JT
Joseph Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Joseph Thomas across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1906), then head of a 11-person household.
Age 34
b. ~1906
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Thomas |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | nr |
| 1935 Residence (County) | nr |
| Additional Details | |
| Occupation | Laborer |
| Industry | Meat Packer |
| Class of Worker | PW |
| Hours Worked | 173 |
| Highest Grade | G 1 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Laborer |
| Township / Ward | Nr |
| Est. Birth Year | ~1906 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Rose Thomas | Daughter | — | 7 | ~1933 |
| Ethel Thomas | Daughter | — | 13 | ~1927 |
| Clare Thomas | Daughter | — | 4 | ~1936 |
| Joseph Thomas | Head | — | 34 | ~1906 |
| John Thomas | Son | — | 1 | ~1939 |
| Joseph Thomas | Son | — | 15 | ~1925 |
| Spence Thomas | Son | — | 1 | ~1939 |
| Withridge Thomas | Son | — | 1 | ~1939 |
| Albert Thomas | Son | — | 5 | ~1935 |
| Edward Thomas | Son | — | 14 | ~1926 |
| Rose Thomas | Spouse | — | 33 | ~1907 |
Census Appearances
1920
Baltimore, Maryland
Other, age 13
Baltimore, Maryland · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Joseph |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Head, age 23
Baltimore, Maryland · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 19 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Box Maker |
| Industry | Box Manf |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 30 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 34
Baltimore-City-County, Maryland · implied b. ~1906 — 11 household members
| Surname | Thomas |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | nr |
| 1935 Residence (County) | nr |
| Occupation | Laborer |
| Industry | Meat Packer |
| Class of Worker | PW |
| Hours Worked | 173 |
| Highest Grade | G 1 |
| 1935 Residence | Same place |
| 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 Joseph Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Thomas
Head · 1940 · age 34 · b. ~1906 · Maryland
★ 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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01510-00577)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jenny Genge | 11 | Daughter | — | Maryland |
| 42 | Harry Genge | 31 | Head | Laborer | Maryland |
| 43 | Ida Genge | 28 | Wife | — | Maryland |
| 44 | Ida Genge | 9 | Daughter | — | Maryland |
| 45 | Harry Genge | 8 | Son | — | Maryland |
| 46 | Joseph Genge | 7 | Son | — | Maryland |
| 47 | James Genge | 6 | Son | — | Maryland |
| 48 | John Genge | 5 | Son | — | Maryland |
| 49 | Dolores Genge | 4 | Daughter | — | Maryland |
| 50 | Lena Hare | 67 | Head | Cook | Russia |
| 51 | Henry Hare | 18 | Son | Laborer | Maryland |
| 52 | Ruben Hare | 16 | Son | — | Maryland |
| 53 | Moses Hare | 14 | Son | — | Maryland |
| 54 | John Hare | 12 | Son | — | Maryland |
| 55 | Jim Jackson | 32 | Head | Laborer | Maryland |
| 56 | Reba Jackson | 30 | Wife | — | Maryland |
| 57 | John Jackson | 7 | Son | — | Maryland |
| 58 | Henry Jackson | 4 | Son | — | Maryland |
| 59 | Joseph Thomas THIS PERSON | 34 | Head | Laborer | Maryland |
| 60 | Rose Thomas | 33 | Wife | — | Maryland |
| 61 | Joseph Thomas | 15 | Son | — | Maryland |
| 62 | Edward Thomas | 14 | Son | — | Maryland |
| 63 | Ethel Thomas | 13 | Daughter | — | Maryland |
| 64 | Rose Thomas | 7 | Daughter | — | Maryland |
| 65 | Albert Thomas | 5 | Son | — | Maryland |
| 66 | Clare Thomas | 4 | Daughter | — | Maryland |
| 67 | John Thomas | 1 | Son | — | Maryland |
| 68 | Spence Thomas | 1 | Son | — | Maryland |
| 69 | Withridge Thomas | 1 | Son | — | Maryland |
| 70 | Rosalind Smithley | 39 | Head | — | Virginia |
| 71 | Mary Smithley | 20 | Daughter | Seamstress | Maryland |
| 72 | Grace Smithley | 18 | Daughter | New Worker | Maryland |
| 73 | Charles Smithley | 16 | Son | — | Virginia |
| 74 | Joseph Smithley | 7 | Son | — | Maryland |
| 75 | Will Woodley | 53 | Head | Laborer | North Carolina |
| 76 | Annie Roney | 38 | Partner | — | Georgia |
| 77 | Paul Roney | 7 | Son | — | Maryland |
| 78 | Will Roney | 6 | Son | — | Maryland |
| 79 | June Roney | 5 | Daughter | — | Maryland |
| 80 | Jane Roney | 4 | Daughter | — | Maryland |
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)