MJ
Marie Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Clair-County, Missouri
Our Model Tree links this Marie Johnson across the 1930 and 1940 US Censuses in St.-Clair-County, Missouri (XGBoost, ~Confirmed) — first a spouse (b.~1911), then head of a 8-person household.
Age 29
b. ~1911
Female
Spouse
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Clair-County, Missouri |
| Surname | Johnson |
| Given Name | Marie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cedar |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Missouri |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Roscoe |
| Est. Birth Year | ~1911 |
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 |
|---|---|---|---|---|
| Betty Johnson | Daughter | — | ~1940 | |
| Mabel Johnson | Daughter | — | 8 | ~1932 |
| George Johnson | Head | — | 35 | ~1905 |
| C Johnson | Other | — | 44 | ~1896 |
| Lee Johnson | Son | — | 10 | ~1930 |
| Kenneth Johnson | Son | — | 9 | ~1931 |
| George Johnson | Son | — | 11 | ~1929 |
| Marie Johnson | Spouse | — | 29 | ~1911 |
Census Appearances
1930
Cedar, Missouri
Other, age 18
Cedar, Missouri · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Marie |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Married |
| Birthplace | Colorado |
| Age at First Marriage | 15 |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
St.-Clair-County, Missouri
Spouse, age 29
St.-Clair-County, Missouri · implied b. ~1911 — 8 household members
| Surname | Johnson |
| Given Name | Marie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cedar |
| Highest Grade | H 4 |
| 1935 Residence | Missouri |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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
Spouse · 1940 · age 29 · b. ~1911 · Missouri
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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 — St.-Clair-County, Missouri
Open full size
1940 US Federal Census — St.-Clair-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02145-01072)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jack Hill | 17 | Son | Student Worker | Missouri |
| 2 | Elza Coleman | 37 | Head | Truck Driver | Missouri |
| 3 | Elsie D. Coleman | 30 | Wife | — | Missouri |
| 4 | Jimmie Lee Coleman | 11 | Son | — | Missouri |
| 5 | Ruth Coleman | 9 | Daughter | — | Missouri |
| 6 | James W. Richey | 76 | Head | — | Missouri |
| 7 | Alma Richey | 50 | Wife | — | Kansas |
| 8 | Lida Mae Richey | 19 | Daughter | Gen. Housework | Missouri |
| 9 | Addie Richey | 17 | Daughter | — | Missouri |
| 10 | Charles W. Richey | 14 | Son | — | Missouri |
| 11 | Ray Richey | 12 | Son | — | Missouri |
| 12 | J. M. Potter | 81 | Head | — | Iowa |
| 13 | James Bland Potter | 43 | Son | Laborer | Missouri |
| 14 | Alice A. Porter | 72 | Head | — | Illinois |
| 15 | Mildred Porter | 37 | Daughter | Teacher | Illinois |
| 16 | George Johnson | 35 | Head | Laborer | Missouri |
| 17 | Marie Johnson THIS PERSON | 29 | Wife | — | Colorado |
| 18 | George W. Johnson | 11 | Son | — | Missouri |
| 19 | Lee Roy Johnson | 10 | Son | — | Missouri |
| 20 | Kenneth James Johnson | 9 | Son | — | Missouri |
| 21 | Mabel Irene Johnson | 8 | Daughter | — | Missouri |
| 22 | Betty Louise Johnson | 0 | Daughter | — | Missouri |
| 23 | C. W. Johnson | 44 | Cousin | Laborer | Missouri |
| 24 | James C. Fowler | 48 | Head | Mail Carrier | Missouri |
| 25 | Hazel Fowler | 47 | Wife | — | Illinois |
| 26 | James Edwin Fowler | 11 | Son | — | Missouri |
| 27 | Doris Elaine Fowler | 9 | Daughter | — | Missouri |
| 28 | J. O. Smith | 66 | Head | Butcher | Missouri |
| 29 | Harry Wayne Smith | 9 | Son | — | Missouri |
| 30 | Everett W. Francis | 43 | Head | Farmer | Missouri |
| 31 | Neva M. Francis | 40 | Wife | — | Missouri |
| 32 | Charles Francis | 16 | Son | — | Missouri |
| 33 | John S. Kirkland | 72 | Head | — | Missouri |
| 34 | C. A. Ullrich | 53 | Head | Merchant | Missouri |
| 35 | Marvin D. Hawkins | 29 | Head | Operator | Missouri |
| 36 | J. T. Cray | 83 | Head | — | Missouri |
| 37 | Emma B. Cray | 71 | Wife | — | Missouri |
| 38 | H. L. Minter | 24 | Head | Merchant | Missouri |
| 39 | Orvella Minter | 25 | Wife | Teacher | Missouri |
| 40 | Morris Wayne Minter | 4 | Son | — | Missouri |
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)