DC
Dorothy Cooper — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Henry-County, Ohio
Our Model Tree links this Dorothy Cooper across the 1930 and 1940 US Censuses in Henry-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 10-person household.
Age 17
b. ~1923
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Henry-County, Ohio |
| Surname | Cooper |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Holgate Village |
| 1935 Residence (County) | Henry |
| Additional Details | |
| Occupation | New Worker |
| Industry | House Work |
| Class of Worker | PW |
| Income (1939) | 520 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | New Worker |
| Township / Ward | Holgate Village |
| Est. Birth Year | ~1923 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Virginia Cooper | Daughter | — | 11 | ~1929 |
| Lucy Cooper | Daughter | — | 2 | ~1938 |
| Loretta Cooper | Spouse | — | 37 | ~1903 |
| William Cooper | Head | — | 41 | ~1899 |
| Betty Cooper | Daughter | — | 9 | ~1931 |
| William Cooper | Son | — | 7 | ~1933 |
| Donald Cooper | Son | — | 19 | ~1921 |
| Donna Cooper | Daughter | — | 13 | ~1927 |
| Robert Cooper | Son | — | 16 | ~1924 |
| Dorothy Cooper | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Henry, Ohio
Daughter, age 7
Henry, Ohio · implied b. ~1923 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| 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
Henry-County, Ohio
Daughter, age 17
Henry-County, Ohio · implied b. ~1923 — 10 household members
| Surname | Cooper |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Holgate Village |
| 1935 Residence (County) | Henry |
| Occupation | New Worker |
| Industry | House Work |
| Class of Worker | PW |
| Income (1939) | 520 |
| Highest Grade | Hs 2 |
| 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 Cooper across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Dorothy Cooper
Daughter · 1940 · age 17 · b. ~1923 · Ohio
★ You are viewing this record
Sibling
Donna Cooper
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Cooper
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Cooper
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Cooper
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Cooper
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucy Cooper
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Cooper
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 — Henry-County, Ohio
Open full size
1940 US Federal Census — Henry-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03084-00138)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nellie Mclaughlin | 40 | Wife | — | Ohio |
| 42 | Wilma Winland | 11 | Niece | — | Ohio |
| 43 | Mary Mclaughlin | 20 | Sister | Clerk | Ohio |
| 44 | Archie Rettig | 43 | Head | Truck Driver | Ohio |
| 45 | Esther Rettig | 40 | Wife | — | Ohio |
| 46 | Bernard Rettig | 19 | Son | — | Ohio |
| 47 | Wilford Rettig | 17 | Son | Helper | Ohio |
| 48 | Nelson Rettig | 12 | Son | — | Ohio |
| 49 | Kenneth Rettig | 9 | Son | — | Ohio |
| 50 | Rebecca Eberle | 69 | Mother-in-law | — | Ohio |
| 51 | Conrad Franz | 74 | Head | — | Ohio |
| 52 | Grace Roddy | 52 | Head | — | Ohio |
| 53 | Carey Laub | 45 | Head | Owner | Ohio |
| 54 | Jeanine Laub | 46 | Wife | — | Ohio |
| 55 | Natalie Laub | 22 | Daughter | — | Ohio |
| 56 | Janet Laub | 18 | Daughter | — | Ohio |
| 57 | Walter Yackee | 34 | Head | Wrapper | Ohio |
| 58 | Hilda Yackee | 33 | Wife | Owner | Ohio |
| 59 | Pearl Boyd | 31 | Sister-in-law | Maid | Ohio |
| 60 | Ray Boyd | 10 | Nephew | — | Ohio |
| 61 | Virgil Boyd | 35 | Brother-in-law | Farm Hand | Ohio |
| 62 | Guy O. Cole | 70 | Head | — | Ohio |
| 63 | Elma Cole | 63 | Wife | — | Ohio |
| 64 | Virgil Fritsch | 40 | Head | Mail Carrier | Ohio |
| 65 | Bernice Fritsch | 37 | Wife | — | Ohio |
| 66 | Robert E. Fritsch | 12 | Son | — | Ohio |
| 67 | Marilyn Fritsch | 8 | Daughter | — | Ohio |
| 68 | William Cooper | 41 | Head | Laborer | Ohio |
| 69 | Loretta Cooper | 37 | Wife | — | Ohio |
| 70 | Donald Cooper | 19 | Son | Helper | Ohio |
| 71 | Dorothy Cooper THIS PERSON | 17 | Daughter | New Worker | Ohio |
| 72 | Robert Cooper | 16 | Son | — | Ohio |
| 73 | Donna M. Cooper | 13 | Daughter | — | Ohio |
| 74 | Virginia Cooper | 11 | Daughter | — | Ohio |
| 75 | Betty L. Cooper | 9 | Daughter | — | Ohio |
| 76 | William Cooper | 7 | Son | — | Ohio |
| 77 | Lucy M. Cooper | 2 | Daughter | — | Ohio |
| 78 | Walter Westrick | 51 | Head | Laborer | Ohio |
| 79 | Elenore Westrick | 51 | Wife | — | Ohio |
| 80 | Lucille Westrick | 29 | Daughter | Maid | Ohio |
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)