GC
Grace Cook — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lancaster-County, Nebraska
Our Model Tree links this Grace Cook across the 1930 and 1940 US Censuses in Lancaster-County, Nebraska (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 10-person household.
Age 17
b. ~1923
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lancaster-County, Nebraska |
| Surname | Cook |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Lincoln City |
| 1935 Residence (County) | Lancaster |
| Additional Details | |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Lincoln City |
| 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 Grace | Age | Birth yr |
|---|---|---|---|---|
| Alfred Cook | Son | — | 15 | ~1925 |
| Grace Cook | Daughter | — | 17 | ~1923 |
| Albert Cook | Head | — | 39 | ~1901 |
| Alice Cook | Spouse | — | 35 | ~1905 |
| Howard Cook | Son | — | 11 | ~1929 |
| Rosalie Cook | Daughter | — | 3 | ~1937 |
| Carl Cook | Son | — | 1 | ~1939 |
| Clyde Cook | Son | — | 7 | ~1933 |
| Charles Cook | Son | — | 9 | ~1931 |
| Mary Cook | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Lancaster, Nebraska
Daughter, age 7
Lancaster, Nebraska · implied b. ~1923 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Grace I |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Lancaster-County, Nebraska
Daughter, age 17
Lancaster-County, Nebraska · implied b. ~1923 — 10 household members
| Surname | Cook |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Lincoln City |
| 1935 Residence (County) | Lancaster |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Grace Cook across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Grace Cook
Daughter · 1940 · age 17 · b. ~1923 · Nebraska
★ You are viewing this record
Sibling
Clyde Cook
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Cook
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Cook
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosalie Cook
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Cook
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Cook
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Cook
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 — Lancaster-County, Nebraska
Open full size
1940 US Federal Census — Lancaster-County, Nebraska
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02253-00195)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Peter Doxey | 45 | Head | Laborer | Texas |
| 42 | Francis A Doxey | 43 | Wife | — | Missouri |
| 43 | Rachael Doxey | 13 | Daughter | — | Nebraska |
| 44 | Gabriel Doxey | 9 | Son | — | Illinois |
| 45 | Marcus Doxey | 7 | Daughter | — | Nebraska |
| 46 | Marie Doxey | 5 | Daughter | — | Nebraska |
| 47 | Francis Doxey | 0 | Daughter | — | Nebraska |
| 48 | Albert A Cook | 39 | Head | Solicitor Dept | Illinois |
| 49 | Alice D Cook | 35 | Wife | — | Iowa |
| 50 | Grace Cook THIS PERSON | 17 | Daughter | — | Iowa |
| 51 | Alfred Cook | 15 | Son | — | Iowa |
| 52 | Mary Cook | 12 | Daughter | — | Iowa |
| 53 | Howard Cook | 11 | Son | — | Nebraska |
| 54 | Charles Cook | 9 | Son | — | Nebraska |
| 55 | Clyde Cook | 7 | Son | — | Nebraska |
| 56 | Rosalie Cook | 3 | Daughter | — | Nebraska |
| 57 | Carl Cook | 1 | Son | — | Nebraska |
| 58 | Calvin Monnett | 37 | Head | Truck Driver | Nebraska |
| 59 | Gladys A Monnett | 32 | Wife | — | Nebraska |
| 60 | Marilyn Monnett | 0 | Daughter | — | Nebraska |
| 61 | Richard Mckenna | 37 | Head | Baker | Nebraska |
| 62 | Edna L Mckenna | 39 | Wife | — | Nebraska |
| 63 | Ruth Mckenna | 15 | Daughter | — | Nebraska |
| 64 | Robert Mckenna | 14 | Son | — | Nebraska |
| 65 | Joyce Mckenna | 2 | Daughter | — | Nebraska |
| 66 | Henry Fritts | 54 | Head | Trucker | Illinois |
| 67 | Leamanda Fritts | 48 | Wife | — | Nebraska |
| 68 | Hugo Fritts | 22 | Son | Dept Store | Nebraska |
| 69 | Eugene Fritts | 18 | Son | — | Nebraska |
| 70 | Lois Fritts | 13 | Daughter | — | Nebraska |
| 71 | Henry Spahn | 42 | Head | Fireman | Nebraska |
| 72 | Bessie A Spahn | 41 | Wife | — | Nebraska |
| 73 | Lawrence Spahn | 20 | Son | Farmer | Nebraska |
| 74 | Roger Spahn | 19 | Son | Delivery Boy | Nebraska |
| 75 | Joan Spahn | 16 | Daughter | — | Nebraska |
| 76 | Fred B Leidholt | 56 | Head | Grain Buyer | Illinois |
| 77 | Eva Leidholt | 59 | Wife | — | New York |
| 78 | Arthur Leidholt | 22 | Son | Laborer | Nebraska |
| 79 | Frank Leidholt | 21 | Son | Baker | Nebraska |
| 80 | William Leidholt | 19 | Son | Bottle Washer | Nebraska |
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)