CJ
Charlotte Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Boone-County, Illinois
Our Model Tree links this Charlotte Johnson across the 1920, 1930 and 1940 US Censuses in Boone-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 3-person household.
Age 55
b. ~1885
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Boone-County, Illinois |
| Surname | Johnson |
| Given Name | Charlotte |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Belvidere City |
| 1935 Residence (County) | Boone |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Belvidere City |
| Est. Birth Year | ~1885 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charlotte | Age | Birth yr |
|---|---|---|---|---|
| Charlotte Johnson | Spouse | — | 55 | ~1885 |
| Viola Johnson | Daughter | — | 33 | ~1907 |
| Charles Johnson | Head | — | 59 | ~1881 |
Census Appearances
1920
Boone, Illinois
Spouse, age 34
Boone, Illinois · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Charlotte |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| 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 |
1930
Boone, Illinois
Spouse, age 44
Boone, Illinois · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Charlotte |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 22 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Boone-County, Illinois
Spouse, age 55
Boone-County, Illinois · implied b. ~1885 — 3 household members
| Surname | Johnson |
| Given Name | Charlotte |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Belvidere City |
| 1935 Residence (County) | Boone |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| 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 Charlotte Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Charlotte Johnson
Spouse · 1940 · age 55 · b. ~1885 · Illinois
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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 — Boone-County, Illinois
Open full size
1940 US Federal Census — Boone-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00760-00025)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Ames | 66 | Head | Clerk | Illinois |
| 42 | Dana Ames | 66 | Wife | — | Illinois |
| 43 | Roy Johnson | 38 | Son in law | Insurance | Illinois |
| 44 | Dana Johnson | 34 | Daughter | — | Illinois |
| 45 | Judith A. Johnson | 4 | Granddaughter | — | Illinois |
| 46 | Dan Hoover | 33 | Head | Salesman | Ohio |
| 47 | Kathleen Hoover | 31 | Wife | — | Ohio |
| 48 | Barney A. Wallis | 39 | Head | Co-Owner | Illinois |
| 49 | Irene F. Wallis | 38 | Wife | — | Illinois |
| 50 | Joan L. Wallis | 10 | Daughter | — | Illinois |
| 51 | Charles Lane | 73 | Roomer | Retired | Illinois |
| 52 | Hyman Chester | 25 | Roomer | Newspaper Reporter | Mississippi |
| 53 | Cora G. Patten | 71 | Head | — | Illinois |
| 54 | Milton Cornish | 46 | Head | Salesman | Illinois |
| 55 | Lotus Cornish | 47 | Wife | — | Illinois |
| 56 | Ruth Wilson | 32 | Roomer | School Teacher | Illinois |
| 57 | Charles E. Harvey | 58 | Head | Cashier | Illinois |
| 58 | Mary H. Gibson | 69 | Sister | — | Illinois |
| 59 | Elizabeth B. Harvey | 66 | Sister | Assistant Superintendent | Illinois |
| 60 | William J. Harvey | 54 | Brother | Clerk | Illinois |
| 61 | John J. Oberholser | 74 | Head | Pattern Maker | Illinois |
| 62 | Minnie Oberholser | 69 | Wife | — | Illinois |
| 63 | Robert Grimes | 13 | Nephew | — | Illinois |
| 64 | Elva Sprague | 58 | Head | — | Illinois |
| 65 | Abbie D. Raber | 54 | Head | Supervisor | Illinois |
| 66 | William Spencer | 53 | Roomer | Painter And Decorator | Illinois |
| 67 | Irving Reese | 21 | Head | Slim | Wisconsin |
| 68 | Betty Reese | 20 | Wife | Slim | Illinois |
| 69 | Ellis Peterson | 46 | Head | Owner | Illinois |
| 70 | Rose Peterson | 44 | Wife | — | Illinois |
| 71 | Mary L. Peterson | 9 | Daughter | — | Illinois |
| 72 | None Ends Peterson | None | block | — | — |
| 73 | Charles H. Johnson | 59 | Head | Laborer | New York |
| 74 | Charlotte Johnson THIS PERSON | 55 | Wife | — | Illinois |
| 75 | Viola Johnson | 33 | Daughter | Home Work | Illinois |
| 76 | Donald L. Askin | 29 | Head | Appliance Salesman | Illinois |
| 77 | Lorette Askin | 32 | Wife | — | Illinois |
| 78 | Patricia Askin | 5 | Daughter | — | Illinois |
| 79 | Clarence Voigt | 45 | Head | Butcher | Illinois |
| 80 | Helen Voigt | 45 | Wife | — | Illinois |
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)