IC
Ida Cooper — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Thurston-County, Washington
Our Model Tree links this Ida Cooper across the 1930 and 1940 US Censuses in Thurston-County, Washington (XGBoost, ~Confirmed) — first a spouse (b.~1904), then head of a 8-person household.
Age 36
b. ~1904
Female
Spouse
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Thurston-County, Washington |
| Surname | Cooper |
| Given Name | Ida |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Gate Precinct |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | H 4 |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Township / Ward | Gate Precinct |
| Est. Birth Year | ~1904 |
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 Ida | Age | Birth yr |
|---|---|---|---|---|
| Laverne Cooper | Son | — | 7 | ~1933 |
| Richard Cooper | Son | — | 5 | ~1935 |
| John Cooper | Son | — | 14 | ~1926 |
| Fred Cooper | Head | — | 40 | ~1900 |
| Louise Cooper | Daughter | — | 10 | ~1930 |
| Ida Cooper | Spouse | — | 36 | ~1904 |
| Viola Cooper | Daughter | — | 11 | ~1929 |
| Fred Cooper | Son | — | 14 | ~1926 |
Census Appearances
1930
Thurston, Washington
Other, age 26
Thurston, Washington · implied b. ~1904 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Ida V |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 21 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Kansas |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Thurston-County, Washington
Spouse, age 36
Thurston-County, Washington · implied b. ~1904 — 8 household members
| Surname | Cooper |
| Given Name | Ida |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Gate Precinct |
| Hours Worked | 0 |
| Highest Grade | H 4 |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Ida Cooper across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Ida Cooper
Spouse · 1940 · age 36 · b. ~1904 · Washington
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Thurston-County, Washington
Open full size
1940 US Federal Census — Thurston-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04365-00166)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dorothy Cooper | 9 | daughter | — | Washington |
| 42 | Ray Douglas Cooper | 7 | son | — | Washington |
| 43 | Fred Cooper | 40 | head | Engineer | Tennessee |
| 44 | Ida Cooper THIS PERSON | 36 | wife | — | Nebraska |
| 45 | Fred Jr. Cooper | 14 | son | — | Washington |
| 46 | John Cooper | 14 | son | — | Washington |
| 47 | Viola Cooper | 11 | daughter | — | Washington |
| 48 | Louise Cooper | 10 | daughter | — | Washington |
| 49 | Laverne Cooper | 7 | son | — | Washington |
| 50 | Richard Cooper | 5 | son | — | Washington |
| 51 | H. W. Crandy | 85 | head | — | New York |
| 52 | Jane Crandy | 87 | wife | — | New York |
| 53 | George F. Teasley | 58 | head | Laborer | Kansas |
| 54 | Emma Teasley | 53 | wife | — | Kansas |
| 55 | Melvin Teasley | 20 | son | Dairy Hand | Kansas |
| 56 | Harold Teasley | 16 | son | Janitor | Kansas |
| 57 | Daisy Teasley | 63 | sister-in-law | — | Nebraska |
| 58 | Alphonso Penland | 76 | head | — | Wisconsin |
| 59 | Harry J. Heintzelman | 54 | head | Agent Telegraph | Illinois |
| 60 | Emma Heintzelman | 51 | wife | — | Iowa |
| 61 | Vernon E. Hendricks | 45 | head | Brakeman | Nebraska |
| 62 | Mildred Hendricks | 24 | wife | — | Illinois |
| 63 | Richard J. Hendricks | 6 | son | — | Tennessee |
| 64 | James A. Hendricks | 60 | brother | Farm Hand | Missouri |
| 65 | Bertha Hawkins | 27 | head | — | Washington |
| 66 | Alfred Hawkins | 8 | son | — | Washington |
| 67 | Violet Hawkins | 4 | daughter | — | Washington |
| 68 | Viola Hawkins | 4 | daughter | — | Washington |
| 69 | Carl Cheldelin | 34 | head | Contractor-Stucco | Oregon |
| 70 | Lois S. Cheldelin | 30 | wife | Clerk | Oregon |
| 71 | Melvin Cheldelin | 6 | son | — | Washington |
| 72 | Darlene Cheldelin | 5 | daughter | — | Washington |
| 73 | Ione Cheldelin | 3 | son | — | Washington |
| 74 | Clifford Hodges | 30 | head | Laborer | Wisconsin |
| 75 | Ella Mae Hodges | 23 | wife | — | Washington |
| 76 | Verna Marie Hodges | 2 | daughter | — | Washington |
| 77 | Kenneth Lee Hodges | 1 | son | — | Washington |
| 78 | V. E. Booley | 39 | head | 28 | Kansas |
| 79 | Beulah Booley | 36 | wife | 0 | Kansas |
| 80 | Glena Bates | 4 | daughter | — | Texas |
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)