AC
Albert Cooper — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Clair-County, Illinois
Our Model Tree links this Albert Cooper across the 1920, 1930 and 1940 US Censuses in St.-Clair-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 6-person household.
Age 50
b. ~1890
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Clair-County, Illinois |
| Surname | Cooper |
| Given Name | Albert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | East St. Louis |
| 1935 Residence (County) | St. Clair |
| Additional Details | |
| Industry | Contractor |
| Class of Worker | Roofing |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | East St Louis |
| Est. Birth Year | ~1890 |
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 Albert | Age | Birth yr |
|---|---|---|---|---|
| Mable Cooper | Spouse | — | 45 | ~1895 |
| Dorothy Cooper | Other | — | 17 | ~1923 |
| Vogt Phillip | Other | — | 30 | ~1910 |
| Charles Cooper | Other | — | ~1940 | |
| Charles Cooper | Son | — | 20 | ~1920 |
| Albert Cooper | Head | — | 50 | ~1890 |
Census Appearances
1920
St Clair, …
Other, age 31
St Clair, Illinois · implied b. ~1889 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Albert |
| Relationship to Head | son in law |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Missouri |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | counter |
| Industry | steam railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Clair, …
Head, age 41
St Clair, Illinois · implied b. ~1889 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Albert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 22 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Missouri |
| Occupation | Laborer |
| Industry | Roofing Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 3,000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Clair-County, Illinois
Head, age 50
St.-Clair-County, Illinois · implied b. ~1890 — 6 household members
| Surname | Cooper |
| Given Name | Albert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | East St. Louis |
| 1935 Residence (County) | St. Clair |
| Industry | Contractor |
| Class of Worker | Roofing |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Albert Cooper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Albert Cooper
Head · 1940 · age 50 · b. ~1890 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — St.-Clair-County, Illinois
Open full size
1940 US Federal Census — St.-Clair-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00880-00139)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Singer | 27 | Wife | Laborer | Illinois |
| 2 | Eddie Singer | 55 | Head | Laborer | Kansas |
| 3 | Marie Singer | 33 | Daughter | Clerk | Illinois |
| 4 | Josephine Thalsh | 51 | Sister | Seamstress | Kansas |
| 5 | Robert Albritton | 48 | Head | Engineer | Illinois |
| 6 | Rosetta Albritton | 47 | Wife | — | Illinois |
| 7 | Teresa Dwyer | 39 | Sister | — | Missouri |
| 8 | William Eisenhauer | 39 | Head | Laborer | Illinois |
| 9 | Robert Eisenhauer | 35 | Brother | Laborer | Illinois |
| 10 | John Domonkos | 32 | Head | Laborer | Hungary |
| 11 | Gertrude Domonkos | 26 | Wife | — | Texas |
| 12 | Bernice Domonkos | 4 | Daughter | — | Illinois |
| 13 | Mary Jane Domonkos | 1 | Daughter | — | Illinois |
| 14 | Malden Webb | 22 | Head | Bus Line Service | Oklahoma |
| 15 | Ann Webb | 17 | Wife | — | Illinois |
| 16 | William Anderson | 19 | Head | Laborer | Tennessee |
| 17 | Bertha Anderson | 51 | Mother | Homework | Illinois |
| 18 | Roy Johnson | 55 | Head | Proprietor | Illinois |
| 19 | Nell Johnson | 45 | Wife | Helper | Missouri |
| 20 | Henry Dehaw | 59 | Head | Laborer | Illinois |
| 21 | Marie Dehaw | 60 | Wife | — | France |
| 22 | Alfred Dehaw | 23 | Son | Clerk | Illinois |
| 23 | Maines Dehaw | 22 | Son | Clerk | Illinois |
| 24 | Louis Twitchell | 25 | Head | — | Kentucky |
| 25 | Lillian Twitchell | 22 | Wife | — | Illinois |
| 26 | Laura Twitchell | 18 | Daughter | — | Illinois |
| 27 | Albert Cooper THIS PERSON | 50 | Head | — | Missouri |
| 28 | Mable Cooper | 45 | Wife | Saleswork | Colorado |
| 29 | Charles Cooper | 20 | Son | Usher | Illinois |
| 30 | Dorothy Cooper | 17 | Daughter-in-law | — | Illinois |
| 31 | Charles Jr. Cooper | 0 | Grandson | — | Illinois |
| 32 | Vogt Phillip | 30 | Lodger | Driver | Illinois |
| 33 | Arthur Black | 46 | Head | Laborer | Missouri |
| 34 | H. B. Jackson | 46 | Head | Policeman | Kentucky |
| 35 | Irene Jackson | 48 | Wife | Saleslady | Kansas |
| 36 | Helen Strand | 35 | Head | — | Illinois |
| 37 | William Strand | 17 | Son | — | Missouri |
| 38 | Maud Halbrook | 28 | Head | Waitress | Missouri |
| 39 | Joseph Konopka | 32 | Head | Laborer | Illinois |
| 40 | Helen Konopka | 32 | Wife | — | 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)