MJ
Marie Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sussex-County, Delaware
Our Model Tree links this Marie Johnson across the 1930 and 1940 US Censuses in Sussex-County, Delaware (XGBoost, ~Confirmed) — first a daughter (b.~1918), then head of a 8-person household.
Age 22
b. ~1918
Female
Daughter
Born: Delaware
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sussex-County, Delaware |
| Surname | Johnson |
| Given Name | Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | Tenth Dist |
| 1935 Residence (County) | Sussex |
| Additional Details | |
| Industry | H |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Township / Ward | Tenth Dist |
| Est. Birth Year | ~1918 |
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 Marie | Age | Birth yr |
|---|---|---|---|---|
| Hilda Johnson | Daughter | — | 15 | ~1925 |
| Margaret Johnson | Daughter | — | 18 | ~1922 |
| Marie Johnson | Daughter | — | 22 | ~1918 |
| Calvin Johnson | Son | — | 1 | ~1939 |
| Winston Johnson | Son | — | 5 | ~1935 |
| Joseph Johnson | Son | — | 11 | ~1929 |
| Walter Johnson | Son | — | 8 | ~1932 |
| Stella Johnson | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Sussex, Delaware
Daughter, age 12
Sussex, Delaware · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Marie A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1940
Sussex-County, Delaware
Daughter, age 22
Sussex-County, Delaware · implied b. ~1918 — 8 household members
| Surname | Johnson |
| Given Name | Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | Tenth Dist |
| 1935 Residence (County) | Sussex |
| Industry | H |
| Highest Grade | H 4 |
| 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 Marie Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marie Johnson
Daughter · 1940 · age 22 · b. ~1918 · Delaware
★ You are viewing this record
Sibling
Joseph Johnson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Johnson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Winston Johnson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Calvin Johnson
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hilda Johnson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Johnson
Sibling · 1940 · age 8
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 — Sussex-County, Delaware
Open full size
1940 US Federal Census — Sussex-County, Delaware
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00548-00701)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Stella E. Johnson | 40 | Wife | Farmer | Delaware |
| 2 | Marie Johnson THIS PERSON | 22 | Daughter | — | Delaware |
| 3 | Margaret Johnson | 18 | Daughter | — | Delaware |
| 4 | Hilda Johnson | 15 | Daughter | — | Delaware |
| 5 | Joseph Johnson | 11 | Son | — | Delaware |
| 6 | Walter Johnson | 8 | Son | — | Delaware |
| 7 | Winston Johnson | 5 | Son | — | Delaware |
| 8 | Calvin Johnson | 1 | Son | — | Delaware |
| 9 | Augustus Allen | 37 | Head | Farmer | Delaware |
| 10 | Helena Allen | 33 | Wife | — | Delaware |
| 11 | Hazel Allen | 15 | Daughter | — | Delaware |
| 12 | Thomas Wilson | 62 | Head | Carpenter | Delaware |
| 13 | Anne C. Wilson | 66 | Wife | — | Delaware |
| 14 | Lucena Joseph | 70 | Head | — | Delaware |
| 15 | Moulton Joseph | 35 | Son | Farmer | Delaware |
| 16 | Blanche Joseph | 27 | Daughter in law | — | Delaware |
| 17 | Nancy Joseph | 3 | Granddaughter | — | Delaware |
| 18 | Rufus Joseph | 1 | Grandson | — | Delaware |
| 19 | Geo T. Walls | 48 | Head | Farmer | Delaware |
| 20 | Ida Walls | 52 | Sister | — | Delaware |
| 21 | Nora Walls | 37 | Sister | — | Delaware |
| 22 | John Freeman | 34 | Head | Builder | New Jersey |
| 23 | Catherine Freeman | 33 | Wife | — | Delaware |
| 24 | Annie May Freeman | 18 | Daughter | — | Delaware |
| 25 | Betty Jane Freeman | 15 | Daughter | — | Pennsylvania |
| 26 | Jackie Freeman | 12 | Son | — | Pennsylvania |
| 27 | Theodore Freeman | 10 | Son | — | Pennsylvania |
| 28 | Robt. Fisher | 52 | Head | Fisherman | Delaware |
| 29 | Lulu Fisher | 45 | Wife | — | Virginia |
| 30 | Wm. H. Fisher | 81 | Head | — | Delaware |
| 31 | Mary E. Fisher | 60 | Wife | — | Delaware |
| 32 | David F. Taylor | 47 | Head | Playground | Virginia |
| 33 | Sadie Taylor | 36 | Wife | — | Pennsylvania |
| 34 | Robt. Taylor | 13 | Son | — | Delaware |
| 35 | Lulu Taylor | 11 | Daughter | — | Delaware |
| 36 | Blanche Taylor | 9 | Daughter | — | Delaware |
| 37 | James Taylor | 7 | Son | — | Delaware |
| 38 | Pauline Taylor | 5 | Daughter | — | Delaware |
| 39 | Virginia Taylor | 3 | Daughter | — | Delaware |
| 40 | Minnie Taylor | 1 | Daughter | — | Delaware |
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)