MT
Martha Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Martha Thompson across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 16-person household.
Age 17
b. ~1923
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Thompson |
| Given Name | Martha G. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Helper |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 150 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Helper |
| Township / Ward | Baltimore City |
| 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.
16 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Anna Thompson | Daughter | — | 20 | ~1920 |
| Catherine Thompson | Daughter | — | 11 | ~1929 |
| Martha Thompson | Daughter | — | 17 | ~1923 |
| Rose Thompson | Daughter | — | 9 | ~1931 |
| Genevieve Thompson | Daughter | — | 13 | ~1927 |
| Mary Thompson | Daughter | — | 15 | ~1925 |
| Henry West | Head | — | 48 | ~1892 |
| Edward West | Son | — | 17 | ~1923 |
| Robert Thompson | Son | — | 5 | ~1935 |
| William Thompson | Son | — | 24 | ~1916 |
| Ronald Thompson | Son | — | 1 | ~1939 |
| Jerome Thompson | Son | — | 5 | ~1935 |
| John Thompson | Son | — | 25 | ~1915 |
| Michael Thompson | Son | — | 7 | ~1933 |
| Charlotte West | Spouse | — | 52 | ~1888 |
| Elizabeth Thompson | Spouse | — | 45 | ~1895 |
Census Appearances
1930
Baltimore, Maryland
Daughter, age 7
Baltimore, Maryland · implied b. ~1923 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Martha G |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| 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
Baltimore-City-County, Maryland
Daughter, age 17
Baltimore-City-County, Maryland · implied b. ~1923 — 16 household members
| Surname | Thompson |
| Given Name | Martha G. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Helper |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 150 |
| Highest Grade | H 2 |
| 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 Martha Thompson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Thompson
Daughter · 1940 · age 17 · b. ~1923 · Maryland
★ You are viewing this record
Sibling
Anna Thompson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Genevieve Thompson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jerome Thompson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Thompson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward West
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Thompson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Thompson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Thompson
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Thompson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ronald Thompson
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Thompson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Thompson
Sibling · 1940 · age 24
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 — 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-t0627-01516-00492)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry J. West | 48 | Head | Laborer | Maryland |
| 2 | Charlotte West | 52 | Wife | — | Maryland |
| 3 | Edward West | 17 | Son | — | Maryland |
| 4 | Elizabeth Thompson | 45 | Wife | — | Maryland |
| 5 | John J. Thompson | 25 | Son | Helper | Maryland |
| 6 | William J. Thompson | 24 | Son | Laborer | Maryland |
| 7 | Anna E. Thompson | 20 | Daughter | Waitress | Maryland |
| 8 | Martha G. Thompson THIS PERSON | 17 | Daughter | Helper | Maryland |
| 9 | Mary C. Thompson | 15 | Daughter | — | Maryland |
| 10 | Genevieve J. Thompson | 13 | Daughter | — | Maryland |
| 11 | Catherine C. Thompson | 11 | Daughter | — | Maryland |
| 12 | Rose E. Thompson | 9 | Daughter | — | Maryland |
| 13 | Michael Thompson | 7 | Son | — | Maryland |
| 14 | Jerome Thompson | 5 | Son | — | Maryland |
| 15 | Robert E. Thompson | 5 | Son | — | Maryland |
| 16 | Ronald E. Thompson | 1 | Son | — | Maryland |
| 17 | Emma E. Dotty | 59 | Head | — | Maryland |
| 18 | Joseph Dotty | 20 | Son | Helper | Maryland |
| 19 | Mary Dotty | 17 | Daughter | Waitress | Maryland |
| 20 | Peter A. Malatesta | 52 | Head | Proprietor | Maryland |
| 21 | Anna E. Malatesta | 56 | Wife | — | Maryland |
| 22 | Alice D. Donney | 58 | Sister | — | Maryland |
| 23 | William Donney | 50 | Head | Pipefitter | Maryland |
| 24 | Charles E. Dressler | 64 | Head | — | Maryland |
| 25 | Margaret M. Dressler | 51 | Wife | — | Maryland |
| 26 | Margaret Dressler | 32 | Daughter | Operator | Maryland |
| 27 | Thomas E. Dressler | 23 | Son | Helper | Maryland |
| 28 | Charles J. Dressler | 18 | Son | — | Maryland |
| 29 | Evelyn Mckinney | 25 | Wife | Cutter | Maryland |
| 30 | A. Robert | 34 | Head | Laborer | Maryland |
| 31 | Lilly E. Robert | 6 | Daughter | — | Maryland |
| 32 | — | None | — | — | — |
| 33 | Henry C. Kohler | 64 | Head | — | Maryland |
| 34 | William C. Kohler | 44 | Brother | Helper | Maryland |
| 35 | Blanche Mckenney | 61 | Head | — | Maryland |
| 36 | Catherine Lynch | 34 | Head | — | Maryland |
| 37 | Charles W. Canney | 34 | Head | Attendant | Maryland |
| 38 | Rose M. Canney | 26 | Wife | — | Maryland |
| 39 | Ben V. Gosnell | 51 | Head | Painter | Maryland |
| 40 | Catherine Gosnell | 45 | Wife | — | 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)