DT
Daniel Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Prince-George'S-County, Maryland
Our Model Tree links this Daniel Thomas across the 1920, 1930 and 1940 US Censuses in Prince-George'S-County, Maryland (XGBoost, ~Confirmed), with identified parents Daniel & Samuel — first a head (b.~1913), then head of a 9-person household.
Age 27
b. ~1913
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Prince-George'S-County, Maryland |
| Surname | Thomas |
| Given Name | Daniel W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Queen Anne Dist. |
| 1935 Residence (County) | Prince George |
| Additional Details | |
| Occupation | farm laborer |
| Industry | farm |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 600 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Farm Laborer |
| Township / Ward | Queen Anne Dist |
| Est. Birth Year | ~1913 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Daniel | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Thomas | Daughter | — | 3 | ~1937 |
| Ida Snowden | Other | — | 63 | ~1877 |
| Dorothy Thomas | Spouse | — | 27 | ~1913 |
| Daniel Thomas | Head | — | 27 | ~1913 |
| Melvin Thomas | Son | — | 7 | ~1933 |
| Daniel Thomas | Son | — | 6 | ~1934 |
| Lillian Thomas | Daughter | — | 4 | ~1936 |
| Joseph Thomas | Son | — | 1 | ~1939 |
| Delores Thomas | Daughter | — | ~1940 |
Census Appearances
1920
Prince George, …
Son, age 7
Prince George, Maryland · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Daniel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Prince George, …
Son, age 17
Prince George, Maryland · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Daniel F. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Prince-George'S-County, Maryland
Head, age 27
Prince-George'S-County, Maryland · implied b. ~1913 — 9 household members
| Surname | Thomas |
| Given Name | Daniel W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Queen Anne Dist. |
| 1935 Residence (County) | Prince George |
| Occupation | farm laborer |
| Industry | farm |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 600 |
| Highest Grade | No 3 |
| 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 Daniel Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Daniel Thomas (~0.92 confidence) and father Samuel Thomas (~0.92 confidence) and mother Catherine Thomas (~0.92 confidence) and mother Catherine Thomas (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Daniel Thomas
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Samuel Thomas
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Catherine Thomas
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Catherine Thomas
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Daniel Thomas
Head · 1940 · age 27 · b. ~1913 · 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 — Prince-George'S-County, Maryland
Open full size
1940 US Federal Census — Prince-George'S-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01556-00744)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clarence L. Thomas | 7 | grandson | — | Maryland |
| 2 | Katie D. Thomas | 6 | granddaughter | — | Maryland |
| 3 | Margaret E. Thomas | 5 | granddaughter | — | Maryland |
| 4 | Rose M. Thomas | 4 | granddaughter | — | Maryland |
| 5 | Teresa B. Thomas | 1 | granddaughter | — | Maryland |
| 6 | Francis H. Thomas | 36 | Head | Farm Laborer | Maryland |
| 7 | Maria E. Thomas | 35 | Wife | None | Maryland |
| 8 | Elizabeth D. Thomas | 14 | daughter | None | Maryland |
| 9 | Francis B. Thomas | 12 | son | — | Maryland |
| 10 | Caroline E. Thomas | 10 | daughter | — | Maryland |
| 11 | Agnes B. Thomas | 7 | daughter | — | Maryland |
| 12 | Helen E. Thomas | 3 | daughter | — | Maryland |
| 13 | Charles S. Thomas | 34 | Head | Farm Laborer | Maryland |
| 14 | Sarah E. Thomas | 29 | Wife | None | Maryland |
| 15 | Mary Janette Thomas | 12 | daughter | — | Maryland |
| 16 | Florence A. Thomas | 10 | daughter | — | Maryland |
| 17 | Charles L. Thomas | 9 | son | — | Dist Columbia |
| 18 | Thelma E. Thomas | 6 | daughter | — | Dist Columbia |
| 19 | Henry Thomas | 29 | Head | Farm Laborer | Maryland |
| 20 | Rosie Thomas | 30 | Wife | None | Maryland |
| 21 | Mary L. Thomas | 8 | daughter | — | Dist Columbia |
| 22 | Henry J. Thomas | 7 | son | — | Maryland |
| 23 | Daniel W. Thomas THIS PERSON | 27 | Head | Farm Laborer | Maryland |
| 24 | Dorothy F. Thomas | 27 | Wife | None | Maryland |
| 25 | Melvin L. Thomas | 7 | son | — | Maryland |
| 26 | Daniel W. Thomas | 6 | son | — | Maryland |
| 27 | Lillian J. Thomas | 4 | daughter | — | Dist Columbia |
| 28 | Dorothy E. Thomas | 3 | daughter | — | Maryland |
| 29 | Joseph N. Thomas | 1 | son | — | Maryland |
| 30 | Delores A. Thomas | 0 | daughter | — | Dist Columbia |
| 31 | Ida M. Snowden | 63 | Mother-in-law | None | Maryland |
| 32 | Daniel Sr. Thomas | 52 | Head | Farm Laborer | Maryland |
| 33 | Erva Thomas | 23 | daughter | None | Maryland |
| 34 | Noretha Thomas | 17 | daughter | None | Maryland |
| 35 | Abraham Thomas | 11 | son | — | Maryland |
| 36 | Laurence Gene Henry | 10 | granddaughter | — | Maryland |
| 37 | Louis R. Jr. Wood | 36 | Head | Farm Laborer | Maryland |
| 38 | Elizabeth A. Wood | 53 | Wife | None | Maryland |
| 39 | Clement A. Jr. Tydings | 28 | Head | Farm Laborer | Maryland |
| 40 | Mary L. Tydings | 26 | Wife | None | Maryland |
Pedigree Summary
Daniel
Gen 1 · 4 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)