EJ
Ethel Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Dauphin-County, Pennsylvania
Our Model Tree links this Ethel Johnson across the 1920, 1930 and 1940 US Censuses in Dauphin-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Earl & Carl — first a daughter (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dauphin-County, Pennsylvania |
| Surname | Johnson |
| Given Name | Ethel I. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Reed Twp |
| 1935 Residence (County) | Dauphin |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Reed Twp |
| Est. Birth Year | ~1918 |
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 Ethel | Age | Birth yr |
|---|---|---|---|---|
| Ethel Johnson | Daughter | — | 22 | ~1918 |
| Earl Johnson | Head | — | 51 | ~1889 |
| Frank Johnson | Son | — | 19 | ~1921 |
| Eva Johnson | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Dauphin, Pennsylvania
Other, age 2
Dauphin, Pennsylvania · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ethel |
| Relationship to Head | grandchild |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Dauphin, Pennsylvania
Daughter, age 12
Dauphin, Pennsylvania · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Dauphin-County, Pennsylvania
Daughter, age 22
Dauphin-County, Pennsylvania · implied b. ~1918 — 4 household members
| Surname | Johnson |
| Given Name | Ethel I. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Reed Twp |
| 1935 Residence (County) | Dauphin |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Earl Johnson (~0.92 confidence) and father Carl Johnson (~0.92 confidence) and mother Eva Johnson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Earl Johnson
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Carl Johnson
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Eva Johnson
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ethel Johnson
Daughter · 1940 · age 22 · b. ~1918 · Pennsylvania
★ You are viewing this record
Sibling
Frank Johnson
Sibling · 1940 · age 19
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 — Dauphin-County, Pennsylvania
Open full size
1940 US Federal Census — Dauphin-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03484-00529)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Norma M. Stuckey | 10 | Granddaughter | — | Pennsylvania |
| 2 | Webster H. Keister | 28 | Head | Proprietor | Pennsylvania |
| 3 | Naomi M. Keister | 25 | Wife | — | Pennsylvania |
| 4 | Earl D. Johnson | 51 | Head | Laborer | Pennsylvania |
| 5 | Eva A. Johnson | 50 | Wife | — | Pennsylvania |
| 6 | Ethel I. Johnson THIS PERSON | 22 | Daughter | — | Pennsylvania |
| 7 | Frank E. Johnson | 19 | Son | — | Pennsylvania |
| 8 | Raymond C. Bell | 50 | Head | Laborer | Pennsylvania |
| 9 | Mabel E. Bell | 42 | Wife | — | Pennsylvania |
| 10 | Ida E. Zimmerman | 65 | Head | — | Pennsylvania |
| 11 | James E. Zimmerman | 46 | Son | Laborer | Pennsylvania |
| 12 | Alfred J. Zimmerman | 45 | Son | Minister | Pennsylvania |
| 13 | Lucy E. Zimmerman | 42 | Daughter | — | Pennsylvania |
| 14 | Virginia M. Britton | 8 | Daughter | — | Pennsylvania |
| 15 | Miriam E. Britton | 6 | Daughter | — | Pennsylvania |
| 16 | John H. Zimmerman | 26 | Head | Laborer | Pennsylvania |
| 17 | Frances R. Zimmerman | 26 | Wife | — | Pennsylvania |
| 18 | Bertha M. Zimmerman | 7 | Daughter | — | Pennsylvania |
| 19 | John H. Jr. Zimmerman | 4 | Son | — | Pennsylvania |
| 20 | Kenneth L. Zimmerman | 2 | Son | — | Pennsylvania |
| 21 | Robert E. Zimmerman | 1 | Son | — | Pennsylvania |
| 22 | John W. Mummma | 30 | Head | Pipe Layer | Pennsylvania |
| 23 | Phoebe V. Mummma | 29 | Wife | — | Pennsylvania |
| 24 | John W. Jr. Mummma | 9 | Son | — | Pennsylvania |
| 25 | Calvin C. Shoop | 66 | Head | Farmer | Pennsylvania |
| 26 | Anna M. Shoop | 61 | Wife | — | Pennsylvania |
| 27 | Ceylon C. Shoop | 31 | Son | Engineer | Pennsylvania |
| 28 | Stanley L. Shoop | 21 | Son | Carpenter Helper | Pennsylvania |
| 29 | Martin Serncsak | 45 | Head | Night Watchman | Austria Hungary |
| 30 | Maud M. Serncsak | 41 | Wife | — | Pennsylvania |
| 31 | Martin J. Serncsak | 14 | Son | — | Pennsylvania |
| 32 | Joseph Serncsak | 55 | Brother | — | Austria Hungary |
| 33 | Mable E. Luckens | 51 | Head | Kitchen Work | Pennsylvania |
| 34 | Amelia B. Eckert | 37 | Head | — | Austria |
| 35 | Charles E. Eckert | 4 | Son | — | Pennsylvania |
| 36 | Patrick P. Duncan | 46 | Head | Farmer | Pennsylvania |
| 37 | Madalyn Duncan | 38 | Wife | — | Pennsylvania |
| 38 | Stewart D. Duncan | 19 | Son | New Worker | Pennsylvania |
| 39 | Daniel H. Lain | 54 | Head | Laborer | Pennsylvania |
| 40 | Jane R. Lain | 46 | Wife | — | Pennsylvania |
Pedigree Summary
Ethel + 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)