MS
Maurice Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Maurice Smith across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Smith |
| Given Name | Maurice |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | City of Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | City Of Chicago |
| Est. Birth Year | ~1926 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Maurice | Age | Birth yr |
|---|---|---|---|---|
| Marion Smith | Daughter | — | 20 | ~1920 |
| Donald Smith | Son | — | 9 | ~1931 |
| Paul Smith | Head | — | 51 | ~1889 |
| Gerald Smith | Son | — | 21 | ~1919 |
| Thomas Smith | Son | — | 15 | ~1925 |
| Maurice Smith | Son | — | 14 | ~1926 |
| Beatrice Smith | Spouse | — | 44 | ~1896 |
| Preston Smith | Son | — | 18 | ~1922 |
| Doris Smith | Daughter | — | 7 | ~1933 |
Census Appearances
1930
Cook, Illinois
Son, age 4
Cook, Illinois · implied b. ~1926 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Maurice |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Missouri |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 14
Cook-County, Illinois · implied b. ~1926 — 9 household members
| Surname | Smith |
| Given Name | Maurice |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | City of Chicago |
| 1935 Residence (County) | Cook |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Maurice Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Maurice Smith
Son · 1940 · age 14 · b. ~1926 · Illinois
★ You are viewing this record
Sibling
Marion Smith
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerald Smith
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Preston Smith
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Smith
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Smith
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Smith
Sibling · 1940 · age 15
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
39 people indexed on this census page (nara:1940:m-t0627-00954-00063)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Carter | 36 | Head | Postal Clerk | Indiana |
| 42 | Olive Carter | 34 | Wife | — | Ohio |
| 43 | Richard Dunmore | 55 | Head | Laborer | Mississippi |
| 44 | Marie Dunmore | 43 | Wife | — | Mississippi |
| 45 | Leola Dunmore | 86 | Mother | — | Mississippi |
| 46 | Heriene Mccall | 41 | Lodger | Checker | Illinois |
| 47 | May Warner | 37 | Head | Postal Clerk | Pennsylvania |
| 48 | Laura Warner | 31 | Wife | — | Illinois |
| 49 | Max Warner | 10 | Son | — | Illinois |
| 50 | Phillip Warner | 7 | Son | — | Illinois |
| 51 | Goosie Elligan | 70 | Mother in law | — | Wisconsin |
| 52 | Leona Mcconnell | 46 | Head | House Keeper | Massachusetts |
| 53 | Espy Knox | 35 | Lodger | Dental Technician | Arkansas |
| 54 | Elizabeth Knox | 27 | Lodger | — | Tennessee |
| 55 | Espy Jr. Knox | 4 | Lodger | — | Illinois |
| 56 | Pearl Knox | 3 | Lodger | — | Illinois |
| 57 | Leona Knox | 2 | Lodger | — | Illinois |
| 58 | Phillip Closter | 35 | Head | Clerk | Lithuania |
| 59 | Lillian Closter | 34 | Wife | Clerk | Illinois |
| 60 | Ethel Closter | 5 | Daughter | — | Illinois |
| 61 | Henry Closter | 1 | Son | — | Illinois |
| 62 | Paul Smith | 51 | Head | Fireman | Illinois |
| 63 | Beatrice Smith | 44 | Wife | — | Missouri |
| 64 | Gerald Smith | 21 | Son | Truck Driver | Illinois |
| 65 | Marion Smith | 20 | Daughter | Receptionist | Illinois |
| 66 | Preston Smith | 18 | Son | — | Illinois |
| 67 | Thomas Smith | 15 | Son | — | Illinois |
| 68 | Maurice Smith THIS PERSON | 14 | Son | — | Illinois |
| 69 | Donald Smith | 9 | Son | — | Illinois |
| 70 | Doris Smith | 7 | Daughter | — | Illinois |
| 71 | Elsie Walton | 25 | Head | Instructress | Illinois |
| 72 | Martha Walton | 44 | Mother | — | Ohio |
| 73 | Morton Gullberg | 25 | Head | Traveling Salesman | Illinois |
| 74 | Jack Gullberg | 23 | Brother | Salesman | Illinois |
| 75 | Rose Gullberg | 45 | Mother | — | Russia |
| 76 | Al Gullberg | 11 | Brother | — | Illinois |
| 77 | Peter Domus | 53 | Head | — | Greece |
| 78 | Louis Domus | 18 | Son | Usher | Ohio |
| 79 | George Domus | 17 | 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)