MJ
Maud Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Champaign-County, Illinois
Our Model Tree links this Maud Johnson across the 1920, 1930 and 1940 US Censuses in Champaign-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 4-person household.
Age 49
b. ~1891
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Champaign-County, Illinois |
| Surname | Johnson |
| Given Name | Maud |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | St. Joseph |
| 1935 Residence (County) | Champaign |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | St Joseph |
| Est. Birth Year | ~1891 |
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 1940 census.
| Name | Relation to head | Relative to Maud | Age | Birth yr |
|---|---|---|---|---|
| Lowell Johnson | Son | — | 20 | ~1920 |
| Wayne Johnson | Son | — | 23 | ~1917 |
| Maud Johnson | Spouse | — | 49 | ~1891 |
| Wiley Johnson | Head | — | 53 | ~1887 |
Census Appearances
1920
Champaign, Illinois
Spouse, age 29
Champaign, Illinois · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Maude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| 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 |
1930
Champaign, Illinois
Other, age 39
Champaign, Illinois · implied b. ~1891 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Maude B |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 22 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Champaign-County, Illinois
Spouse, age 49
Champaign-County, Illinois · implied b. ~1891 — 4 household members
| Surname | Johnson |
| Given Name | Maud |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | St. Joseph |
| 1935 Residence (County) | Champaign |
| Highest Grade | Hs 1 |
| 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 Maud Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Maud Johnson
Spouse · 1940 · age 49 · b. ~1891 · 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 — Champaign-County, Illinois
Open full size
1940 US Federal Census — Champaign-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00766-00753)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ellan Welch | 55 | Wife | — | North Carolina |
| 42 | Clarence Miller | 38 | Head | Trucking | Illinois |
| 43 | Pauline Miller | 32 | Wife | — | Illinois |
| 44 | Charles Tompkins | 22 | Head | Farm Hand | Kentucky |
| 45 | Sylvia Tompkins | 22 | Wife | — | Kentucky |
| 46 | Carl Kirkpatrick | 53 | Head | Farmer | Illinois |
| 47 | Flossie Kirkpatrick | 53 | Wife | — | Illinois |
| 48 | Robert Kirkpatrick | 23 | Son | Book Keeper | Illinois |
| 49 | Roy Fulton | 50 | Head | Farmer | Illinois |
| 50 | Bertha Fulton | 46 | Wife | — | Illinois |
| 51 | Earnest Fulton | 18 | Son | — | Illinois |
| 52 | Edward Cook | 64 | Father-in-law | — | Illinois |
| 53 | Everett Chillon | 27 | Head | Piece Work | Illinois |
| 54 | Mary Chillon | 20 | Wife | — | Illinois |
| 55 | Barbara Ann Chillon | 4 | Daughter | — | Illinois |
| 56 | George Dulany | 36 | Head | Farmer | Illinois |
| 57 | Ethel Mae Dulany | 24 | Wife | — | Illinois |
| 58 | Sharon Dulany | 1 | Daughter | — | Illinois |
| 59 | Nolan Johnson | 26 | Head | Farmer | Illinois |
| 60 | Lorene Johnson | 24 | Wife | — | Illinois |
| 61 | Judith Johnson | 4 | Daughter | — | Illinois |
| 62 | Evelyn Johnson | 2 | Daughter | — | Illinois |
| 63 | Donald Johnson | None | Son | — | Illinois |
| 64 | Wiley B. Johnson | 53 | Head | Farmer | Illinois |
| 65 | Maud Johnson THIS PERSON | 49 | Wife | — | Illinois |
| 66 | Wayne Johnson | 23 | Son | Bookkeeper | Illinois |
| 67 | Lowell Johnson | 20 | Son | Farm Hand | Illinois |
| 68 | Glen Johnson | 25 | Head | Farmer | Illinois |
| 69 | Alice Johnson | 21 | Wife | — | Illinois |
| 70 | Dale Johnson | 1 | Son | — | Illinois |
| 71 | Earl Kirkpatrick | 58 | Head | Farmer | Illinois |
| 72 | Amelia Kirkpatrick | 58 | Wife | — | Illinois |
| 73 | A. B. Peters | 63 | Head | Feed & Seed | Illinois |
| 74 | Nova B. Peters | 57 | Wife | — | Illinois |
| 75 | Margaret A. Peters | 25 | Daughter | Office Girl | Illinois |
| 76 | Lee W. Cook | 44 | Head | Farmer | Illinois |
| 77 | Opal B. Cook | 40 | Wife | — | Illinois |
| 78 | Gene Cook | 6 | Son | — | Illinois |
| 79 | Douglas Martin | 38 | Head | Farmer | Illinois |
| 80 | Ethel Martin | 42 | 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)