HC
Helen Campbell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Craig-County, Oklahoma
Our Model Tree links this Helen Campbell across the 1920, 1930 and 1940 US Censuses in Craig-County, Oklahoma (XGBoost, ~Confirmed), with identified parents H & Harry — first a daughter (b.~1907), then head of a 3-person household.
Age 33
b. ~1907
Female
Daughter
Born: Oklahoma
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Craig-County, Oklahoma |
| Surname | Campbell |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Vinita city |
| 1935 Residence (County) | Craig |
| Additional Details | |
| Occupation | Secretary |
| Industry | Capitalist |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1500 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Occupation | Secretary |
| Township / Ward | Vinita City |
| Est. Birth Year | ~1907 |
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 Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Campbell | Daughter | — | 33 | ~1907 |
| H Campbell | Head | — | 71 | ~1869 |
| Allen Campbell | Spouse | — | 69 | ~1871 |
Census Appearances
1920
Craig, Oklahoma
Daughter, age 12
Craig, Oklahoma · implied b. ~1908 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Hellen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1930
Craig, Oklahoma
Daughter, age 23
Craig, Oklahoma · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Missouri |
| Occupation | Stenographer |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Craig-County, Oklahoma
Daughter, age 33
Craig-County, Oklahoma · implied b. ~1907 — 3 household members
| Surname | Campbell |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Vinita city |
| 1935 Residence (County) | Craig |
| Occupation | Secretary |
| Industry | Capitalist |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1500 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 Helen Campbell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father H Campbell (~0.92 confidence) and father Harry Campbell (~0.92 confidence) and father Harry Campbell (~0.92 confidence) and mother Allen Campbell (~0.92 confidence) and mother Bess Campbell (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
H Campbell
b. ~1869
Source father
● Household
· direct · ~0.92
Father
Harry Campbell
b. ~1869
Source father
● Household
· direct · ~0.92
Father
Harry Campbell
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Allen Campbell
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Bess Campbell
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Campbell
Daughter · 1940 · age 33 · b. ~1907 · Oklahoma
★ 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 — Craig-County, Oklahoma
Open full size
1940 US Federal Census — Craig-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03287-00621)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Betty Jo Manson | 21 | Wife | Homemaker | Arkansas |
| 2 | Gene Jude Manson | 40 | Boarder | — | Arkansas |
| 3 | Clara Belle Talley | 79 | Head | Housekeeper | Illinois |
| 4 | John William Talley | 53 | Son | — | Illinois |
| 5 | Calvin Talley | 44 | Son | — | Oklahoma |
| 6 | R. E. Sheary | 28 | Head | Manager | Kansas |
| 7 | Lula Mae Sheary | 27 | Wife | Housekeeper | Arkansas |
| 8 | Mona Suzanne Sheary | 6 | Daughter | — | Kansas |
| 9 | Ray Jordan | 21 | Lodger | Salesman | Missouri |
| 10 | H. L. M. Vandagriff | 51 | Head | Salesman | Arkansas |
| 11 | Manervia Vandagriff | 44 | Wife | Housewife | Oklahoma |
| 12 | Lily Fern Vandagriff | 14 | Daughter | — | Oklahoma |
| 13 | Connie L. Smith | 25 | Head | Bell Boy | Oklahoma |
| 14 | Jackie S. Smith | 21 | Wife | Homemaker | Missouri |
| 15 | Connie Lou Smith | 2 | Daughter | — | Oklahoma |
| 16 | Ray Smith | 46 | Head | Salesman | Illinois |
| 17 | Kate Smith | 44 | Wife | Maid | Oklahoma |
| 18 | Wanda Smith | 13 | Daughter | — | Oklahoma |
| 19 | Alma Frown | 36 | Head | Treasurer | Indiana |
| 20 | Evelyn Frown | 16 | Daughter | Homemaker | Texas |
| 21 | W. H. Thomas | 36 | Head | Manager | Arkansas |
| 22 | May L. Thomas | 31 | Wife | Housewife | Oklahoma |
| 23 | J. C. Jewell | 65 | Head | Pharmacist | Texas |
| 24 | Flora S. Jewell | 65 | Wife | Assistant Pharmacist | Iowa |
| 25 | Charles Shoe | 75 | Lodger | — | Iowa |
| 26 | August Petrow | 77 | Head | Manager | Missouri |
| 27 | Millie Petrow | 78 | Wife | Housewife | Denmark |
| 28 | H. O. Anderson | 33 | Head | Trucker | Oklahoma |
| 29 | Thelma Anderson | 28 | Wife | Housewife | Missouri |
| 30 | Leroy Anderson | 9 | Son | — | Kansas |
| 31 | Charles O. Riggs | 38 | Head | Lineman | Connecticut |
| 32 | Vera Riggs | 34 | Wife | Lineman | Mississippi |
| 33 | Charles R. Jr. Riggs | 1 | Son | — | Oklahoma |
| 34 | Elizabeth R. Wall | 67 | Head | Housewife | Virginia |
| 35 | Affie Mae Hyer | 48 | Lodger | Nurse | California |
| 36 | W. C. Atkinson | 26 | Head | Superintendent | Oklahoma |
| 37 | Ramona Atkinson | 21 | Wife | Housekeeper | Missouri |
| 38 | H. L. Campbell | 71 | Head | Guard | Pennsylvania |
| 39 | Allen Campbell | 69 | Wife | Housewife | Missouri |
| 40 | Helen Campbell THIS PERSON | 33 | Daughter | Secretary | Oklahoma |
Pedigree Summary
Helen
Gen 1 · 5 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)