DJ
Dorothy Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cuyahoga, Ohio
Our Model Tree links this Dorothy Johnson across the 1910, 1920 and 1930 US Censuses in Cuyahoga, Ohio (XGBoost, ~Confirmed), with identified parents Frank & Frank — first a daughter (b.~1904), then head of a 5-person household.
Age 26
b. ~1904
Female
Daughter
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cuyahoga, Ohio |
| Surname | Johnson |
| Given Name | Dorothy B. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Occupation | Librarian |
| Industry | Public Library |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Librarian |
| Township / Ward | Parma Village |
| Est. Birth Year | ~1904 |
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 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Johnson | Daughter | — | 21 | ~1909 |
| Dorothy Johnson | Daughter | — | 26 | ~1904 |
| Frank Johnson | Head | — | 55 | ~1875 |
| Amelia Harmon | Other | — | 51 | ~1879 |
| Nellie Johnson | Other | — | 54 | ~1876 |
Census Appearances
1910
Cuyahoga, Ohio
Daughter, age 6
Cuyahoga, Ohio · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Dorothea |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Cuyahoga, Ohio
Daughter, age 16
Cuyahoga, Ohio · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Dorothy B. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Cuyahoga, Ohio
Daughter, age 26
Cuyahoga, Ohio · implied b. ~1904 — 5 household members
| Surname | Johnson |
| Given Name | Dorothy B. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Librarian |
| Industry | Public Library |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Dorothy Johnson across 3 US Census years (1910, 1920 and 1930) in Cuyahoga, Ohio, using XGBoost record linkage. Identified parents: father Frank Johnson (~0.92 confidence) and father Frank Johnson (~0.92 confidence) and father Frank Johnson (~0.92 confidence) and mother Belle Johnson (~0.92 confidence) and mother Grace Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Johnson
b. ~1875
Source father
● Household
· direct · ~0.92
Father
Frank Johnson
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Frank Johnson
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Belle Johnson
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Grace Johnson
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Johnson
Daughter · 1930 · age 26 · b. ~1904 · Ohio
★ You are viewing this record
Sibling
Elizabeth Johnson
Sibling · 1930 · age 21
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
1930 US Federal Census — Cuyahoga, Ohio
Open full size
1930 US Federal Census — Cuyahoga, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1788:0022)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Jennie V. Schmeiser | 37 | Wife-H | — | Ohio |
| 52 | Frederick Haak | 60 | Head | — | Germany |
| 53 | Elizabeth Haak | 66 | Wife-H | — | Germany |
| 54 | John G. Haak | 37 | Son | Assembler | Ohio |
| 55 | George Kimmer | 43 | Head | Real Estate | Germany |
| 56 | Anna Kimmer | 39 | Wife-H | — | Germany |
| 57 | Louisa E. Smiley | 45 | Head-H | — | Ohio |
| 58 | Arner Smiley | 23 | Son | Clerk | Ohio |
| 59 | Dorothy Smiley | 21 | Daughter | — | Ohio |
| 60 | Beatrice Smiley | 15 | Daughter | — | Ohio |
| 61 | Lucille Smiley | 11 | Daughter | — | Ohio |
| 62 | Mildred Smiley | 9 | Daughter | — | Ohio |
| 63 | Margaret Smiley | 7 | Daughter | — | Ohio |
| 64 | Anna Smiley | 75 | Mother-in-law | — | Germany |
| 65 | John G. Smiley | 52 | Brother-in-law | Carpenter | Ohio |
| 66 | Haak, Augusta Smiley | 78 | Mother | — | Germany |
| 67 | George Krausman | 51 | Head | Sheet Metal Worker | Ohio |
| 68 | Estella Krausman | 52 | Wife-H | — | Ohio |
| 69 | Grace G. Krausman | 20 | Daughter | Saleslady | Ohio |
| 70 | Ruth E. Krausman | 14 | Daughter | — | Ohio |
| 71 | Catherine L. Krausman | 13 | Daughter | — | Ohio |
| 72 | James Peters | 28 | Head | Salesman | Ohio |
| 73 | Irene Peters | 24 | Wife-H | — | Indiana |
| 74 | Irene Peters | 2 | Daughter | — | Ohio |
| 75 | Fred C. Jenks | 46 | Head | Contractor | Ohio |
| 76 | Ida M. Jenks | 45 | Wife-H | — | Ohio |
| 77 | Mildred H. Jenks | 21 | Daughter | Clerical | Ohio |
| 78 | Edythe M. Jenks | 17 | Daughter | — | Ohio |
| 79 | Lucie Knight | 35 | Head | Maid | Ohio |
| 80 | Frank T. Johnson | 55 | Head | Mayor | Ohio |
| 81 | Nellie P. Johnson | 54 | Wife-H | — | Ohio |
| 82 | Dorothy B. Johnson THIS PERSON | 26 | Daughter | Librarian | Ohio |
| 83 | Elizabeth J. Johnson | 21 | Daughter | — | Ohio |
| 84 | Amelia Harmon | 51 | Sister-in-law | — | Ohio |
| 85 | William Beach | 48 | Head | Proprietor | Ohio |
| 86 | Ada Beach | 42 | Wife-H | — | Ohio |
| 87 | Beverly J. Beach | 8 | Daughter | — | Ohio |
| 88 | Lois A. Beach | 8 | Daughter | — | Ohio |
| 89 | Shirley M. Beach | 5 | Daughter | — | Ohio |
| 90 | George M. Harrivel | 44 | Head | Stenographer | Ohio |
| 91 | Frances S. Harrivel | 68 | Mother-H | — | Michigan |
| 92 | John J. Harrivel | 94 | Grandfather | — | Germany |
| 93 | Elmer N. Steffen | 34 | Head | Paper Ruler | Ohio |
| 94 | Flora M. Steffen | 36 | Wife-H | — | Ohio |
| 95 | La Verne Steffen | 14 | Daughter | — | Ohio |
| 96 | Harold V. Steffen | 12 | Son | — | Ohio |
| 97 | Elmer W. Steffen | 10 | Son | — | Ohio |
| 98 | Dorothy F. Steffen | 8 | Daughter | — | Ohio |
| 99 | Paul G. Steffen | 4 | Son | — | Ohio |
| 100 | Lois A. Steffen | 1 | Daughter | — | Ohio |
Pedigree Summary
Dorothy + 1 sibling
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 1930 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)