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John Campbell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Franklin-County, Washington
Our Model Tree links this John Campbell across the 1920, 1930 and 1940 US Censuses in Franklin-County, Washington (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1915), then head of a 5-person household.
Age 25
b. ~1915
Male
Son
Born: Washington
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Franklin-County, Washington |
| Surname | Campbell |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Pasco city |
| 1935 Residence (County) | Franklin |
| Additional Details | |
| Occupation | Truck driver |
| Industry | State of Washington Highway Dept |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 98 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Truck Driver |
| Township / Ward | Pasco City |
| Est. Birth Year | ~1915 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| May Daniel | Daughter | — | 26 | ~1914 |
| John Campbell | Head | — | 66 | ~1874 |
| Gary Campbell | Other | — | 2 | ~1938 |
| Theresa Campbell | Other | — | 20 | ~1920 |
| John Campbell | Son | — | 25 | ~1915 |
Census Appearances
1920
Franklin, Washington
Son, age 5
Franklin, Washington · implied b. ~1915 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Franklin, Washington
Son, age 15
Franklin, Washington · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Franklin-County, Washington
Son, age 25
Franklin-County, Washington · implied b. ~1915 — 5 household members
| Surname | Campbell |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Pasco city |
| 1935 Residence (County) | Franklin |
| Occupation | Truck driver |
| Industry | State of Washington Highway Dept |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 98 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 John Campbell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Campbell (~0.92 confidence) and father John Campbell (~0.92 confidence) and mother Florence Campbell (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Campbell
b. ~1874
Source father
● Household
· direct · ~0.92
Father
John Campbell
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Florence Campbell
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Campbell
Son · 1940 · age 25 · b. ~1915 · Washington
★ You are viewing this record
Sibling
May Daniel
Sibling · 1940 · age 26
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 — Franklin-County, Washington
Open full size
1940 US Federal Census — Franklin-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04338-00221)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rose M. Aubert | 14 | Daughter | — | Washington |
| 2 | Ida M. Mercer | 51 | Head | Proprietor | Wisconsin |
| 3 | Robert J. Mercer | 16 | Son | — | Washington |
| 4 | Laverne R. Lamb | 22 | Head | Coal Dock Operator | Washington |
| 5 | Helen A. Lamb | 18 | Wife | — | Montana |
| 6 | Adelbert H. Avery | 61 | Head | Proprietor | Maine |
| 7 | Violet J. Avery | 52 | Wife | — | Canada-English |
| 8 | Helen E. Avery | 22 | Daughter | Waitress | Washington |
| 9 | Donald H. Avery | 21 | Son | Truck Driver | Washington |
| 10 | Robert E. Avery | 15 | Son | — | Washington |
| 11 | Andrew C. Tustin | 44 | Head | Passenger Car Cleaner | Washington |
| 12 | Effie B. Tustin | 44 | Wife | — | Illinois |
| 13 | Jack M. Tustin | 20 | Son | Truck Driver | Washington |
| 14 | Lenoy A. Tustin | 18 | Son | — | Washington |
| 15 | Lonnie E. Tustin | 13 | Son | — | Washington |
| 16 | Herbert Carr | 74 | Lodger | — | England |
| 17 | Frank Spick | 74 | Head | — | Minnesota |
| 18 | Frank H. Westerfield | 27 | Head | Section Laborer | Montana |
| 19 | Melba L. Westerfield | 22 | Wife | — | Washington |
| 20 | Beverly A. Westerfield | 4 | Daughter | — | Washington |
| 21 | James A. Westerfield | 2 | Son | — | Washington |
| 22 | Frank A. Westerfield | 57 | Head | Freight Car Repairman | Illinois |
| 23 | Annie Westerfield | 55 | Wife | — | Iowa |
| 24 | Clarence C. Westerfield | 21 | Son | Plasterer Helper | Washington |
| 25 | Eldon L. Westerfield | 15 | Son | — | Washington |
| 26 | John W. Campbell | 66 | Head | — | Illinois |
| 27 | May Daniel | 26 | Daughter | — | Illinois |
| 28 | John W. Campbell THIS PERSON | 25 | Son | Truck Driver | Washington |
| 29 | Theresa L. Campbell | 20 | Daughter-in-law | — | Washington |
| 30 | Gary L. Campbell | 2 | Grandson | — | Washington |
| 31 | Daniel C. Sloan | 46 | Head | Brakeman | Iowa |
| 32 | Mabel A. Sloan | 35 | Wife | — | Missouri |
| 33 | Philip J. Day | 65 | Head | — | Russia |
| 34 | Mary Day | 50 | Wife | — | Russia |
| 35 | John Day | 28 | Son | Section Laborer | Washington |
| 36 | Harry H. Day | 21 | Son | Carpenter Apprentice | Washington |
| 37 | Helen L. Day | 18 | Daughter | — | Washington |
| 38 | Arnold Day | 13 | Son | — | Washington |
| 39 | Edward Day | 9 | Son | — | Washington |
| 40 | Phyllis Day | 7 | Daughter | — | Washington |
Pedigree Summary
John + 1 sibling
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)