HC
Hazel Cook — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Hamilton, Illinois
Our Model Tree links this Hazel Cook across the 1910 and 1920 US Censuses in Hamilton, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1903), then head of a 7-person household.
Age 17
b. ~1903
Female
Daughter
Born: Illinois
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Hamilton, Illinois |
| Surname | Cook |
| Given Name | Hazel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Dahlgren Village |
| Est. Birth Year | ~1903 |
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.
7 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Hazel | Age | Birth yr |
|---|---|---|---|---|
| John Cook | Head | — | 44 | ~1876 |
| Roland Cook | Son | — | 12 | ~1908 |
| Crandall Cook | Son | — | 8 | ~1912 |
| Flo Cook | Daughter | — | 14 | ~1906 |
| Mattie Cook | Spouse | — | 38 | ~1882 |
| Merritt Cook | Son | — | 10 | ~1910 |
| Hazel Cook | Daughter | — | 17 | ~1903 |
Census Appearances
1910
Hamilton, Illinois
Daughter, age 7
Hamilton, Illinois · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Hazel L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Hamilton, Illinois
Daughter, age 17
Hamilton, Illinois · implied b. ~1903 — 7 household members
| Surname | Cook |
| Given Name | Hazel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Hazel Cook across 2 US Census years (1910 and 1920) in Hamilton, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Hazel Cook
Daughter · 1920 · age 17 · b. ~1903 · Illinois
★ You are viewing this record
Sibling
Roland Cook
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Crandall Cook
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Flo Cook
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Merritt Cook
Sibling · 1920 · age 10
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
1920 US Federal Census — Hamilton, Illinois
Open full size
1920 US Federal Census — Hamilton, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu366unit:0884)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lawrence M Grigg | 9 | Son | — | Illinois |
| 2 | Paul E Grigg | 7 | Son | — | Illinois |
| 3 | Beulah K Grigg | 1 | Daughter | — | Illinois |
| 4 | Elias C Williamson | 57 | Head | Auctioneer | Illinois |
| 5 | Canzada Williamson | 52 | Wife | — | Illinois |
| 6 | Elias C Jr Williamson | 20 | Son | — | Illinois |
| 7 | Asbury C Lampert | 41 | Head | Coal Dealer | Ohio |
| 8 | Matilda Lampert | 36 | Wife | — | Illinois |
| 9 | Varley Earl Lampert | 14 | Son | — | Illinois |
| 10 | Hassel W Lampert | 12 | Son | — | Illinois |
| 11 | Lozzie Rachel Lampert | 10 | Daughter | — | Illinois |
| 12 | Edmon L Lampert | 8 | Son | — | Illinois |
| 13 | Ivan Richard Lampert | 2 | Son | — | Illinois |
| 14 | Clemens J N Aydt | 23 | Head | Machinist | Illinois |
| 15 | Francis H Aydt | 19 | Wife | — | Illinois |
| 16 | Walter C Greer | 45 | Head | Merchant | Illinois |
| 17 | Grace A Greer | 40 | Wife | — | United States |
| 18 | Gertie Green Greer | 15 | Daughter | — | Illinois |
| 19 | Lizzie Greer | 14 | Daughter | — | Illinois |
| 20 | Retha Greer | 12 | Daughter | — | Illinois |
| 21 | Verne Greer | 7 | Son | — | Illinois |
| 22 | Nola Greer | 6 | Daughter | — | Illinois |
| 23 | Ralph N Stark | 26 | Head | Merchant | Illinois |
| 24 | Bertha Stark | 26 | Wife | — | Illinois |
| 25 | Joseph H Allen | 60 | Head | Undertaker | Illinois |
| 26 | Louisa Allen | 59 | Wife | — | Illinois |
| 27 | Joab H Voliva | 68 | Head | Minister | Tennessee |
| 28 | Elizabeth Voliva | 70 | Wife | — | Illinois |
| 29 | August B Reyling | 26 | Head | Merchant | Illinois |
| 30 | Lula E Reyling | 21 | Wife | — | Illinois |
| 31 | Oscar Reyling | 2 | Son | — | Illinois |
| 32 | Mildred B Reyling | 1 | Daughter | — | Illinois |
| 33 | Goldia Dulany | 20 | Head | Telephone Operator | Oklahoma |
| 34 | Nuldah Dulany | 23 | Sister | Teacher | Illinois |
| 35 | Ira W Overbey | 39 | Head | Farmer | Illinois |
| 36 | Finis Overbey | 38 | Wife | — | Illinois |
| 37 | Iwalene Overbey | 15 | Daughter | — | Illinois |
| 38 | Lucile Overbey | 9 | Daughter | — | Illinois |
| 39 | Frank Overbey | 7 | Son | — | Illinois |
| 40 | Mary Taylor | 71 | Head | — | Illinois |
| 41 | John Lewis Irbas | 21 | Head | Merchant | Illinois |
| 42 | Astrie Doris Irbas | 18 | Wife | — | Illinois |
| 43 | John Cook | 44 | Head | — | Illinois |
| 44 | Mattie Cook | 38 | Wife | — | Illinois |
| 45 | Hazel Cook THIS PERSON | 17 | Daughter | — | Illinois |
| 46 | Flo Cook | 14 | Daughter | — | Illinois |
| 47 | Roland Cook | 12 | Son | — | Illinois |
| 48 | Merritt Cook | 10 | Son | — | Illinois |
| 49 | Crandall Cook | 8 | Son | — | Illinois |
| 50 | George Maurer | 60 | Head | Salesman | Germany |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)