FJ
Floyd Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Douglas-County, Wisconsin
Our Model Tree links this Floyd Johnson across the 1930 and 1940 US Censuses in Douglas-County, Wisconsin (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 13-person household.
Age 18
b. ~1922
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Wisconsin |
| Surname | Johnson |
| Given Name | Floyd |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Paula |
| 1935 Residence (County) | Douglas |
| Additional Details | |
| Occupation | Farm helper |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 36 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Farm Helper |
| Township / Ward | Paula |
| Est. Birth Year | ~1922 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Floyd | Age | Birth yr |
|---|---|---|---|---|
| Robert Johnson | Son | — | 7 | ~1933 |
| Floyd Johnson | Son | — | 18 | ~1922 |
| Hans Johnson | Head | — | 46 | ~1894 |
| Harriet Johnson | Daughter | — | 13 | ~1927 |
| Kenneth Johnson | Son | — | 11 | ~1929 |
| Lillian Johnson | Spouse | — | 40 | ~1900 |
| Mary Johnson | Daughter | — | 15 | ~1925 |
| Louise Johnson | Daughter | — | 5 | ~1935 |
| Ronald Johnson | Son | — | 9 | ~1931 |
| Irene Johnson | Daughter | — | 21 | ~1919 |
| Rodger Johnson | Son | — | 3 | ~1937 |
| Lawrence Johnson | Son | — | ~1940 | |
| Charlotte Johnson | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Douglas, Wisconsin
Son, age 7
Douglas, Wisconsin · implied b. ~1923 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Floyd |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Douglas-County, Wisconsin
Son, age 18
Douglas-County, Wisconsin · implied b. ~1922 — 13 household members
| Surname | Johnson |
| Given Name | Floyd |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Paula |
| 1935 Residence (County) | Douglas |
| Occupation | Farm helper |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 36 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Floyd Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Floyd Johnson
Son · 1940 · age 18 · b. ~1922 · Wisconsin
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Sibling
Kenneth Johnson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louise Johnson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harriet Johnson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rodger Johnson
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Johnson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Johnson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Johnson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlotte Johnson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ronald Johnson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Johnson
Sibling · 1940 · age
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
1940 US Federal Census — Douglas-County, Wisconsin
Open full size
1940 US Federal Census — Douglas-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04474-00604)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elias Ronkainen | 40 | Head | Farmer | Finland |
| 42 | Hilda Ronkainen | 34 | Wife | — | Michigan |
| 43 | Elmer Ronkainen | 17 | Son | Farm Helper | Wisconsin |
| 44 | Ernest Ronkainen | 15 | Son | — | Wisconsin |
| 45 | Lila Ronkainen | 10 | Daughter | — | Wisconsin |
| 46 | Wilbert Ronkainen | 5 | Son | — | Wisconsin |
| 47 | Walter Ronkainen | 3 | Son | — | Wisconsin |
| 48 | George Johnson | 41 | Head | Proprietor | Wisconsin |
| 49 | Mary Johnson | 38 | Wife | — | Wisconsin |
| 50 | George Jr. Johnson | 3 | Son | — | Wisconsin |
| 51 | Oscar Johnson | 32 | Head | Truck Driver | Wisconsin |
| 52 | Jennie Johnson | 36 | Wife | — | Wisconsin |
| 53 | Mary Elizabeth Johnson | 13 | Daughter | — | Wisconsin |
| 54 | Marilyn Louise Johnson | 3 | Daughter | — | Wisconsin |
| 55 | Hans Johnson | 46 | Head | Laborer | Wisconsin |
| 56 | Lillian Johnson | 40 | Wife | — | Wisconsin |
| 57 | Irene Johnson | 21 | Daughter | Teacher | Wisconsin |
| 58 | Charlotte Johnson | 19 | Daughter | School Aid | Wisconsin |
| 59 | Floyd Johnson THIS PERSON | 18 | Son | Farm Helper | Wisconsin |
| 60 | Mary Jane Johnson | 15 | Daughter | — | Wisconsin |
| 61 | Harriet Johnson | 13 | Daughter | — | Wisconsin |
| 62 | Kenneth Johnson | 11 | Son | — | Wisconsin |
| 63 | Ronald Johnson | 9 | Son | — | Wisconsin |
| 64 | Robert Johnson | 7 | Son | — | Wisconsin |
| 65 | Louise Johnson | 5 | Daughter | — | Wisconsin |
| 66 | Rodger Johnson | 3 | Son | — | Wisconsin |
| 67 | Lawrence Johnson | 0 | Son | — | Wisconsin |
| 68 | Matti Ulvila | 62 | Head | Farmer | Finland |
| 69 | Edward Ulvila | 34 | Son | Cook | Wisconsin |
| 70 | Oscar Ulvila | 30 | Son | Fireman | Wisconsin |
| 71 | William Ulvila | 28 | Son | Serv. | Wisconsin |
| 72 | Ernest Ulvila | 21 | Son | Farm Helper | Wisconsin |
| 73 | Isaac Tapani | 78 | Head | — | Sweden |
| 74 | Sophie Tapani | 66 | Wife | — | Finland |
| 75 | Elmer Tapani | 21 | Son | Laborer | Wisconsin |
| 76 | Viola Tapani | 21 | Daughter-in-law | — | Wisconsin |
| 77 | Duane Tapani | 1 | Grandson | — | Illinois |
| 78 | Wine V. Johnson | 52 | Head | Laborer | Michigan |
| 79 | Elizabeth Johnson | 52 | Wife | — | Minnesota |
| 80 | Harvey Johnson | 15 | Son | School Aid | Wisconsin |
Related Census Records
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)