GJ
Grace Johnson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Cook, Illinois
Our Model Tree links this Grace Johnson across the 1910 and 1920 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1904), then head of a 9-person household.
Age 16
b. ~1904
Female
Daughter
Born: Illinois
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Cook, Illinois |
| Surname | Johnson |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Blue Island City |
| 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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Grace | Age | Birth yr |
|---|---|---|---|---|
| Irene Johnson | Daughter | — | 9 | ~1911 |
| Alice Johnson | Daughter | — | 11 | ~1909 |
| Grace Johnson | Daughter | — | 16 | ~1904 |
| Eveline Johnson | Daughter | — | 3 | ~1917 |
| John Johnson | Head | — | 45 | ~1875 |
| Charles Johnson | Son | — | 13 | ~1907 |
| Ralph Johnson | Son | — | 7 | ~1913 |
| Edward Johnson | Son | — | 17 | ~1903 |
| Ellie Johnson | Spouse | — | 43 | ~1877 |
Census Appearances
1910
Cook, Illinois
Daughter, age 5
Cook, Illinois · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Nor Norwegian |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Daughter, age 16
Cook, Illinois · implied b. ~1904 — 9 household members
| Surname | Johnson |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| 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 Grace Johnson across 2 US Census years (1910 and 1920) in Cook, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Grace Johnson
Daughter · 1920 · age 16 · b. ~1904 · Illinois
★ You are viewing this record
Sibling
Alice Johnson
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eveline Johnson
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Johnson
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Johnson
Sibling · 1920 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Johnson
Sibling · 1920 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Johnson
Sibling · 1920 · age 17
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 — Cook, Illinois
Open full size
1920 US Federal Census — Cook, Illinois
Page Contents
47 people indexed on this census page (ia:1920:14thcensusofpopu360unit:0261)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Harriet E. | 7 | Daughter | None | Illinois |
| 52 | Ruth E. | 2 | Daughter | None | Illinois |
| 53 | John A. Johnson | 45 | Head | Conductor | Illinois |
| 54 | Ellie Johnson | 43 | Wife | None | Illinois |
| 55 | Edward J. Johnson | 17 | Son | Yard Clerk | Illinois |
| 56 | Grace Johnson THIS PERSON | 16 | Daughter | None | Illinois |
| 57 | Charles E. Johnson | 13 | Son | None | Illinois |
| 58 | Alice Johnson | 11 | Daughter | None | Illinois |
| 59 | Irene Johnson | 9 | Daughter | None | Illinois |
| 60 | Ralph C. Johnson | 7 | Son | None | Illinois |
| 61 | Eveline M. Johnson | 3 | Daughter | None | Illinois |
| 62 | Frank J. Hartney | 43 | Head | Conductor | Illinois |
| 63 | Bertha E. Hartney | 44 | Wife | None | Sweden |
| 64 | Mable S. Hartney | 21 | Daughter | Bookkeeper | Illinois |
| 65 | Grace F. Hartney | 19 | Daughter | Bookkeeper | Illinois |
| 66 | Frank F. Hartney | 18 | Son | Machinist | Illinois |
| 67 | Bertha C. Hartney | 14 | Daughter | None | Illinois |
| 68 | Amy J. Hartney | 9 | Daughter | None | Illinois |
| 69 | Alfred W. Brummer | 29 | Head | Tinsmith | Illinois |
| 70 | Elsa C. Brummer | 32 | Wife | None | Illinois |
| 71 | Paul R. Hess | 38 | Head | Brakeman | Illinois |
| 72 | Ella S. Hess | 32 | Wife | None | Ohio |
| 73 | Hazel E. Hess | 14 | Daughter | None | Illinois |
| 74 | Henry J. Hess | 11 | Son | None | Illinois |
| 75 | Paul R. Hess | 9 | Son | None | Illinois |
| 76 | Andrew Kordewick | 60 | Head | Inspector | Bavaria |
| 77 | Johana M. Kordewick | 55 | Wife | None | Prussia |
| 78 | Lissette Lippert | 67 | Head | Housekeeper | Germany |
| 79 | Charles Lippert | 35 | Son | Freightchecker | Illinois |
| 80 | Paul A. Heelwig | 35 | Head | Bill Clerk | Illinois |
| 81 | Louise B. Heelwig | 35 | Wife | None | Wisconsin |
| 82 | Esther S. Heelwig | 12 | Daughter | None | Illinois |
| 83 | Ruth F. Heelwig | 9 | Daughter | None | Illinois |
| 84 | Gertrude L. Heelwig | 4 | Daughter | None | Illinois |
| 85 | Amanda Heelwig | 20 | Sister | Stenographer | Illinois |
| 86 | Dorothy Buehring | 68 | Mother-in-law | None | Germany |
| 87 | Henry C. Blekelman | 34 | Head | Machinist | Illinois |
| 88 | Clara H. Blekelman | 34 | Wife | None | Illinois |
| 89 | Lois J. Blekelman | 11 | Daughter | None | Illinois |
| 90 | Roy J. Blekelman | 5 | Son | None | Illinois |
| 91 | Rhoden H. O'Shea | 42 | Head | Caner | Illinois |
| 92 | Mary O'Shea | 41 | Wife | None | Illinois |
| 93 | Isaac Beaugard | 66 | Head | Brickmaker | Canada |
| 94 | Delphine Beaugard | 66 | Wife | None | Canada |
| 98 | Ernest J. Kuhn | 49 | Head | Trucker | Germany |
| 99 | Mary Kuhn | 37 | Wife | None | Illinois |
| 100 | Ernest Kuhn | 21 | Son | Bill Clerk | Illinois |
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)