JC
John Campbell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lane-County, Oregon
Our Model Tree links this John Campbell across the 1920, 1930 and 1940 US Censuses in Lane-County, Oregon (XGBoost, ~Confirmed), with identified parents Aaron & Claron — first a son (b.~1898), then head of a 3-person household.
Age 42
b. ~1898
Male
Son
Born: Tennessee
Divorced
1940 Census Record Details
| Census Year | 1940 |
| Location | Lane-County, Oregon |
| Surname | Campbell |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Divorced |
| Birthplace | Tennessee |
| 1935 Residence (City) | Eugene City |
| 1935 Residence (County) | Lane |
| Additional Details | |
| Occupation | Tie plant |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 1000 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Tie Plant |
| Township / Ward | Eugene City |
| Est. Birth Year | ~1898 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Aaron Campbell | Head | — | 69 | ~1871 |
| John Campbell | Son | — | 42 | ~1898 |
| Alice Campbell | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Lane, Oregon
Son, age 22
Lane, Oregon · implied b. ~1898 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Laborer |
| Industry | General |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Lane, Oregon
Son, age 33
Lane, Oregon · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | John A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Age at First Marriage | 22 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Laborer |
| Industry | Rail Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Lane-County, Oregon
Son, age 42
Lane-County, Oregon · implied b. ~1898 — 3 household members
| Surname | Campbell |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Divorced |
| Birthplace | Tennessee |
| 1935 Residence (City) | Eugene City |
| 1935 Residence (County) | Lane |
| Occupation | Tie plant |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 1000 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 Aaron Campbell (~0.92 confidence) and father Claron Campbell (~0.92 confidence) and father Aaron Campbell (~0.92 confidence) and mother Alice Campbell (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Aaron Campbell
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Claron Campbell
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Aaron Campbell
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Alice Campbell
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Campbell
Son · 1940 · age 42 · b. ~1898 · 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 — Lane-County, Oregon
Open full size
1940 US Federal Census — Lane-County, Oregon
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03368-00790)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Earl V. Vitus | 12 | Son | — | Oregon |
| 2 | Verda V. Vitus | 11 | Daughter | — | Oregon |
| 3 | Oscar W. Miller | 30 | Boarder | Laborer | North Dakota |
| 4 | Beulah G. Webb | 46 | Head | Cook | Oklahoma |
| 5 | Heeton O. Webb | 19 | Son | Warehouseman | Oklahoma |
| 6 | Jessie L. Webb | 18 | Daughter | — | Oregon |
| 7 | Wanda M. Webb | 17 | Daughter | — | Oregon |
| 8 | Henry M. Hatfield | 50 | Head | Laborer | Missouri |
| 9 | Bessie B. Hatfield | 41 | Wife | Cook | Oregon |
| 10 | Lorraine M. Hatfield | 15 | Daughter | — | Oregon |
| 11 | Lucille V. Norman | 25 | Daughter | Cook Helper | Oregon |
| 12 | Joseph W. Norman | 8 | Grandson | — | Oregon |
| 13 | William E. Alford | 46 | Head | Street Maintenance | Oregon |
| 14 | Addie L. Alford | 40 | Wife | — | Missouri |
| 15 | Norman L. Alford | 19 | Son | Laborer | Oregon |
| 16 | Enola M. Alford | 18 | Daughter | — | Oregon |
| 17 | Alvin L. Alford | 15 | Son | — | Oregon |
| 18 | Richard A. Alford | 10 | Son | — | Oregon |
| 20 | Leonard A. Reese | 51 | Head | Farmer | Washington |
| 21 | Goldie E. Reese | 54 | Wife | — | Pennsylvania |
| 22 | Daniel B. Smith | 27 | Head | Farmer | Oregon |
| 23 | Geneva L. Smith | 31 | Wife | Laundress | Oregon |
| 24 | Janet A. Smith | 1 | Daughter | — | Oregon |
| 25 | Aaron A. Campbell | 69 | Head | Street Maintenance | Tennessee |
| 26 | Alice L. Campbell | 58 | Wife | — | Tennessee |
| 27 | John E. Campbell THIS PERSON | 42 | Son | Tie Plant | Tennessee |
| 28 | Nellie A. Callison | 67 | Head | — | Nebraska |
| 29 | Edwin E. Reiser | 32 | Head | Clerk | Wisconsin |
| 30 | Evelyn G. Reiser | 30 | Wife | — | Oregon |
| 31 | Kenneth W. Reiser | 7 | Son | — | Oregon |
| 32 | Darwin L. Reiser | 1 | Son | — | Oregon |
| 33 | Floyd W. White | 26 | Head | Truck Driver | Oregon |
| 34 | Lillian M. White | 21 | Wife | — | Oregon |
| 35 | Warren L. White | 3 | Son | — | Oregon |
| 36 | Robert L. White | 0 | Son | — | Oregon |
| 37 | Stanley J. Behnke | 31 | Head | Shoe Store | Washington |
| 38 | Oneta Behnke | 29 | Wife | Cafe | Washington |
| 39 | John Sullivan | 64 | Head | Park Tender | New York |
| 40 | Martha Sullivan | 62 | Wife | — | New York |
Related Census Records
Pedigree Summary
John
Gen 1 · 4 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)