WC
Willie Campbell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ellis-County, Kansas
Our Model Tree links this Willie Campbell across the 1920, 1930 and 1940 US Censuses in Ellis-County, Kansas (XGBoost, ~Confirmed), with identified parents W & William — first a son (b.~1908), then head of a 4-person household.
Age 32
b. ~1908
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ellis-County, Kansas |
| Surname | Campbell |
| Given Name | Willie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Wheatland Twp. |
| 1935 Residence (County) | Ellis |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 166 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Laborer |
| Township / Ward | Wheatland Twp |
| Est. Birth Year | ~1908 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Willie | Age | Birth yr |
|---|---|---|---|---|
| Willie Campbell | Son | — | 32 | ~1908 |
| Anna Campbell | Head | — | 73 | ~1867 |
| Alfred Campbell | Son | — | 40 | ~1900 |
| Thomas Campbell | Son | — | 54 | ~1886 |
Census Appearances
Son, age 12
Ellis, Kansas · implied b. ~1908 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Ellis, Kansas
Son, age 22
Ellis, Kansas · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Willis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | VVVV W |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Ellis-County, Kansas
Son, age 32
Ellis-County, Kansas · implied b. ~1908 — 4 household members
| Surname | Campbell |
| Given Name | Willie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Wheatland Twp. |
| 1935 Residence (County) | Ellis |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 166 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Willie Campbell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father W Campbell (~0.92 confidence) and father William Campbell (~0.92 confidence) and mother Amy Campbell (~0.92 confidence) and mother Anna Campbell (~0.92 confidence) and mother Hannah Campbell (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
W Campbell
b. ~1857
Source father
● Household
· direct · ~0.92
Father
William Campbell
b. ~1858
Source father
● Household
· direct · ~0.92
Mother
Amy Campbell
b. ~1869
Source mother
● Household
· direct · ~0.92
Mother
Anna Campbell
b. ~1867
Source mother
● Household
· direct · ~0.92
Mother
Hannah Campbell
b. ~1863
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Willie Campbell
Son · 1940 · age 32 · b. ~1908 · Kansas
★ You are viewing this record
Sibling
Alfred Campbell
Sibling · 1940 · age 40
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Campbell
Sibling · 1940 · age 54
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 — Ellis-County, Kansas
Open full size
1940 US Federal Census — Ellis-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01230-00955)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Catherine Kern | 47 | Wife | — | Kansas |
| 2 | Andrew Hammerschmidt | 35 | Head | Farmer | Kansas |
| 3 | Clara Hammerschmidt | 31 | Wife | — | Kansas |
| 4 | Freda Hammerschmidt | 6 | Daughter | — | Kansas |
| 5 | Grace Hammerschmidt | 5 | Daughter | — | Kansas |
| 6 | Dolores Hammerschmidt | 3 | Daughter | — | Kansas |
| 7 | Darlene Ann Hammerschmidt | 2 | Daughter | — | Kansas |
| 8 | Janeta Mae Hammerschmidt | 0 | Daughter | — | Kansas |
| 9 | Martin A. Thil | 35 | Head | Farmer | Kansas |
| 10 | Mary Elizabeth Thil | 34 | Wife | — | Kansas |
| 11 | Vera Thil | 12 | Daughter | — | Kansas |
| 12 | Velma Thil | 10 | Daughter | — | Kansas |
| 13 | Rosaline Thil | 5 | Daughter | — | Kansas |
| 14 | Clare Jane Thil | 4 | Daughter | — | Kansas |
| 15 | George G. Jacobs | 65 | Head | Farmer | Russia |
| 16 | Elizabeth Jacobs | 58 | Wife | — | Russia |
| 17 | Isidore Jacobs | 26 | Son | Laborer | Kansas |
| 18 | Paul Jacobs | 18 | Son | Laborer | Kansas |
| 19 | Irene Jacobs | 16 | Daughter | Helper | Kansas |
| 20 | John Peter Jacobs | 69 | Head | Farmer | Russia |
| 21 | Albina Margaret Jacobs | 56 | Wife | — | Russia |
| 22 | Anna Jacobs | 18 | Daughter | Helper | Kansas |
| 23 | Raymond Jacobs | 16 | Son | Laborer | Kansas |
| 24 | Victor Jacobs | 14 | Son | Laborer | Kansas |
| 25 | Alfred Jacobs | 12 | Son | — | Kansas |
| 26 | Joseph A. Hertl | 42 | Head | Farmer | Kansas |
| 27 | Rosa Hertl | 39 | Wife | — | Kansas |
| 28 | Elmer Hertl | 16 | Son | Laborer | Kansas |
| 29 | Elias Hertl | 15 | Son | Laborer | Kansas |
| 30 | Wilbert Hertl | 13 | Son | — | Kansas |
| 31 | Owen Hertl | 12 | Son | — | Kansas |
| 32 | Owen Hertl | 10 | Son | — | Kansas |
| 33 | Leo G. Hertl | 9 | Son | — | Kansas |
| 34 | Francis Hertl | 7 | Son | — | Kansas |
| 35 | Vera Hertl | 17 | Daughter | — | Kansas |
| 36 | Cecelia Hertl | 3 | Daughter | — | Kansas |
| 37 | Anna Mae Campbell | 73 | Head | — | Pennsylvania |
| 38 | Thomas Campbell | 54 | Son | Laborer | Kansas |
| 39 | Alfred Campbell | 40 | Son | Laborer | Kansas |
| 40 | Willie Campbell THIS PERSON | 32 | Son | Laborer | Kansas |
Related Census Records
Pedigree Summary
Willie + 2 siblings
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)