MS
Marjorie Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Knox-County, Illinois
Our Model Tree links this Marjorie Smith across the 1930 and 1940 US Censuses in Knox-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 14-person household.
Age 13
b. ~1927
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Knox-County, Illinois |
| Surname | Smith |
| Given Name | Marjorie |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Knox |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Galesburg City |
| Est. Birth Year | ~1927 |
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.
14 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Marjorie | Age | Birth yr |
|---|---|---|---|---|
| Marie Smith | Daughter | — | 22 | ~1918 |
| Barbara Smith | Daughter | — | 10 | ~1930 |
| Marjorie Smith | Daughter | — | 13 | ~1927 |
| Maxine Smith | Daughter | — | 7 | ~1933 |
| Robert Smith | Head | — | 45 | ~1895 |
| Donald Smith | Son | — | 2 | ~1938 |
| Earl Smith | Son | — | 26 | ~1914 |
| Lyle Smith | Son | — | 11 | ~1929 |
| Glen Smith | Son | — | 16 | ~1924 |
| Harold Smith | Son | — | 19 | ~1921 |
| Max Smith | Son | — | 18 | ~1922 |
| Dean Smith | Son | — | 9 | ~1931 |
| Clyde Smith | Son | — | 24 | ~1916 |
| Nellie Smith | Spouse | — | 45 | ~1895 |
Census Appearances
1930
Knox, Illinois
Other, age 3
Knox, Illinois · implied b. ~1927 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Marjorie L |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Knox-County, Illinois
Daughter, age 13
Knox-County, Illinois · implied b. ~1927 — 14 household members
| Surname | Smith |
| Given Name | Marjorie |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Knox |
| Highest Grade | No 5 |
| 1935 Residence | Illinois |
| 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 Marjorie Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marjorie Smith
Daughter · 1940 · age 13 · b. ~1927 · Illinois
★ You are viewing this record
Sibling
Dean Smith
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clyde Smith
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maxine Smith
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Smith
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Max Smith
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Smith
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Smith
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lyle Smith
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Smith
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Glen Smith
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Smith
Sibling · 1940 · age 10
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 — Knox-County, Illinois
Open full size
1940 US Federal Census — Knox-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00826-00980)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Shirley Breedlove | 19 | daughter | — | Illinois |
| 2 | Charles Shrader | 54 | head | Conductor | Illinois |
| 3 | Margaret Shrader | 51 | wife | — | Illinois |
| 4 | George England | 44 | head | Attendant | Illinois |
| 5 | Angie England | 44 | wife | — | Illinois |
| 6 | John Scholl | 22 | head | Sprayer | Illinois |
| 7 | Eunice Scholl | 21 | wife | — | Illinois |
| 8 | Clifford Wheatley | 32 | head | Welder | Illinois |
| 9 | Wilma Wheatley | 32 | wife | — | Illinois |
| 10 | Robert E. Smith | 45 | head | Auctioneer | Illinois |
| 11 | Nellie Smith | 45 | wife | — | Illinois |
| 12 | Earl Smith | 26 | son | Laborer | Illinois |
| 13 | Clyde Smith | 24 | son | Laborer | Illinois |
| 14 | Marie Smith | 22 | daughter | — | Illinois |
| 15 | Harold Smith | 19 | son | Laborer | Illinois |
| 16 | Max Ab. Smith | 18 | son | — | Illinois |
| 17 | Glen Smith | 16 | son | Laborer | Illinois |
| 18 | Marjorie Smith THIS PERSON | 13 | daughter | — | Illinois |
| 19 | Lyle Smith | 11 | son | — | Illinois |
| 20 | Barbara Smith | 10 | daughter | — | Illinois |
| 21 | Dean Smith | 9 | son | — | Illinois |
| 22 | Maxine Smith | 7 | daughter | — | Illinois |
| 23 | Donald Smith | 2 | son | — | Illinois |
| 24 | Harry Herring | 47 | head | Tool & Die Maker | Illinois |
| 25 | Grace Herring | 37 | wife | — | Illinois |
| 26 | Earl Saunders | 32 | head | Miner | Illinois |
| 27 | Tressie Saunders | 33 | wife | — | Missouri |
| 28 | Shirley Saunders | 11 | daughter | — | Illinois |
| 29 | William B. Vest | 63 | head | Trucker | W. Virginia |
| 30 | Edith L. Vest | 59 | wife | — | Indiana |
| 31 | Rollie Beene | 49 | head | Trucker | Illinois |
| 32 | Myrtle Beene | 47 | wife | — | Illinois |
| 33 | Harold Beene | 26 | son | Delivery Boy | Illinois |
| 34 | Laura Fauble | 69 | law | — | Illinois |
| 35 | Guy Wumble | 55 | head | Repair Man | Colorado |
| 36 | Enid Wumble | 51 | wife | — | Iowa |
| 37 | Eleanor Wumble | 20 | daughter | — | Illinois |
| 38 | Frances Wumble | 17 | daughter | — | Illinois |
| 39 | Lillian Wumble | 14 | daughter | — | Illinois |
| 40 | Florence Wumble | 82 | daughter | — | Illinois |
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)