MC
Mildred Cook — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ingham-County, Michigan
Our Model Tree links this Mildred Cook across the 1930 and 1940 US Censuses in Ingham-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 9-person household.
Age 12
b. ~1928
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ingham-County, Michigan |
| Surname | Cook |
| Given Name | Mildred E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Lansing |
| 1935 Residence (County) | Ingham |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Lansing |
| Est. Birth Year | ~1928 |
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 Mildred | Age | Birth yr |
|---|---|---|---|---|
| Richard Cook | Son | — | 8 | ~1932 |
| Bertha Cook | Spouse | — | 32 | ~1908 |
| Betty Cook | Daughter | — | 13 | ~1927 |
| Joyce Cook | Daughter | — | 5 | ~1935 |
| Milo Cook | Son | — | 7 | ~1933 |
| Ivan Dakin | Other | — | 29 | ~1911 |
| Mildred Cook | Daughter | — | 12 | ~1928 |
| Milo Cook | Head | — | 35 | ~1905 |
| Nancy Cook | Son | — | 10 | ~1930 |
Census Appearances
1930
Ingham, Michigan
Daughter, age 2
Ingham, Michigan · implied b. ~1928 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Mildred E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Czecho-Slovakia |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Ingham-County, Michigan
Daughter, age 12
Ingham-County, Michigan · implied b. ~1928 — 9 household members
| Surname | Cook |
| Given Name | Mildred E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Lansing |
| 1935 Residence (County) | Ingham |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| 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 Mildred Cook across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mildred Cook
Daughter · 1940 · age 12 · b. ~1928 · Michigan
★ You are viewing this record
Sibling
Joyce Cook
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nancy Cook
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Cook
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Milo Cook
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Cook
Sibling · 1940 · age 13
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-t0627-01760-00023)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William K. Jr. Thies | 3 | Son | — | Michigan |
| 2 | Head Ends Block 20 | 0 | and Begins | — | Michigan |
| 3 | Sam R. Parker | 53 | Head | Laborer | Michigan |
| 4 | Crystal Parker | 53 | Wife | — | Michigan |
| 5 | Carl Anderson | 29 | Head | Winder | Michigan |
| 6 | Johanna M. Anderson | 27 | Wife | — | Michigan |
| 7 | Anthony O'Brien | 53 | Head | Tool Buyer | Michigan |
| 8 | Christine O'Brien | 51 | Wife | — | Michigan |
| 9 | Jean J. O'Brien | 21 | Daughter | Clerk | Michigan |
| 10 | Louisa Bane | 81 | Mother | — | Germany |
| 11 | O'Dell O. Beals | 23 | Head | Laborer | Tennessee |
| 12 | Fern L. Beals | 22 | Wife | — | Missouri |
| 13 | Charles Joseph | 26 | Head | Laborer | Michigan |
| 14 | Jennie Joseph | 23 | Wife | — | Michigan |
| 15 | Kenneth K. Joseph | 1 | Daughter | — | Michigan |
| 16 | Clyde A. Kane | 38 | Head | Laborer | Michigan |
| 17 | Doris A. Kane | 33 | Wife | Laborer | Michigan |
| 18 | Gladys W. Kane | 32 | Wife | — | Michigan |
| 19 | Lloyd Rippley | 26 | Head | Laborer | Oregon |
| 20 | Dorothy Rippley | 23 | Wife | — | Michigan |
| 21 | Sam A. Rippley | 3 | Son | — | Michigan |
| 22 | Lynn J. Rippley | 1 | Son | — | Michigan |
| 23 | William Van Leuven | 78 | Head | — | New York |
| 24 | Otto J. Parker | 28 | Head | Laborer | Michigan |
| 25 | Louise Parker | 25 | Wife | — | Michigan |
| 26 | Howard W. Tuttle | 54 | Head | Laborer | Michigan |
| 27 | Mary Tuttle | 55 | Wife | — | Canada |
| 28 | Clarence A. Harwood | 69 | Head | Laborer | Michigan |
| 29 | Celia Harwood | 64 | Wife | — | Michigan |
| 30 | Harold B. Harwood | 32 | Son | — | Michigan |
| 31 | Milo D. Cook | 35 | Head | Laborer | Louisiana |
| 32 | Bertha D. Cook | 32 | Wife | — | Saskatchewan |
| 33 | Betty R. Cook | 13 | Daughter | — | Michigan |
| 34 | Mildred E. Cook THIS PERSON | 12 | Daughter | — | Michigan |
| 35 | Nancy Cook | 10 | Son | — | Michigan |
| 36 | Richard D. Cook | 8 | Son | — | Michigan |
| 37 | Milo D. Cook | 7 | Son | — | Michigan |
| 38 | Joyce M. Cook | 5 | Daughter | — | Michigan |
| 39 | Ivan J. Dakin | 29 | Step-son | Plasterer | Michigan |
| 40 | Timothy J. Murphy | 64 | Head | Steam Fitter | New York |
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)