VJ
Violet Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Knox-County, Illinois
Our Model Tree links this Violet Johnson across the 1920, 1930 and 1940 US Censuses in Knox-County, Illinois (XGBoost, ~Confirmed), with identified parents Albert & Agda — first a daughter (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Female
Daughter
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Knox-County, Illinois |
| Surname | Johnson |
| Given Name | Violet |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Rio Township |
| 1935 Residence (County) | Knox |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 4-2 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Rio Township |
| Est. Birth Year | ~1917 |
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 Violet | Age | Birth yr |
|---|---|---|---|---|
| Alex Johnson | Other | — | 29 | ~1911 |
| Agda Nordeen | Spouse | — | 53 | ~1887 |
| Violet Johnson | Daughter | — | 23 | ~1917 |
| Andrew Nordeen | Head | — | 48 | ~1892 |
Census Appearances
1920
Knox, Illinois
Daughter, age 3
Knox, Illinois · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Violet |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Knox, Illinois
Other, age 13
Knox, Illinois · implied b. ~1917 — 49 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Violet |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Knox-County, Illinois
Daughter, age 23
Knox-County, Illinois · implied b. ~1917 — 4 household members
| Surname | Johnson |
| Given Name | Violet |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Rio Township |
| 1935 Residence (County) | Knox |
| Income (1939) | 0 |
| Highest Grade | No 4-2 |
| 1935 Residence | Same house |
| 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 Violet Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Albert Johnson (~0.92 confidence) and mother Agda Nordeen (~0.92 confidence) and mother Emma Johnson (~0.92 confidence) and father Andrew Nordeen (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Johnson
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Agda Nordeen
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Emma Johnson
b. ~1891
Source mother
● Household
· direct · ~0.92
Father
Andrew Nordeen
b. ~1892
Source father
● Household
· direct · ~0.92
This person
Anchor record
Violet Johnson
Daughter · 1940 · age 23 · b. ~1917 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Knox-County, Illinois
Open full size
1940 US Federal Census — Knox-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00827-00307)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mildred Russell | 42 | wife | — | Illinois |
| 42 | Beverly Russell | 14 | daughter | — | Illinois |
| 43 | Chas. Weir | 82 | Head | Farmer | Illinois |
| 44 | Agnes Weir | 76 | wife | — | Illinois |
| 45 | Mildred Weir | 51 | daughter | — | Illinois |
| 46 | Floyd D. Meeker | 41 | Head | Farmer | Illinois |
| 47 | Anna Louise Meeker | 34 | wife | — | Illinois |
| 48 | Andrew Nordeen | 48 | Head | Farmer | Sweden |
| 49 | Agda Nordeen | 53 | wife | — | Sweden |
| 50 | Alex Johnson | 29 | son-in-law | Laborer | Illinois |
| 51 | Violet Johnson THIS PERSON | 23 | daughter | — | Illinois |
| 52 | Alfred C. Anderson | 50 | Head | Farmer | Sweden |
| 53 | Olga Anderson | 39 | wife | — | Illinois |
| 54 | Lewis Yashreck | 37 | Head | Farmer | Illinois |
| 55 | Wilma Yashreck | 35 | wife | — | Illinois |
| 56 | Norma Jean Yashreck | 15 | daughter | — | Illinois |
| 57 | Lewis Jr. Yashreck | 8 | son | — | Illinois |
| 58 | Henry Nordeen | 45 | Head | Farmer | Illinois |
| 59 | Lena Nordeen | 77 | mother | — | Sweden |
| 60 | Julia Nordeen | 54 | sister | — | Illinois |
| 61 | Frank Mabury | 27 | lodger | Laborer | Illinois |
| 62 | Otto Sailing | 42 | Head | Farmer | Sweden |
| 63 | Clifford L. Palm | 34 | Head | Farmer | Illinois |
| 64 | Marguerite Palm | 30 | wife | — | Illinois |
| 65 | Floyd Palm | 8 | son | — | Illinois |
| 66 | Eugene Palm | 5 | son | — | Illinois |
| 67 | Rollo R. Woolley | 45 | Head | Carpenter | Illinois |
| 68 | Frances Woolley | 45 | wife | — | Illinois |
| 69 | Gene Woolley | 14 | son | — | Illinois |
| 70 | Marianne Woolley | 2 | daughter | — | Illinois |
| 71 | Carl F. Voorhees | 45 | Head | Farmer | Illinois |
| 72 | Beulah Voorhees | 39 | wife | — | Illinois |
| 73 | Agnes Voorhees | 18 | daughter | New Worker | Illinois |
| 74 | Stanley C. Lyons | 48 | Head | Farmer | Kentucky |
| 75 | Halile Lyons | 47 | wife | — | Illinois |
| 76 | Bernard Lyons | 19 | son | Truck Driver | Illinois |
| 77 | Lee, Lowanda Lyons | 21 | step-daughter | — | Nebraska |
| 78 | W. P. Rittenhouse | 49 | Head | Farmer | Illinois |
| 79 | Blanche Rittenhouse | 45 | wife | — | Illinois |
| 80 | Duane Rittenhouse | 19 | daughter | — | Illinois |
Pedigree Summary
Violet
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)