AC
Alice Cook — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Woodbury, Iowa
Our Model Tree links this Alice Cook across the 1930 and 1940 US Censuses in Woodbury, Iowa (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 10-person household.
Age 16
b. ~1914
Male
Son
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Woodbury, Iowa |
| Surname | Cook |
| Given Name | Alice Leslie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | Laborer |
| Industry | general farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Laborer |
| Township / Ward | Sergeant Bluff Town |
| Est. Birth Year | ~1914 |
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 1930 census.
| Name | Relation to head | Relative to Alice | Age | Birth yr |
|---|---|---|---|---|
| Ellen Cook | Daughter | — | 11 | ~1919 |
| Edna Cook | Daughter | — | 3 | ~1927 |
| Irma Cook | Daughter | — | 13 | ~1917 |
| Eva Cook | Daughter | — | 1 | ~1929 |
| Irene Cook | Daughter | — | 11 | ~1919 |
| William Cook | Head | — | 40 | ~1890 |
| Emma Cook | Other | — | 38 | ~1892 |
| Walter Cook | Son | — | 5 | ~1925 |
| Alice Cook | Son | — | 16 | ~1914 |
| Ralph Cook | Son | — | 7 | ~1923 |
Census Appearances
1930
Woodbury, Iowa
Son, age 16
Woodbury, Iowa · implied b. ~1914 — 10 household members
| Surname | Cook |
| Given Name | Alice Leslie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Laborer |
| Industry | general farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Woodbury-County, Iowa
Head, age 26
Woodbury-County, Iowa · implied b. ~1914 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Alva J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Woodbury |
| Occupation | Laborer |
| Industry | W.P.A. Road Construction |
| Class of Worker | GW |
| Hours Worked | 50 |
| Income (1939) | 247 |
| Highest Grade | No 8 |
| 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 Alice Cook across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Alice Cook
Son · 1930 · age 16 · b. ~1914 · Iowa
★ You are viewing this record
Sibling
Ralph Cook
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irma Cook
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eva Cook
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Cook
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Cook
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Cook
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Cook
Sibling · 1930 · 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
1930 US Federal Census — Woodbury, Iowa
Open full size
1930 US Federal Census — Woodbury, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel691:0217)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ellsworth N. Hall | 53 | Head | Farmer | Iowa |
| 2 | Mary E. Hall | 50 | Wife-H | None | North Carolina |
| 3 | Oda Ratley | 52 | Boarder | Carpenter | Norway |
| 4 | William Cook | 40 | Head | Laborer | Iowa |
| 5 | Emma Cook | 38 | Wife-H | None | Iowa |
| 6 | Alice Leslie Cook THIS PERSON | 16 | Son | Laborer | Iowa |
| 7 | Irma Cook | 13 | daughter | None | South Dakota |
| 8 | Ellen Cook | 11 | daughter | None | South Dakota |
| 9 | Irene Cook | 11 | daughter | None | South Dakota |
| 10 | Ralph Cook | 7 | son | None | South Dakota |
| 11 | Walter Cook | 5 | son | None | South Dakota |
| 12 | Edna Cook | 3 | daughter | None | Iowa |
| 13 | Eva Cook | 1 | daughter | None | Iowa |
| 14 | William N. Stewart | 37 | Head | Laborer | Iowa |
| 15 | Florence Stewart | 35 | Wife-H | None | Iowa |
| 16 | Phyllis I. Stewart | 8 | daughter | None | Iowa |
| 17 | Isaac Sarazant | 66 | Head | None | England |
| 18 | Mamie Sarazant | 60 | Wife-H | None | Illinois |
| 19 | Frank M. Hood | 44 | Head | Retail Merchant | Iowa |
| 20 | Marie Hood | 37 | Wife-H | None | Ohio |
| 21 | Frances Hood | 21 | daughter | Dramatic Teacher | Iowa |
| 22 | Vera Collum | 22 | Boarder | Teacher | Iowa |
| 23 | Violet Jacobs | 21 | Boarder | Teacher | South Dakota |
| 24 | Bernice Flack | 22 | Boarder | Teacher | Iowa |
| 25 | Ray Longstreet | 24 | Head | Butcher | Iowa |
| 26 | Gladys Longstreet | 24 | Wife-H | None | Iowa |
| 27 | Bonny J. Longstreet | 4 | daughter | None | Iowa |
| 28 | James Davison | 52 | Head | Retail Merchant | Iowa |
| 29 | Alice Davison | 36 | Wife-H | None | Iowa |
| 30 | Helen Davison | 14 | daughter | None | Alaska |
| 31 | Maxine Davison | 7 | daughter | None | Iowa |
| 32 | James Davison | 4 | son | None | Iowa |
| 33 | Frederick Davison | 2 | son | None | Iowa |
| 34 | Charles Jensen | 50 | Head | Brick Layer | Denmark |
| 35 | Emma Jensen | 48 | Wife-H | None | Iowa |
| 36 | Esther Wagner | 13 | step-daughter | None | South Dakota |
| 37 | Carl Jensen | 78 | Father | None | Denmark |
| 38 | Mina Huntley | 84 | Head | None | New York |
| 39 | Mable Brown | 52 | servant | Companion | Pennsylvania |
| 40 | Louis Larson | 50 | Head | Salesman | Denmark |
| 41 | Christina Larson | 38 | Wife-H | None | Iowa |
| 42 | Carrie Larson | 9 | daughter | None | Iowa |
| 43 | Louis Johnson | 19 | step-son | Laborer | Iowa |
| 44 | Louise Larson | 12 | daughter | None | Iowa |
| 45 | Frank Pinney | 34 | Head | Machinist | Iowa |
| 46 | Ada Pinney | 32 | Wife-H | None | Iowa |
| 47 | Edith Pinney | 3 | daughter | None | Iowa |
| 48 | John D. Walent | 50 | Head | Clergyman | Ohio |
| 49 | Jennie Walent | 50 | Wife-H | None | Iowa |
| 50 | Ellen Tyler | 72 | mother-in-law | None | Illinois |
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)