DC
Dorothy Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Erie-County, Ohio
Our Model Tree links this Dorothy Clark across the 1920, 1930 and 1940 US Censuses in Erie-County, Ohio (XGBoost, ~Confirmed), with identified parents Albert & Nannie — first a daughter (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, Ohio |
| Surname | Clark |
| Given Name | Dorothy A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Perkins |
| 1935 Residence (County) | Erie |
| Additional Details | |
| Occupation | Typist |
| Industry | Soldiers |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 684 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Typist |
| Township / Ward | Perkins |
| Est. Birth Year | ~1919 |
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 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Clark | Daughter | — | 21 | ~1919 |
| Edward Clark | Head | — | 44 | ~1896 |
| Edward Clark | Son | — | 19 | ~1921 |
| Eugene Clark | Son | — | 14 | ~1926 |
| Beatrice Clark | Spouse | — | 41 | ~1899 |
Census Appearances
1920
Erie, Ohio
Daughter, age
Erie, Ohio · implied b. ~1920 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Dorothy H. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | South Carolina |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Erie, Ohio
Daughter, age 11
Erie, Ohio · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Dorothy V. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Erie-County, Ohio
Daughter, age 21
Erie-County, Ohio · implied b. ~1919 — 5 household members
| Surname | Clark |
| Given Name | Dorothy A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Perkins |
| 1935 Residence (County) | Erie |
| Occupation | Typist |
| Industry | Soldiers |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 684 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Albert Clark (~0.92 confidence) and mother Nannie Clark (~0.92 confidence) and father Edward Clark (~0.92 confidence) and father Edward Clark (~0.92 confidence) and mother Beatrice Clark (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Clark
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Nannie Clark
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
Edward Clark
b. ~1896
Source father
● Household
· direct · ~0.92
Father
Edward Clark
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Beatrice Clark
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Clark
Daughter · 1940 · age 21 · b. ~1919 · Ohio
★ You are viewing this record
Sibling
Eugene Clark
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Clark
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 — Erie-County, Ohio
Open full size
1940 US Federal Census — Erie-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03063-00376)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Grace Bateman | 30 | Daughter | Laborer | Ohio |
| 42 | Robert O. White | 24 | Head | Roll Boy | Ohio |
| 43 | Gertie White | 22 | Wife | — | Ohio |
| 44 | James White | 44 | Step Father | — | S. Carolina |
| 45 | James Swayn | 44 | Head | Labour | Ohio |
| 46 | Laura Swayn | 40 | Wife | — | Ohio |
| 47 | Arthur Swayn | 21 | Son | Labour | Ohio |
| 48 | Loretta Swayn | 19 | Daughter | — | Ohio |
| 49 | Mildred Swayn | 17 | Daughter | — | Ohio |
| 50 | Donald Swayn | 12 | Son | — | Ohio |
| 51 | Eugene Swayn | 10 | Daughter | — | Ohio |
| 52 | William Swayn | 5 | Son | — | Ohio |
| 53 | John Penire | 62 | Head | — | Ohio |
| 54 | Zoe Penire | 59 | Wife | — | Indiana |
| 55 | James O. Lyon | 24 | Head | — | Ohio |
| 56 | Evelyn Lyon | 24 | Wife | — | Ohio |
| 57 | Sheila Lyon | 3 | Daughter | — | Ohio |
| 58 | Martha Lyon | 2 | Daughter | — | Ohio |
| 59 | Dennis Lyon | 1 | Son | — | Ohio |
| 60 | Jay Storch | 24 | Head | Painter | Pa |
| 61 | Elizabeth Storch | 24 | Wife | Panspread | Oklahoma |
| 62 | Jane Storch | 8 | Daughter | — | Ohio |
| 63 | Sam Storch | 4 | Son | — | Ohio |
| 64 | William Storch | 3 | Son | — | Ohio |
| 65 | John E. Alber | 40 | Head | Roller & Grader | Germany |
| 66 | Lucia Alber | 42 | Wife | — | Germany |
| 67 | William Alber | 14 | Son | — | Ohio |
| 68 | Jesse Alber | 12 | Daughter | — | Ohio |
| 69 | Elbert Clark | 28 | Head | Laborer | S. Carolina |
| 70 | Lora Clark | 23 | Wife | — | Ohio |
| 71 | Margaret Clark | 4 | Daughter | — | Ohio |
| 72 | Nancy Clark | 3 | Daughter | — | Ohio |
| 73 | Albert Clark | 1 | Son | — | Ohio |
| 74 | Lillian Purnell | 27 | Head | Maid | New York |
| 75 | Edward Clark | 44 | Head | Plummer | Ohio |
| 76 | Beatrice Clark | 41 | Wife | — | Ohio |
| 77 | Dorothy A. Clark THIS PERSON | 21 | Daughter | Typist | Ohio |
| 78 | Edward Clark | 19 | Son | Laborer | Ohio |
| 79 | Eugene Clark | 14 | Son | — | Ohio |
| 80 | Mamie Eager | 60 | Head | — | Ohio |
Pedigree Summary
Dorothy + 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)