GC
George Cooper — 1940 US Census Record
Model Tree available1940 United States Federal Census · Polk-County, Oregon
Our Model Tree links this George Cooper across the 1920, 1930 and 1940 US Censuses in Polk-County, Oregon (XGBoost, ~Confirmed), with identified parents Charles & Anna — first a son (b.~1894), then head of a 3-person household.
Age 46
b. ~1894
Male
Son
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Oregon |
| Surname | Cooper |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Luckiamute Precinct |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Building |
| Class of Worker | PW |
| Hours Worked | 16 |
| Income (1939) | 1062 |
| Highest Grade | No Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Carpenter |
| Township / Ward | Luckiamute Precinct |
| Est. Birth Year | ~1894 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Anna Cooper | Head | — | 74 | ~1866 |
| Estelle Cooper | Other | — | 46 | ~1894 |
| George Cooper | Son | — | 46 | ~1894 |
Census Appearances
1920
Polk, Oregon
Son, age 26
Polk, Oregon · implied b. ~1894 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | George L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | New York |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | General Farming |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Polk, Oregon
Son, age 36
Polk, Oregon · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | George |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 31 |
| Father's Birthplace | New York |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | Father's farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Veteran | yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Polk-County, Oregon
Son, age 46
Polk-County, Oregon · implied b. ~1894 — 3 household members
| Surname | Cooper |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Luckiamute Precinct |
| 1935 Residence (County) | Polk |
| Occupation | Carpenter |
| Industry | Building |
| Class of Worker | PW |
| Hours Worked | 16 |
| Income (1939) | 1062 |
| Highest Grade | No Hs 4 |
| 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 George Cooper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Cooper (~0.92 confidence) and mother Anna Cooper (~0.92 confidence) and mother Anna Cooper (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Cooper
b. ~1857
Source father
● Household
· direct · ~0.92
Mother
Anna Cooper
b. ~1866
Source mother
● Household
· direct · ~0.92
Mother
Anna Cooper
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
George Cooper
Son · 1940 · age 46 · b. ~1894 · Oregon
★ 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 — Polk-County, Oregon
Open full size
1940 US Federal Census — Polk-County, Oregon
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03378-00534)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John F Coonrod | 55 | Head | — | Missouri |
| 2 | Emma Coonrod | 43 | Wife | — | Arkansas |
| 3 | Carl Coonrod | 23 | Head | Logger | Oklahoma |
| 4 | Eva Coonrod | 27 | Wife | — | Oregon |
| 5 | Juanita Coonrod | 1 | Daughter | — | Oregon |
| 6 | Carlene Coonrod | 0 | Daughter | — | Oregon |
| 7 | Alice Coonrod | 6 | Step-daughter | — | Oregon |
| 8 | Harrison Castle | 45 | Head | Carpenter | Minnesota |
| 9 | Ruth Castle | 38 | Wife | — | North Dakota |
| 10 | Harrison Jr Castle | 17 | Son | — | Oregon |
| 11 | June Castle | 13 | Daughter | — | Oregon |
| 12 | Robert Castle | 11 | Son | — | Oregon |
| 13 | Alice Hansen | 77 | Mother-in-law | — | Minnesota |
| 14 | Burt Curtiss | 55 | Head | Warehouseman | Oklahoma |
| 15 | Beulah Curtiss | 50 | Wife | — | Oregon |
| 16 | George Curtiss | 5 | Son | — | Oregon |
| 17 | Maydene Curtiss | 1 | Daughter | — | Oregon |
| 18 | Henry Schmitt | 27 | Head | Pumber Piler | Oregon |
| 19 | Grace Schmitt | 73 | Mother | — | Germany |
| 20 | Elizabeth Schmitt | 52 | Sister | — | Nebraska |
| 21 | Frieda Schmitt | 49 | Sister | — | Oregon |
| 22 | Anna Cooper | 74 | Head | Fruit Grower | Wisconsin |
| 23 | George Cooper THIS PERSON | 46 | Son | Carpenter | Illinois |
| 24 | Estelle Cooper | 46 | Daughter-in-law | — | Oregon |
| 25 | Charles Wiedeman | 29 | Head | Bridge Carpenter | Washington |
| 26 | Ada Wiedeman | 24 | Wife | — | Oregon |
| 27 | Marvin Wiedeman | 5 | Son | — | Oregon |
| 28 | Charleen Wiedeman | 3 | Daughter | — | Oregon |
| 29 | Charles Mcallister | 64 | Head | Laborer | Kansas |
| 30 | Anna Mcallister | 58 | Wife | — | Sweden |
| 31 | Fred Mcallister | 21 | Son | Logger | Oregon |
| 32 | Agnes Mcallister | 16 | Daughter | — | Oregon |
| 33 | Russell Henry | 36 | Head | Logger | Washington |
| 34 | Virginia Henry | 27 | Wife | Farmer | California |
| 35 | Russell Jr Henry | 11 | Son | — | Oregon |
| 36 | Maxine Henry | 9 | Daughter | — | Oregon |
| 37 | Shirley Henry | 4 | Daughter | — | Oregon |
| 38 | Max Finney | 52 | Head | Farmer | Iowa |
| 39 | Flossie Finney | 51 | Wife | — | Iowa |
| 40 | Bruce Castel | 19 | Ab Son | — | Montana |
Pedigree Summary
George
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)