MC
Margaret Cooper — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Pulaski-County, Indiana
Our Model Tree links this Margaret Cooper across the 1930 and 1940 US Censuses in Pulaski-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Pulaski-County, Indiana |
| Surname | Cooper |
| Given Name | Margaret |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Ripley (part of) |
| 1935 Residence (County) | Pulaski |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Ripley Part Of |
| Est. Birth Year | ~1924 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Leora Cooper | Spouse | — | 36 | ~1904 |
| Margaret Cooper | Daughter | — | 16 | ~1924 |
| Charles Cooper | Head | — | 38 | ~1902 |
| James Cooper | Son | — | 2 | ~1938 |
| Olive Cooper | Daughter | — | 10 | ~1930 |
| Donald Cooper | Son | — | 8 | ~1932 |
| Lois Cooper | Daughter | — | 13 | ~1927 |
| Jennie Cooper | Daughter | — | 5 | ~1935 |
| Charles Cooper | Son | — | 14 | ~1926 |
Census Appearances
1930
Pulaski, Indiana
Daughter, age 6
Pulaski, Indiana · implied b. ~1924 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Pulaski-County, Indiana
Daughter, age 16
Pulaski-County, Indiana · implied b. ~1924 — 9 household members
| Surname | Cooper |
| Given Name | Margaret |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Ripley (part of) |
| 1935 Residence (County) | Pulaski |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Margaret Cooper across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Cooper
Daughter · 1940 · age 16 · b. ~1924 · Indiana
★ You are viewing this record
Sibling
Lois Cooper
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Cooper
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Cooper
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Olive Cooper
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Cooper
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jennie Cooper
Sibling · 1940 · age 5
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 — Pulaski-County, Indiana
Open full size
1940 US Federal Census — Pulaski-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01088-00052)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Agnes Adams | 8 | daughter | — | Indiana |
| 42 | Alma Adams | 7 | daughter | — | Indiana |
| 43 | Linney Adams | 4 | son | — | Indiana |
| 44 | Melbourne Adams | 19 | brother | Laborer | Wisconsin |
| 45 | Florence Stark | 54 | head | Laborer | Indiana |
| 46 | Donald Stark | 22 | son | Farmer | Indiana |
| 47 | Evelyn Stark | 21 | daughter | — | Indiana |
| 48 | Lee Copeland | 30 | hired hand | Laborer | Indiana |
| 49 | Charles G. Mays | 54 | head | Trustee | Indiana |
| 50 | Pearl A. Mays | 49 | wife | — | Indiana |
| 51 | Edith Mays | 17 | daughter | — | Indiana |
| 52 | Pearl M. Mays | 15 | daughter | — | Indiana |
| 53 | Cyrus Barker | 56 | hired hand | Laborer | Indiana |
| 54 | Melvin Heims | 26 | head | Laborer | Indiana |
| 55 | Blanche Heims | 23 | wife | — | Indiana |
| 56 | Wayne Heims | 1 | son | — | Indiana |
| 57 | Ralph H. Heims | 28 | head | Farmer | Indiana |
| 58 | Florence Heims | 28 | wife | — | Indiana |
| 59 | Estella Heims | 5 | daughter | — | Indiana |
| 60 | Ralph Jr. Heims | 3 | son | — | Indiana |
| 61 | Luella Ann Heims | 1 | daughter | — | Indiana |
| 62 | Charles Cooper | 38 | head | Section Hand | Indiana |
| 63 | Leora Cooper | 36 | wife | — | Indiana |
| 64 | Margaret Cooper THIS PERSON | 16 | daughter | — | Indiana |
| 65 | Charles Cooper | 14 | son | — | Indiana |
| 66 | Lois Cooper | 13 | daughter | — | Indiana |
| 67 | Olive Cooper | 10 | daughter | — | Indiana |
| 68 | Donald Cooper | 8 | son | — | Indiana |
| 69 | Jennie Cooper | 5 | daughter | — | Indiana |
| 70 | James Cooper | 2 | son | — | Indiana |
| 71 | Walter H. Bridgeman | 30 | head | Lineman | Indiana |
| 72 | Lyda Bridgeman | 31 | wife | — | Indiana |
| 73 | Walter Jr. Bridgeman | 8 | son | — | Indiana |
| 74 | Cecil Bridgeman | 7 | son | — | Indiana |
| 75 | Thomas Bridgeman | 4 | son | — | Indiana |
| 76 | Sandra Bridgeman | 1 | daughter | — | Indiana |
| 77 | Here Begins The Enumeration Of Ripley | None | — | — | — |
| 78 | Russell Button | 58 | head | — | Indiana |
| 79 | Lillie Button | 63 | wife | — | Indiana |
| 80 | Cecil Button | 24 | son | Laborer | Indiana |
Related Census Records
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)