HT
Helen Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Helen Thomas across the 1910, 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 5-person household.
Age 55
b. ~1885
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Thomas |
| Given Name | Helen E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore |
| Additional Details | |
| Occupation | Maid |
| Industry | Private Family |
| Class of Worker | PW |
| Hours Worked | 34 |
| Income (1939) | 520 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Maid |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1885 |
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 Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Thomas | Daughter | — | 21 | ~1919 |
| James Thomas | Head | — | 55 | ~1885 |
| James Thomas | Son | — | 21 | ~1919 |
| Amos Thomas | Son | — | 3 | ~1937 |
| Helen Thomas | Spouse | — | 55 | ~1885 |
Census Appearances
1910
Baltimore, Maryland
Spouse, age 35
Baltimore, Maryland · implied b. ~1875 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Henrietta |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Mulatto |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Maryland |
| Years Married | 8 |
| Children Born | 0 |
| Children Living | 0 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laundress |
| Industry | Home |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
None, Maryland
Spouse, age 40
None, Maryland · implied b. ~1880 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Henrietta |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 40 |
| Marital Status | Married |
| 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
None, Maryland
Spouse, age 49
None, Maryland · implied b. ~1881 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 29 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Cook |
| Industry | Private Home |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Spouse, age 55
Baltimore-City-County, Maryland · implied b. ~1885 — 5 household members
| Surname | Thomas |
| Given Name | Helen E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore |
| Occupation | Maid |
| Industry | Private Family |
| Class of Worker | PW |
| Hours Worked | 34 |
| Income (1939) | 520 |
| Highest Grade | H 4 |
| 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 Helen Thomas across 4 US Census years (1910, 1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Helen Thomas
Spouse · 1940 · age 55 · b. ~1885 · 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-t0627-01540-00006)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Stewart | 25 | Boarder | Carpenter | Maryland |
| 2 | Anita Stewart | 25 | Boarder | — | Maryland |
| 3 | John Jr. Stewart | 2 | Son | — | Maryland |
| 4 | James D. Thomas | 55 | Head | Janitor | Maryland |
| 5 | Helen E. Thomas THIS PERSON | 55 | Wife | Maid | Maryland |
| 6 | Helen E. Thomas | 21 | Daughter | — | Maryland |
| 7 | James D. Thomas | 21 | Son | — | Maryland |
| 8 | Amos A. Thomas | 3 | Son | — | Maryland |
| 9 | Maurice Drakton | 42 | Head | Laborer | Maryland |
| 10 | Anna Drakton | 42 | Wife | Laundress | Maryland |
| 11 | John Dalton | 61 | Head | Gardner | Maryland |
| 12 | Margaret Dalton | 60 | Wife | — | Pennsylvania |
| 13 | Thomas Dalton | 20 | Son | Elevator Boy | Maryland |
| 14 | Howard Dalton | 23 | Boarder | Cook | Maryland |
| 15 | Blanch E. Dalton | 25 | Boarder | Maid | Maryland |
| 16 | Patricia Dalton | 17 | Boarder | — | Maryland |
| 17 | Moses L. Dalton | 21 | Boarder | Chauffeur | Maryland |
| 18 | William L. Handy | 59 | Head | — | Maryland |
| 19 | Richard Handy | 13 | Son | — | Maryland |
| 20 | Mildred Handy | 32 | Daughter | Maid | Maryland |
| 21 | William A. Hulbert | 30 | Head | Porter | Maryland |
| 22 | Ada N. Hulbert | 22 | Wife | Maid | Maryland |
| 23 | George Hulbert | 11 | Son | — | Maryland |
| 24 | Madison Matthews | 39 | Head | Laborer | Maryland |
| 25 | Sophia Matthews | 44 | Wife | Maid | Maryland |
| 26 | Rachael Matthews | 17 | Daughter | — | Maryland |
| 27 | Agnes Matthews | 13 | Daughter | — | Maryland |
| 28 | Edith Matthews | 10 | Daughter | — | Maryland |
| 29 | Emma Matthews | 8 | Daughter | — | Maryland |
| 30 | Harold Matthews | 5 | Son | — | Maryland |
| 31 | Harriet Matthews | 14 | Daughter | — | Maryland |
| 32 | Irene Matthews | 19 | Daughter | Maid | Maryland |
| 33 | Dorothy Matthews | 22 | Daughter | Maid | Maryland |
| 34 | Bernard Matthews | 18 | Son | Farmer | Maryland |
| 35 | Robert Tyler | 25 | Boarder | Janitor | Maryland |
| 36 | Dorothy Tyler | 22 | Boarder | Maid | Maryland |
| 37 | Elizabeth Tyler | 2 | Boarder | — | Maryland |
| 38 | Gertrude Tyler | 1 | Boarder | — | Maryland |
| 39 | William Epps | 26 | Boarder | Mixer | Maryland |
| 40 | Geraldine Epps | 19 | Boarder | Maid | 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)