MC
Margaret Cook — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Berrien-County, Michigan
Our Model Tree links this Margaret Cook across the 1930 and 1940 US Censuses in Berrien-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1909), then head of a 8-person household.
Age 31
b. ~1909
Female
Spouse
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Berrien-County, Michigan |
| Surname | Cook |
| Given Name | Margaret |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Niles |
| 1935 Residence (County) | Berrien |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Niles City |
| Est. Birth Year | ~1909 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Valerie Cook | Daughter | — | 2 | ~1938 |
| Judith Cook | Daughter | — | 3 | ~1937 |
| Karen Cook | Daughter | — | 5 | ~1935 |
| Sharon Cook | Daughter | — | 7 | ~1933 |
| Sheridan Cook | Head | — | 32 | ~1908 |
| Karl Cook | Son | — | 13 | ~1927 |
| Joseph Cook | Son | — | 9 | ~1931 |
| Margaret Cook | Spouse | — | 31 | ~1909 |
Census Appearances
1930
Berrien, Michigan
Other, age 21
Berrien, Michigan · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Margaret B. |
| Relationship to Head | Daughter-in-law |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 17 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Berrien-County, Michigan
Spouse, age 31
Berrien-County, Michigan · implied b. ~1909 — 8 household members
| Surname | Cook |
| Given Name | Margaret |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Niles |
| 1935 Residence (County) | Berrien |
| Highest Grade | Hs 4 |
| 1935 Residence | Michigan |
| 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 Margaret Cook across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Cook
Spouse · 1940 · age 31 · b. ~1909 · Michigan
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Berrien-County, Michigan
Open full size
1940 US Federal Census — Berrien-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01732-00812)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jane Mcveigh | 11 | daughter | — | New Jersey |
| 2 | Eugene Mcveigh | 12 | son | — | New Jersey |
| 3 | Edith Snyder | 32 | head | — | Illinois |
| 4 | Rollo D. Vincent | 57 | head | Car Repairer | Vermont |
| 5 | Vera A. Vincent | 55 | wife | — | Michigan |
| 6 | V. Hannah Vincent | 21 | daughter | Beauty Operator | Michigan |
| 7 | George J. Vetter | 54 | head | Dentist | Michigan |
| 8 | Kathryn S. Vetter | 45 | wife | — | Michigan |
| 9 | John H. Vetter | 21 | son | Installer | Michigan |
| 10 | Thomas J. Vetter | 16 | son | — | Michigan |
| 11 | Alan I. Vetter | 9 | son | — | Indiana |
| 12 | Hannah Casperson | 61 | head | — | Ireland |
| 13 | Dean A. Morton | 33 | head | Dentist | Michigan |
| 14 | Flora E. Morton | 32 | wife | — | Michigan |
| 15 | Mary J. Morton | 11 | daughter | — | Michigan |
| 16 | Charles Dean Morton | 2 | son | — | Michigan |
| 17 | Rudolph Wenzel | 40 | head | Steam Fitter | Michigan |
| 18 | Mildred Wenzel | 29 | wife | — | Indiana |
| 19 | Marilyn Wenzel | 6 | daughter | — | Michigan |
| 20 | Frank Shalla | 78 | head | — | Michigan |
| 21 | Anna Shalla | 73 | wife | — | Germany |
| 22 | Sheridan Cook | 32 | head | Reporter | Michigan |
| 23 | Margaret Cook THIS PERSON | 31 | wife | — | Michigan |
| 24 | Karl Cook | 13 | son | — | Michigan |
| 25 | Joseph Cook | 9 | son | — | Michigan |
| 26 | Sharon Cook | 7 | daughter | — | Michigan |
| 27 | Karen Cook | 5 | daughter | — | Michigan |
| 28 | Judith Cook | 3 | daughter | — | Michigan |
| 29 | Valerie Cook | 2 | daughter | — | Michigan |
| 30 | Luther Harrell | 41 | head | Janitor | Tennessee |
| 31 | Pearl Harrell | 41 | wife | — | Tennessee |
| 32 | Emmett Harrell | 19 | son | — | Tennessee |
| 33 | Pauline Harrell | 16 | daughter | — | Tennessee |
| 34 | Barbara Harrell | 14 | daughter | — | Tennessee |
| 35 | Luther Jr. Harrell | 11 | son | — | Tennessee |
| 36 | Violet Harrell | 9 | daughter | — | Michigan |
| 37 | Verda S. Harrell | 6 | daughter | — | Michigan |
| 38 | Richard Harrell | 1 | son | — | Michigan |
| 39 | Edgar Harrell | 20 | son | Labor | Tennessee |
| 40 | Helen Harrell | 17 | daughter-in-law | Labor | Michigan |
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)