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James Carroll — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Charles-County, Maryland
Our Model Tree links this James Carroll across the 1920, 1930 and 1940 US Censuses in Charles-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 8-person household.
Age 63
b. ~1877
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Charles-County, Maryland |
| Surname | Carroll |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Election Dist. 9 |
| 1935 Residence (County) | Charles |
| Additional Details | |
| Occupation | Farmer |
| Industry | At home |
| Class of Worker | OA |
| Hours Worked | 45 |
| Income (1939) | 0 |
| Highest Grade | 0 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Farmer |
| Township / Ward | Election Dist 9 |
| Est. Birth Year | ~1877 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Madeline Carroll | Daughter | — | 20 | ~1920 |
| Sarah Carroll | Daughter | — | 11 | ~1929 |
| James Carroll | Head | — | 63 | ~1877 |
| Altine Carroll | Other | — | 7 | ~1933 |
| Randolph Carroll | Other | — | 2 | ~1938 |
| John Carroll | Son | — | 19 | ~1921 |
| Joseph Carroll | Son | — | 17 | ~1923 |
| Janie Carroll | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Charles, Maryland
Head, age 45
Charles, Maryland · implied b. ~1875 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Year of Naturalization | R |
| Birthplace (normalized) | maryland |
1930
Charles, Maryland
Head, age 57
Charles, Maryland · implied b. ~1873 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 33 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | No |
| Home Owned/Rented | R |
| Home Value / Rent | $1.00 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Charles-County, Maryland
Head, age 63
Charles-County, Maryland · implied b. ~1877 — 8 household members
| Surname | Carroll |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Election Dist. 9 |
| 1935 Residence (County) | Charles |
| Occupation | Farmer |
| Industry | At home |
| Class of Worker | OA |
| Hours Worked | 45 |
| Income (1939) | 0 |
| Highest Grade | 0 |
| 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 James Carroll across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Carroll
Head · 1940 · age 63 · b. ~1877 · Maryland
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Charles-County, Maryland
Open full size
1940 US Federal Census — Charles-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01546-00083)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary R Harrison | 50 | Head | Proprietor | Maryland |
| 2 | Dabney C Harrison | 17 | Son | — | Washington D.C. |
| 3 | Courtenay Harrison | 14 | Son | — | Washington D.C. |
| 4 | Dorothy Groom | 25 | Maid | Maid | Maryland |
| 5 | William H. Gale | 75 | Head | — | Maryland |
| 6 | James Gale | 39 | Son | Farmer | Maryland |
| 7 | Emma Gale | 32 | Daughter | Teacher | Maryland |
| 8 | Mildred Gale | 25 | Daughter | — | Maryland |
| 9 | Elmer Carroll | 45 | Head | Farm Hand | Maryland |
| 10 | Julia Carroll | 43 | Wife | — | Maryland |
| 11 | Catherine Carroll | 19 | Daughter | — | Maryland |
| 12 | Jenny Carroll | 18 | Daughter | — | Maryland |
| 13 | Walter Carroll | 15 | Son | Farm Worker | Maryland |
| 14 | Elmer Jr Carroll | 14 | Son | — | Maryland |
| 15 | William Carroll | 11 | Son | — | Maryland |
| 16 | Roy Carroll | 10 | Son | — | Maryland |
| 17 | Virginia Carroll | 8 | Daughter | — | Maryland |
| 18 | Warren Blanche Carroll | 9 | Daughter | — | Maryland |
| 19 | Seyellon Berry | 69 | Head | — | Washington D.C. |
| 20 | Charles Pye | 64 | Head | — | Maryland |
| 21 | Thomas O Pye | 59 | Brother | — | Maryland |
| 22 | William C. Jameson | 32 | Head | Farmer | Maryland |
| 23 | Gladys Jameson | 39 | Wife | — | Maryland |
| 24 | Ethel L. Lederer | 52 | Head | — | Maryland |
| 25 | Walter Hardesty | 47 | Farm Manager | Manager | Maryland |
| 26 | James Carroll THIS PERSON | 63 | Head | Farmer | Maryland |
| 27 | Janie Carroll | 58 | Wife | — | Maryland |
| 28 | Madeline Carroll | 20 | Daughter | — | Maryland |
| 29 | John A. Carroll | 19 | Son | Farm Hand | Maryland |
| 30 | Joseph E Carroll | 17 | Son | Farm Hand | Maryland |
| 31 | Sarah Carroll | 11 | Daughter | — | Maryland |
| 32 | Altine Carroll | 7 | Grand Daughter | — | Maryland |
| 33 | Randolph Carroll | 2 | Grand Son | — | Maryland |
| 34 | Daniel Lawson | 36 | Head | Wood Cutter | Maryland |
| 35 | Mamie Lawson | 26 | Wife | — | Maryland |
| 36 | Lucile Lawson | 12 | Daughter | — | Maryland |
| 37 | June Lawson | 9 | Son | — | Maryland |
| 38 | Mary Lawson | 6 | Daughter | — | Maryland |
| 39 | Celestine Lawson | 4 | Daughter | — | Maryland |
| 40 | Florine Lawson | 1 | 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)