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Marion Moore — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Marion Moore across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 6-person household.
Age 12
b. ~1928
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Moore |
| Given Name | Marion |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1928 |
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 Marion | Age | Birth yr |
|---|---|---|---|---|
| James Moore | Head | — | 45 | ~1895 |
| Marion Moore | Daughter | — | 12 | ~1928 |
| Delores Moore | Daughter | — | 10 | ~1930 |
| James Moore | Son | — | 4 | ~1936 |
| Sigrid Moore | Spouse | — | 42 | ~1898 |
| Gloria Moore | Daughter | — | 8 | ~1932 |
Census Appearances
1930
Cook, Illinois
Daughter, age 2
Cook, Illinois · implied b. ~1928 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | More |
| Given Name | Marion |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Denmark |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 12
Cook-County, Illinois · implied b. ~1928 — 6 household members
| Surname | Moore |
| Given Name | Marion |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Highest Grade | 6 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Marion Moore across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marion Moore
Daughter · 1940 · age 12 · b. ~1928 · Illinois
★ You are viewing this record
Sibling
James Moore
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Delores Moore
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gloria Moore
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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
12 people indexed on this census page (nara:1940:m-t0627-00987-00403)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Oscar Moen | 36 | Head | Machinist | Norway |
| 2 | Inga Moen | 36 | Wife | — | Norway |
| 3 | Solveig Moen | 4 | Daughter | — | Illinois |
| 4 | Jefferson Kay | 44 | Head | Police Officer | Illinois |
| 5 | Alma Kay | 48 | Wife | — | New York |
| 6 | Mildred Podman | 33 | Daughter | Stenographer | Illinois |
| 7 | James Moore | 45 | Head | Book Binder | Missouri |
| 8 | Sigrid Moore | 42 | Wife | — | Illinois |
| 9 | Marion Moore THIS PERSON | 12 | Daughter | — | Illinois |
| 10 | Delores Moore | 10 | Daughter | — | Illinois |
| 11 | Gloria Moore | 8 | Daughter | — | Illinois |
| 12 | James Moore | 4 | Son | — | Illinois |
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)