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Thomas Brooks — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harford-County, Maryland
Our Model Tree links this Thomas Brooks across the 1930 and 1940 US Censuses in Harford-County, Maryland (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 9-person household.
Age 24
b. ~1916
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Harford-County, Maryland |
| Surname | Brooks |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Bel Air |
| 1935 Residence (County) | Harford |
| Additional Details | |
| Occupation | Laundry |
| Industry | cars |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 902 |
| Highest Grade | No G 7 |
| 1935 Residence | Same House |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Laundry |
| Township / Ward | Bel Air |
| Est. Birth Year | ~1916 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Joseph Brooks | Son | — | 20 | ~1920 |
| Charles Brooks | Head | — | 58 | ~1882 |
| Ella Brooks | Spouse | — | 55 | ~1885 |
| Clarence Brooks | Son | — | 14 | ~1926 |
| Mary Robinson | Daughter | — | 7 | ~1933 |
| John Brooks | Son | — | 23 | ~1917 |
| Thomas Brooks | Son | — | 24 | ~1916 |
| Edmond Robinson | Son | — | 7 | ~1933 |
| Oasis Brooks | Daughter | — | 20 | ~1920 |
Census Appearances
1930
Harford, Maryland
Son, age 13
Harford, Maryland · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Thomas S. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| 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
Harford-County, Maryland
Son, age 24
Harford-County, Maryland · implied b. ~1916 — 9 household members
| Surname | Brooks |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Bel Air |
| 1935 Residence (County) | Harford |
| Occupation | Laundry |
| Industry | cars |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 902 |
| Highest Grade | No G 7 |
| 1935 Residence | Same House |
| 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 Thomas Brooks across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Brooks
Son · 1940 · age 24 · b. ~1916 · Maryland
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Sibling
Clarence Brooks
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Oasis Brooks
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Brooks
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edmond Robinson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Robinson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Brooks
Sibling · 1940 · age 23
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 — Harford-County, Maryland
Open full size
1940 US Federal Census — Harford-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01551-00381)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank Walker | 75 | Head | — | Virginia |
| 42 | Manuel Crowe | 26 | Son in law | Farmer | Maryland |
| 43 | Alice Crowe | 24 | Daughter | Stenographer | Pennsylvania |
| 44 | Charles Brooks | 58 | Head | Gardner | Maryland |
| 45 | Ella Brooks | 55 | Wife | — | Maryland |
| 46 | Thomas Brooks THIS PERSON | 24 | Son | Laundry | Maryland |
| 47 | John Wesley Brooks | 23 | Son | Janitor | Maryland |
| 48 | Oasis Brooks | 20 | Daughter | Maid | Maryland |
| 49 | Joseph Brooks | 20 | Son | Helper | Maryland |
| 50 | Clarence Brooks | 14 | Son | — | Maryland |
| 51 | Mary Robinson | 7 | Daughter | — | Maryland |
| 52 | Edmond Robinson | 7 | Son | — | Maryland |
| 53 | Charles Henry Allen | 67 | Head | — | Maryland |
| 54 | Elizabeth Allen | 66 | Wife | Laundress | Maryland |
| 55 | Stephen Cromwell | 26 | Head | Laborer | Virginia |
| 56 | Betty Cromwell | 20 | Wife | — | Maryland |
| 57 | William Cromwell | 3 | Son | — | Maryland |
| 58 | Duke Cromwell | 2 | Son | — | Maryland |
| 59 | Marjory Jones | 30 | Head | New Worker | Maryland |
| 60 | Marian R Green | 20 | Head | — | Maryland |
| 61 | John Green | 4 | Son | — | Maryland |
| 62 | Margaret Green | 4 | Daughter | — | Maryland |
| 63 | Stephen Moore | 50 | Head | Agent | Maryland |
| 64 | Hannah Moore | 44 | Wife | Manager | Maryland |
| 65 | Bernice Moore | 21 | Daughter | — | Maryland |
| 66 | Marcus Moore | 18 | Son | — | Maryland |
| 67 | Catherine Moore | 29 | Daughter | — | Maryland |
| 68 | Clarence Green | 21 | Head | Manager | Pennsylvania |
| 69 | Viola Green | 21 | Wife | Maid | Pennsylvania |
| 70 | Charlotte Green | 4 | Daughter | — | Pennsylvania |
| 71 | Edward Cox | 31 | Head | Mechanic | Maryland |
| 72 | Maude Cox | 37 | Wife | Maid | Pennsylvania |
| 73 | Mary Jackson | 60 | Head | Maid | Maryland |
| 74 | Phillip Hill | 67 | Head | Laborer | Maryland |
| 75 | Blanche Hill | 59 | Wife | — | Maryland |
| 76 | Lillian Osburn | 41 | Daughter | Maid | Maryland |
| 77 | Samuel Osburn | 38 | Son | Laborer | Maryland |
| 78 | Chester Whittington | 23 | Head | Helper | Maryland |
| 79 | Bernard Whittington | 20 | Brother | Laborer | Maryland |
| 80 | Webster Whittington | 28 | Head | Laborer | 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)