RC
Ruth Cooper — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ingham-County, Michigan
Our Model Tree links this Ruth Cooper across the 1920, 1930 and 1940 US Censuses in Ingham-County, Michigan (XGBoost, ~Confirmed), with identified parents Albert & William — first a daughter (b.~1915), then head of a 5-person household.
Age 25
b. ~1915
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ingham-County, Michigan |
| Surname | Cooper |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Lansing City |
| 1935 Residence (County) | Ingham |
| Additional Details | |
| Occupation | Housework |
| Industry | Private |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 520 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Housework |
| Township / Ward | Lansing City |
| Est. Birth Year | ~1915 |
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 Ruth | Age | Birth yr |
|---|---|---|---|---|
| Hazel Cooper | Daughter | — | 19 | ~1921 |
| Frances Cooper | Daughter | — | 23 | ~1917 |
| Allie Cooper | Head | — | 46 | ~1894 |
| Isabel Cooper | Daughter | — | 23 | ~1917 |
| Ruth Cooper | Daughter | — | 25 | ~1915 |
Census Appearances
1920
Ingham, Michigan
Daughter, age 3
Ingham, Michigan · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Ruth V. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Kentucky |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Ingham, Michigan
Daughter, age 14
Ingham, Michigan · implied b. ~1916 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Ingham-County, Michigan
Daughter, age 25
Ingham-County, Michigan · implied b. ~1915 — 5 household members
| Surname | Cooper |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Lansing City |
| 1935 Residence (County) | Ingham |
| Occupation | Housework |
| Industry | Private |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 520 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Ruth Cooper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Albert Cooper (~0.92 confidence) and father William Cooper (~0.92 confidence) and mother Alice Cooper (~0.92 confidence) and mother Allie Cooper (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Cooper
b. ~1894
Source father
● Household
· direct · ~0.92
Father
William Cooper
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Alice Cooper
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Allie Cooper
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Cooper
Daughter · 1940 · age 25 · b. ~1915 · Michigan
★ You are viewing this record
Sibling
Hazel Cooper
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Cooper
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isabel Cooper
Sibling · 1940 · age 23
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 — Ingham-County, Michigan
Open full size
1940 US Federal Census — Ingham-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01760-00654)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Grace Chingwell | 24 | Daughter | Waitress | Michigan |
| 42 | Harvey Hessig | 45 | Cousin | Salesman | Syria |
| 43 | Frank Marker | 51 | Head | Trucking | Michigan |
| 44 | Bessie Marker | 44 | Wife | Housework | Michigan |
| 45 | Lauren Swanson | 20 | Son | Helper | Michigan |
| 46 | Martha Donlan | 72 | Mother-in-law | — | Michigan |
| 47 | S. C. Marker | 78 | Uncle | — | Pennsylvania |
| 48 | Peter S. Daly | 50 | Head | Maintenance | Canada-Eng |
| 49 | Alice S. Daly | 36 | Wife | — | Michigan |
| 50 | Joseph P. Daly | 15 | Son | — | Michigan |
| 51 | Theresa E. Daly | 14 | Daughter | — | Michigan |
| 52 | Geraldine A. Daly | 13 | Daughter | — | Michigan |
| 53 | Margaret M. Daly | 12 | Daughter | — | Michigan |
| 54 | Mary Frances Daly | 9 | Daughter | — | Michigan |
| 55 | Richard Eugene Daly | 7 | Son | — | Michigan |
| 56 | John H. Daly | 4 | Son | — | Michigan |
| 57 | Rose Ann Daly | 2 | Daughter | — | Michigan |
| 58 | Charles Hubbard | 28 | Head | Porter | Mississippi |
| 59 | Dorine Hubbard | 23 | Wife | — | S. Carolina |
| 60 | Estella Hubbard | 10 | Daughter | — | Pennsylvania |
| 61 | Elizabeth Hubbard | 11 | Daughter | — | Pennsylvania |
| 62 | Simon Hubbard | 25 | Brother | Cook | Mississippi |
| 63 | Hattie Gash | 40 | Lodger | — | Kentucky |
| 64 | Dorothy Ewing | 17 | Lodger | — | Kentucky |
| 65 | Benjamin Johnson | 43 | Head | Fireman | Arkansas |
| 66 | Ambrosia Johnson | 41 | Wife | — | Arkansas |
| 67 | Mary Johnson | 19 | Daughter | Housemaid | Kansas |
| 68 | Ruth Johnson | 15 | Daughter | — | Michigan |
| 69 | Vernetta Johnson | 7 | Daughter | — | Michigan |
| 70 | Stanley H. Pointer | 44 | Head | Cabinet Maker | Michigan |
| 71 | Ethel Pointer | 38 | Wife | — | Michigan |
| 72 | Jerry Pointer | 17 | Son | Janitor | Michigan |
| 73 | Lawrence Pointer | 14 | Son | — | Michigan |
| 74 | Robert Pointer | 12 | Son | — | Michigan |
| 75 | Charles West | 19 | Brother-in-law | — | Michigan |
| 76 | Allie Cooper | 46 | Head | — | Kentucky |
| 77 | Ruth Cooper THIS PERSON | 25 | Daughter | Housework | Michigan |
| 78 | Frances Cooper | 23 | Daughter | Housework | Michigan |
| 79 | Isabel Cooper | 23 | Daughter | Typing | Michigan |
| 80 | Hazel Cooper | 19 | Daughter | Housework | Michigan |
Pedigree Summary
Ruth + 3 siblings
Gen 1 · 4 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)