 43 | Head | Farmer | Maryland |
| 38 | Pearl (X) Prout | 41 | Wife | Housekeeping | Maryland |
| 39 | William Prout | 19 | Son | Farm Laborer | Maryland |
| 40 | James Prout | 16 | Son | — | Maryland |
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)