JP
John Powell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wicomico-County, Maryland
Our Model Tree links this John Powell across the 1930 and 1940 US Censuses in Wicomico-County, Maryland (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 10-person household.
Age 23
b. ~1917
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wicomico-County, Maryland |
| Surname | Powell |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Election District 6 |
| 1935 Residence (County) | Wicomico |
| Additional Details | |
| Occupation | Operator |
| Industry | Du Pont |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | H 2 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Operator |
| Township / Ward | Election District 6 |
| Est. Birth Year | ~1917 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Polly Powell | Daughter | — | 17 | ~1923 |
| Samuel Powell | Daughter | — | 26 | ~1914 |
| Della Powell | Daughter | — | 20 | ~1920 |
| John Powell | Head | — | 52 | ~1888 |
| John Powell | Son | — | 23 | ~1917 |
| Alton Powell | Son | — | 21 | ~1919 |
| Brownie Powell | Son | — | 13 | ~1927 |
| Nelson Powell | Son | — | 25 | ~1915 |
| William Powell | Son | — | 19 | ~1921 |
| Mary Powell | Spouse | — | 54 | ~1886 |
Census Appearances
1930
Wicomico, Maryland
Son, age 13
Wicomico, Maryland · implied b. ~1917 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Powell |
| Given Name | John R |
| 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
Wicomico-County, Maryland
Son, age 23
Wicomico-County, Maryland · implied b. ~1917 — 10 household members
| Surname | Powell |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Election District 6 |
| 1935 Residence (County) | Wicomico |
| Occupation | Operator |
| Industry | Du Pont |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | H 2 |
| 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 John Powell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Powell
Son · 1940 · age 23 · b. ~1917 · Maryland
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Sibling
Brownie Powell
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nelson Powell
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Polly Powell
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Powell
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Della Powell
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Powell
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alton Powell
Sibling · 1940 · age 21
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 — Wicomico-County, Maryland
Open full size
1940 US Federal Census — Wicomico-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01563-00608)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Albert King | 15 | son | Laborer | Maryland |
| 42 | James King | 12 | son | — | Maryland |
| 43 | Doris King | 9 | daughter | — | Maryland |
| 44 | Grover G. Brittingham | 53 | head | Manager | Maryland |
| 45 | Dollie R. Brittingham | 47 | wife | — | Maryland |
| 46 | Gorman Brittingham | 16 | son | — | Maryland |
| 47 | John R. Powell | 52 | head | Manager | Maryland |
| 48 | Mary B. Powell | 54 | wife | — | Maryland |
| 49 | Samuel Powell | 26 | daughter | Sten | Maryland |
| 50 | Nelson Powell | 25 | son | Laborer | Maryland |
| 51 | John Powell THIS PERSON | 23 | son | Operator | Maryland |
| 52 | Alton Powell | 21 | son | Beetle Inspector | Maryland |
| 53 | Della Powell | 20 | daughter | — | Maryland |
| 54 | William Powell | 19 | son | — | Maryland |
| 55 | Polly Powell | 17 | daughter | — | Maryland |
| 56 | Brownie Powell | 13 | son | — | Maryland |
| 57 | Mary Dennis | 56 | head | — | Maryland |
| 58 | Ulocka Dennis | 17 | daughter | New Worker | Maryland |
| 59 | Betty Dennis | 13 | daughter | — | Maryland |
| 60 | Loyd Brittingham | 37 | head | Manager | Maryland |
| 61 | Celia Brittingham | 33 | wife | — | Maryland |
| 62 | Mary Brittingham | 14 | daughter | — | Maryland |
| 63 | Emma Jean Brittingham | 12 | daughter | — | Maryland |
| 64 | Bennie Brittingham | 1 | son | — | Maryland |
| 65 | George Lidston | 37 | head | Laborer | Maryland |
| 66 | Melissa Lidston | 37 | wife | — | Maryland |
| 67 | Laurance Lidston | 12 | son | — | Maryland |
| 68 | Pasco Lidston | 10 | son | — | Maryland |
| 69 | Richard Lidston | 7 | son | — | Maryland |
| 70 | Arlie Willins | 29 | head | — | Maryland |
| 71 | Lula Willins | 47 | wife | — | Maryland |
| 72 | Robert Willins | 7 | son | — | Maryland |
| 73 | Gorman Cooper | 17 | step son | New Worker | Maryland |
| 74 | Audrey Cooper | 13 | step daughter | — | Maryland |
| 75 | George W. Bradfort | 72 | head | Manager | Maryland |
| 76 | Alice Bradfort | 62 | wife | Laborer | Maryland |
| 77 | Corall Bradfort | 33 | son | Laborer | Maryland |
| 78 | Raymond Bradfort | 26 | son | Laborer | Maryland |
| 79 | Loyd Bradfort | 18 | son | Laborer | Maryland |
| 80 | Earnest Davis | 35 | head | Manager | 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)