JP
John Pierson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Queen-Anne'S-County, Maryland
Our Model Tree links this John Pierson across the 1930 and 1940 US Censuses in Queen-Anne'S-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1904), then head of a 6-person household.
Age 36
b. ~1904
Male
Head
Born: Delaware
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Queen-Anne'S-County, Maryland |
| Surname | Pierson |
| Given Name | John W. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | Election District #7 |
| 1935 Residence (County) | Queen Anne |
| Additional Details | |
| Occupation | Laborer |
| Industry | on farm |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 366 |
| Highest Grade | No 0 |
| 1935 Residence | Same Place |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Occupation | Laborer |
| Township / Ward | Election District 7 |
| Est. Birth Year | ~1904 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mabel Pierson | Daughter | — | 2 | ~1938 |
| Sadie Pierson | Daughter | — | 6 | ~1934 |
| Margaret Pierson | Other | — | 18 | ~1922 |
| John Pierson | Head | — | 36 | ~1904 |
| Elizabeth Pierson | Daughter | — | 8 | ~1932 |
| Mary Pierson | Spouse | — | 32 | ~1908 |
Census Appearances
1930
Queen Annes, …
Head, age 26
Queen Annes, Maryland · implied b. ~1904 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pierson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Delaware |
| Age at First Marriage | 21 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 3.00 |
| Veteran | No |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1940
Queen-Anne'S-County, Maryland
Head, age 36
Queen-Anne'S-County, Maryland · implied b. ~1904 — 6 household members
| Surname | Pierson |
| Given Name | John W. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | Election District #7 |
| 1935 Residence (County) | Queen Anne |
| Occupation | Laborer |
| Industry | on farm |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 366 |
| Highest Grade | No 0 |
| 1935 Residence | Same Place |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
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 Pierson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Pierson
Head · 1940 · age 36 · b. ~1904 · 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 — Queen-Anne'S-County, Maryland
Open full size
1940 US Federal Census — Queen-Anne'S-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01559-00411)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mamie Williams | 16 | daughter | — | Pennsylvania |
| 42 | Agnes Williams | 15 | daughter | Laborer | Pennsylvania |
| 43 | William E. Nickerson | 57 | head | Farmer | Maryland |
| 44 | Anna R. A. Nickerson | 55 | Wife | — | Maryland |
| 45 | Thomas Jeffers | 11 | nephew-son | — | Pennsylvania |
| 46 | William A. Rochester | 68 | head | Farmer | Maryland |
| 47 | Mary E. Rochester | 60 | wife | — | Maryland |
| 48 | Francis E. Rochester | 23 | daughter | — | Maryland |
| 49 | Helene W. Rochester | 17 | daughter | — | Maryland |
| 50 | Robert R. Rochester | 14 | son | — | Maryland |
| 51 | Asbury C. Rochester | 13 | grand-son | — | Maryland |
| 52 | Richard E. Rochester | 10 | grand-son | — | Maryland |
| 53 | Howard M. Rochester | 1 | grand-son | — | Maryland |
| 54 | Harry J. Galloway | 36 | head | Farmer | Maryland |
| 55 | Thelma E. G. Galloway | 28 | wife | — | Pennsylvania |
| 56 | Harry Robert Galloway | 4 | son | — | Maryland |
| 57 | George A. Powell | 14 | nephew | — | Delaware |
| 58 | Carroll F. G. Leverage | 60 | head | Farmer | Maryland |
| 59 | Grace M. G. Leverage | 57 | wife | — | Maryland |
| 60 | Edward G. Leverage | 29 | son | Laborer | Maryland |
| 61 | Charles G. Leverage | 26 | son | Book Keeper | Maryland |
| 62 | Merritt R. Leverage | 17 | son | — | Maryland |
| 63 | Gladys R. Leverage | 26 | daughter | — | Maryland |
| 64 | Roy L. Leverage | 2 | cousin | — | Maryland |
| 65 | Harry L. Leverage | 42 | head | Farmer | Indiana |
| 66 | Emma G. Leverage | 40 | wife | — | Maryland |
| 67 | John W. Pierson THIS PERSON | 36 | head | Laborer | Delaware |
| 68 | Mary E. Pierson | 32 | wife | — | Maryland |
| 69 | Elizabeth Pierson | 8 | daughter | — | Maryland |
| 70 | Sadie K. Pierson | 6 | daughter | — | Maryland |
| 71 | Mabel G. Pierson | 2 | daughter | — | Maryland |
| 72 | Margaret P. Pierson | 18 | sister | — | Maryland |
| 73 | Henry D. Bibby | 36 | head | Laborer | Virginia |
| 74 | Bertha C. A. Bibby | 29 | wife | — | Maryland |
| 75 | Mildred C. Bibby | 8 | daughter | — | Maryland |
| 76 | Virginia E. Bibby | 7 | daughter | — | Maryland |
| 77 | Shirley M. Bibby | 4 | daughter | — | Maryland |
| 78 | Henrietta E. Bibby | 2 | daughter | — | Maryland |
| 79 | Clifton C. G. Holden | 32 | head | Farmer | Maryland |
| 80 | Louise E. Holden | 35 | wife | — | 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)