JC
James Cox — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Douglas-County, Oregon
Our Model Tree links this James Cox across the 1910, 1920, 1930 and 1940 US Censuses in Douglas-County, Oregon (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 3-person household.
Age 63
b. ~1877
Male
Head
Born: Arkansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Oregon |
| Surname | Cox |
| Given Name | James A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Arkansas |
| 1935 Residence (City) | Yongalla |
| 1935 Residence (County) | Douglas |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
| Occupation | Farmer |
| Township / Ward | Yongalla |
| Est. Birth Year | ~1877 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| James Cox | Head | — | 63 | ~1877 |
| Calverty Cox | Son | — | 34 | ~1906 |
| Glenn Cox | Son | — | 15 | ~1925 |
Census Appearances
1910
Douglas, Oregon
Head, age 33
Douglas, Oregon · implied b. ~1877 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | James A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Arkansas |
| Years Married | 10 |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Arkansas |
| Occupation | Farmer |
| Industry | Stock farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1920
Douglas, Oregon
Head, age 42
Douglas, Oregon · implied b. ~1878 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Arkansas |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Arkansas |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | Emp |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1930
Douglas, Oregon
Head, age 52
Douglas, Oregon · implied b. ~1878 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | James A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Arkansas |
| Age at First Marriage | 22 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Tennessee |
| Occupation | Farmer |
| Industry | Genl Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1940
Douglas-County, Oregon
Head, age 63
Douglas-County, Oregon · implied b. ~1877 — 3 household members
| Surname | Cox |
| Given Name | James A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Arkansas |
| 1935 Residence (City) | Yongalla |
| 1935 Residence (County) | Douglas |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
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 James Cox across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Cox
Head · 1940 · age 63 · b. ~1877 · Oregon
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Douglas-County, Oregon
Open full size
1940 US Federal Census — Douglas-County, Oregon
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03360-00866)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Richard Woolman | 0 | Grand-son | — | Oregon |
| 42 | S. Thomas Watson | 57 | Head | Farmer | Minnesota |
| 43 | Bessie Watson | 44 | Wife | — | Oregon |
| 44 | Yvonne Watson | 5 | Daughter | — | Oregon |
| 45 | Lee Cooley | 45 | Head | Laborer | Wisconsin |
| 46 | Cora Cooley | 38 | Wife | — | Oklahoma |
| 47 | Ora Stoneman | 52 | Head | — | Tennessee |
| 48 | John Gamble | 59 | Head | Farmer | Tennessee |
| 49 | Roxie Gamble | 52 | Wife | — | Tennessee |
| 50 | Irene Cummings | 13 | Step-daughter | — | Washington |
| 51 | James A. Cox THIS PERSON | 63 | Head | Farmer | Arkansas |
| 52 | Calverty Cox | 34 | Son | Farmer | Oregon |
| 53 | Glenn Cox | 15 | Son | — | Oregon |
| 54 | Elwood Bardwell | 19 | Head | Farmer | Oklahoma |
| 55 | Irene Bardwell | 20 | Wife | — | Arkansas |
| 56 | Edward Sehlin | 62 | Head | Farmer | Oregon |
| 57 | Leota Sehlin | 58 | Wife | — | Missouri |
| 58 | Edward Sehlin | 31 | Son | Bus Driver | Oregon |
| 59 | Raymond Sehlin | 22 | Son | Bus Driver | Oregon |
| 60 | Muriel Sehlin | 18 | Daughter | — | Oregon |
| 61 | Dorothy Sehlin | 15 | Daughter | — | Oregon |
| 62 | Philip Smith | 7 | Grandson | — | Oregon |
| 63 | Witty Dick Smith | 4 | Grandson | — | Oregon |
| 64 | Glenny Smith | 4 | Grandson | — | Oregon |
| 66 | Clarence Mckern | 38 | Head | Laborer | Kansas |
| 67 | Carrie Mckern | 46 | Wife | — | Indiana |
| 68 | Billy Mckern | 12 | Son | — | Oregon |
| 69 | Lewis E. Jones | 50 | Head | Farmer | Arizona |
| 70 | Audrey Jones | 35 | Wife | — | Arkansas |
| 71 | Wanda Jones | 16 | Daughter | — | California |
| 72 | Harry Jones | 12 | Son | — | California |
| 73 | Dannie Jones | 10 | Son | — | California |
| 74 | Barbara Jones | 6 | Daughter | — | California |
| 75 | Bertram Cutlack | 65 | Head | Farmer | England |
| 76 | Clair Spalding | 38 | Head | Farmer | Oregon |
| 77 | Amalia Spalding | 40 | Wife | — | Russia |
| 78 | Harry Cutlack | 69 | Head | — | England |
| 79 | Martin Jesperson | 57 | Head | Farmer | Denmark |
| 80 | Jans Jesperson | 46 | Brother | Farmer | Denmark |
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)