DP
Dorothy Peterson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lucas-County, Ohio
Our Model Tree links this Dorothy Peterson across the 1920, 1930 and 1940 US Censuses in Lucas-County, Ohio (XGBoost, ~Confirmed), with identified parents George & Ray — first a daughter (b.~1918), then head of a 6-person household.
Age 22
b. ~1918
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lucas-County, Ohio |
| Surname | Peterson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Lucas |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Dairy Office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2624 |
| Highest Grade | Hs 4 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Bookkeeper |
| Township / Ward | Washington 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Leonard Peterson | Son | — | 21 | ~1919 |
| Walter Peterson | Son | — | 19 | ~1921 |
| Ray Peterson | Head | — | 52 | ~1888 |
| Dorothy Peterson | Daughter | — | 22 | ~1918 |
| Stella Peterson | Spouse | — | 51 | ~1889 |
| Catherine Peterson | Daughter | — | 11 | ~1929 |
Census Appearances
1920
Lucas, Ohio
Daughter, age 2
Lucas, Ohio · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Dorothy M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Lucas, Ohio
Daughter, age 12
Lucas, Ohio · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| 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
Lucas-County, Ohio
Daughter, age 22
Lucas-County, Ohio · implied b. ~1918 — 6 household members
| Surname | Peterson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Lucas |
| Occupation | Bookkeeper |
| Industry | Dairy Office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2624 |
| Highest Grade | Hs 4 |
| 1935 Residence | Ohio |
| 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 Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Peterson (~0.92 confidence) and father Ray Peterson (~0.92 confidence) and father Roy Peterson (~0.92 confidence) and mother Stella Peterson (~0.92 confidence) and mother Lila Peterson (~0.92 confidence) and mother Sarah Peterson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Peterson
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Ray Peterson
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Roy Peterson
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Stella Peterson
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Lila Peterson
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Sarah Peterson
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Peterson
Daughter · 1940 · age 22 · b. ~1918 · Ohio
★ You are viewing this record
Sibling
Walter Peterson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leonard Peterson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Peterson
Sibling · 1940 · age 11
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 — Lucas-County, Ohio
Open full size
1940 US Federal Census — Lucas-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03106-00296)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank Tanner | 45 | Head | Truck Driver | Kentucky |
| 42 | Thelma A. Tanner | 21 | Daughter | — | Kentucky |
| 43 | Paul Tanner | 20 | Son | Hired Helper | Kentucky |
| 44 | Harold Tanner | 18 | Son | — | Ohio |
| 45 | Robert Tanner | 13 | Son | — | Ohio |
| 46 | James Ray Tanner | 12 | Son | — | Ohio |
| 47 | Doris June Tanner | 10 | Daughter | — | Ohio |
| 48 | Martha Cales | 38 | Lodger | Laborer | Kentucky |
| 49 | Martin Slovak | 36 | Head | Laborer | Czechoslovakia |
| 50 | Agnes Slovak | 26 | Wife | — | Ohio |
| 51 | Carol Slovak | 2 | Daughter | — | Ohio |
| 52 | Richard Slovak | 0 | Son | — | Ohio |
| 53 | Werner Rohner | 43 | Head | Press Operator | Switzerland |
| 54 | Marguerite Rohner | 34 | Wife | — | Colorado |
| 55 | Viola Rohner | 13 | Daughter | — | Michigan |
| 56 | Clara Stucker | 26 | Sister-in-law | — | Illinois |
| 57 | William Boerger | 63 | Head | Tester | Ohio |
| 58 | Caroline Boerger | 64 | Wife | Millwright | Ohio |
| 59 | Catherine Bowman | 23 | Daughter | — | Ohio |
| 60 | Glenn Bowman | 25 | Son-in-law | Meat Cutter | Ohio |
| 61 | Henry Guer | 37 | Head | Sausage Maker | Germany |
| 62 | Martha Guer | 36 | Wife | — | Germany |
| 63 | Milton Guer | 9 | Son | — | Ohio |
| 64 | Jean Guer | 9 | Daughter | — | Ohio |
| 65 | Catherine Guer | 7 | Daughter | — | Ohio |
| 66 | Joan Guer | 5 | Daughter | — | Ohio |
| 67 | Robert Swearingen | 38 | Head | Repairman | Ohio |
| 68 | Ethel Swearingen | 33 | Wife | — | Washington |
| 69 | Lois Swearingen | 12 | Daughter | — | Ohio |
| 70 | Robert Swearingen | 11 | Son | — | Washington |
| 71 | Darrell Swearingen | 9 | Son | — | Washington |
| 72 | Doris Jean Swearingen | 6 | Daughter | — | Ohio |
| 73 | Ray Peterson | 52 | Head | Manager | Ohio |
| 74 | Stella Peterson | 51 | Wife | — | Ohio |
| 75 | Dorothy Peterson THIS PERSON | 22 | Daughter | Bookkeeper | Ohio |
| 76 | Leonard Peterson | 21 | Son | Truck Driver | Ohio |
| 77 | Walter Peterson | 19 | Son | Assistant | Ohio |
| 78 | Catherine Peterson | 11 | Daughter | — | Ohio |
| 79 | Charles Schouten | 64 | Head | Farmer | Ohio |
| 80 | Jacob Schouten | 65 | Brother | Farmer | Ohio |
Pedigree Summary
Dorothy + 3 siblings
Gen 1 · 6 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)