DC
Dorothy Cook — 1930 US Census Record
Model Tree available1930 United States Federal Census · Kootenai, Idaho
Our Model Tree links this Dorothy Cook across the 1910, 1920 and 1930 US Censuses in Kootenai, Idaho (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a daughter (b.~1910), then head of a 4-person household.
Age 20
b. ~1910
Female
Daughter
Born: Idaho
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Kootenai, Idaho |
| Surname | Cook |
| Given Name | Dorothy J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Lawyers Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
| Occupation | Stenographer |
| Township / Ward | Coeur Dalene City |
| Est. Birth Year | ~1910 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Cook | Daughter | — | 20 | ~1910 |
| Charles Cook | Head | — | 33 | ~1897 |
| Helen Cook | Daughter | — | 19 | ~1911 |
| Carrie Cook | Spouse | — | 55 | ~1875 |
Census Appearances
1910
Kootenai, Idaho
Daughter, age
Kootenai, Idaho · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Dorothy I |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1920
Kootenai, Idaho
Daughter, age 10
Kootenai, Idaho · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1930
Kootenai, Idaho
Daughter, age 20
Kootenai, Idaho · implied b. ~1910 — 4 household members
| Surname | Cook |
| Given Name | Dorothy J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Stenographer |
| Industry | Lawyers Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
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 Dorothy Cook across 3 US Census years (1910, 1920 and 1930) in Kootenai, Idaho, using XGBoost record linkage. Identified parents: father Charles Cook (~0.92 confidence) and father Charles Cook (~0.92 confidence) and mother Carrie Cook (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Cook
b. ~1875
Source father
● Household
· direct · ~0.92
Father
Charles Cook
b. ~1897
Source father
● Household
· direct · ~0.92
Mother
Carrie Cook
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Cook
Daughter · 1930 · age 20 · b. ~1910 · Idaho
★ You are viewing this record
Sibling
Helen Cook
Sibling · 1930 · age 19
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
1930 US Federal Census — Kootenai, Idaho
Open full size
1930 US Federal Census — Kootenai, Idaho
Page Contents
50 people indexed on this census page (ia:1930:15thcensus401unit:0119)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ingvar A. Nelson | 41 | roomer | Laborer | Norway |
| 52 | James D. Gregg | 29 | Head | Butcher | Washington |
| 53 | Margaret Gregg | 22 | Wife | — | Idaho |
| 54 | William J. Gregg | 0 | Son | — | Idaho |
| 55 | R. H. Devereaux | 57 | Head | Bookkeeper | Iowa |
| 56 | Elizabeth Devereaux | 45 | Wife | — | Iowa |
| 57 | Ivan A. Forsell | 56 | Head | Lumber Filer | Sweden |
| 58 | Ella Forsell | 47 | Wife | — | Minnesota |
| 59 | August C. Forsell | 18 | Son | Laborer | Minnesota |
| 60 | John D. Emmerton | 58 | Head | Laborer | Wisconsin |
| 61 | Hulda W. Emmerton | 51 | Wife | — | Pennsylvania |
| 62 | Elizabeth B. Emmerton | 18 | Daughter | — | Wisconsin |
| 63 | Oliver J. Simmons | 52 | Head | Carpenter | Indiana |
| 64 | Louie M. Simmons | 41 | Wife | — | Missouri |
| 65 | Charles A. Cook | 33 | Head | Letter Carrier | Wisconsin |
| 66 | Carrie C. Cook | 55 | Wife | — | Wisconsin |
| 67 | Dorothy J. Cook THIS PERSON | 20 | Daughter | Stenographer | Idaho |
| 68 | Helen G. Cook | 19 | Daughter | Stenographer | Idaho |
| 69 | Noah P. Carey | 40 | Head | Truck Driver | Kentucky |
| 70 | Matt J. Carey | 33 | Head | Truck Driver | Kentucky |
| 71 | Clara B. Carey | 25 | Wife | — | Minnesota |
| 72 | Donald E. Carey | 2 | Son | — | Idaho |
| 73 | George Johnson | 33 | Guest | — | Kentucky |
| 74 | E. G. Cogswell | 54 | Brother-in-law | Laborer | Kentucky |
| 75 | Sally Cogswell | 53 | Sister | — | Kentucky |
| 76 | James Raymond | 74 | Head | Merchant | Indiana |
| 77 | Katherine Raymond | 55 | Wife | Clerk | Tennessee |
| 78 | Henry F. Copsey | 36 | Head | Lineman | Washington |
| 79 | Bessie Copsey | 30 | Wife | — | Missouri |
| 80 | Grace Copsey | 14 | Daughter | — | Idaho |
| 81 | Goldie Copsey | 12 | Daughter | — | Idaho |
| 82 | Clifford Copsey | 8 | Son | — | Idaho |
| 83 | Mina Bubke | 50 | Head | Librarian | Michigan |
| 84 | Victor E. Wygant | 70 | Head | Millwright | Wisconsin |
| 85 | Stella M. Wygant | 67 | Wife | — | Wisconsin |
| 86 | Edwin C. Vesser | 40 | Head | Logging | Missouri |
| 87 | Irene H. Vesser | 43 | Wife | — | Wisconsin |
| 88 | Edwin J. Vesser | 15 | Son | — | Idaho |
| 89 | Frederick J. Vesser | 14 | Son | — | Idaho |
| 90 | Irene M. Vesser | 9 | Daughter | — | Idaho |
| 91 | Walter Burns | 53 | Head | Photographer | Idaho |
| 92 | Beatrice S. Burns | 41 | Wife | — | Oregon |
| 93 | Ruth A. Burns | 20 | Daughter | — | Washington |
| 94 | Gilbert H. Burns | 19 | Son | — | Idaho |
| 95 | James R. Burns | 4 | Daughter | — | Idaho |
| 96 | James H. Burns | 2 | Son | — | Idaho |
| 97 | James Plumb | 20 | Head | Laborer | Missouri |
| 98 | Bernice E. Plumb | 19 | Wife | — | Idaho |
| 99 | Bernice M. Plumb | 0 | Daughter | — | Idaho |
| 100 | Joseph E. Bozarth | 52 | Head | Contractor | Arkansas |
Pedigree Summary
Dorothy + 1 sibling
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)