EC
Ethel Campbell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Story-County, Iowa
Our Model Tree links this Ethel Campbell across the 1930 and 1940 US Censuses in Story-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1893), then head of a 7-person household.
Age 47
b. ~1893
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Story-County, Iowa |
| Surname | Campbell |
| Given Name | Ethel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Jasper |
| Additional Details | |
| Class of Worker | NP |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 6 |
| 1935 Residence | Iowa |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Grant Twp |
| Est. Birth Year | ~1893 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ethel | Age | Birth yr |
|---|---|---|---|---|
| Omar Campbell | Head | — | 43 | ~1897 |
| Ethel Campbell | Spouse | — | 47 | ~1893 |
| Evelyn Campbell | Daughter | — | 12 | ~1928 |
| Gladys Campbell | Daughter | — | 17 | ~1923 |
| Grace Campbell | Daughter | — | 15 | ~1925 |
| Carol Campbell | Son | — | 8 | ~1932 |
| Nadine Campbell | Daughter | — | 14 | ~1926 |
Census Appearances
1930
Story, Iowa
Spouse, age 39
Story, Iowa · implied b. ~1891 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Ethel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Story-County, Iowa
Spouse, age 47
Story-County, Iowa · implied b. ~1893 — 7 household members
| Surname | Campbell |
| Given Name | Ethel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Jasper |
| Class of Worker | NP |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 6 |
| 1935 Residence | Iowa |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Ethel Campbell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Ethel Campbell
Spouse · 1940 · age 47 · b. ~1893 · Iowa
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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 — Story-County, Iowa
Open full size
1940 US Federal Census — Story-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01206-00457)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Janet | 5 | Daughter | — | Iowa |
| 2 | Pamela | 2 | Daughter | — | Iowa |
| 3 | Ray Dunahoo | 17 | Head | Farm Laborer | Iowa |
| 4 | Ben D. Ackerman | 47 | Head | Farmer | Indiana |
| 5 | Eva Ackerman | 41 | Wife | — | Iowa |
| 6 | Mary K. Ackerman | 19 | Daughter | Switch Board Operator | Iowa |
| 7 | Marjorie Ackerman | 16 | Daughter | — | Iowa |
| 8 | Raymond Ackerman | 15 | Son | — | Iowa |
| 9 | Nora Ackerman | 13 | Daughter | — | Iowa |
| 10 | Helen Ackerman | 9 | Daughter | — | Iowa |
| 11 | Carl Ackerman | 6 | Son | — | Iowa |
| 12 | Paul Ackerman | 4 | Son | — | Iowa |
| 13 | Leon S. Hall | 36 | Head | Farmer | Iowa |
| 14 | Bertha Hall | 37 | Wife | — | Iowa |
| 15 | Richard Hall | 12 | Son | — | Iowa |
| 16 | Barbara Hall | 9 | Daughter | — | Iowa |
| 17 | Regina Hall | 4 | Daughter | — | Iowa |
| 18 | L. W. Jensen | 40 | Head | Farmer | Iowa |
| 19 | Velma Jensen | 37 | Wife | — | Iowa |
| 20 | Ralph Jensen | 11 | Son | — | Iowa |
| 21 | Ivan Jensen | 9 | Son | — | Iowa |
| 22 | Marvin Jensen | 6 | Son | — | Iowa |
| 23 | James Robinson | 40 | Hired hand | Farm Laborer | Iowa |
| 24 | Kenneth O. Johnson | 34 | Head | Farmer | Iowa |
| 25 | Beulah Johnson | 39 | Wife | — | Iowa |
| 26 | Wendell Johnson | 13 | Son | — | Iowa |
| 27 | Lois Johnson | 9 | Daughter | — | Iowa |
| 28 | Harold X. Hensen | 30 | Head | Farmer | Iowa |
| 29 | Mildred Hensen | 28 | Wife | — | Iowa |
| 30 | Jane Hensen | 3 | Daughter | — | Iowa |
| 31 | Omar Campbell | 43 | Head | Farm Laborer | Iowa |
| 32 | Ethel Campbell THIS PERSON | 47 | Wife | — | Illinois |
| 33 | Gladys Campbell | 17 | Daughter | House Work | Iowa |
| 34 | Grace Campbell | 15 | Daughter | — | Iowa |
| 35 | Nadine Campbell | 14 | Daughter | — | Iowa |
| 36 | Evelyn Campbell | 12 | Daughter | — | Iowa |
| 37 | Carol Campbell | 8 | Son | — | Iowa |
| 38 | John Clay | 30 | Head | Farm Laborer | Missouri |
| 39 | Polly Clay | 36 | Wife | — | Arkansas |
| 40 | Fred W. Nelson | 54 | Head | State Tax Commissioner | Iowa |
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)