OJ
Olga Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Douglas-County, Wisconsin
Our Model Tree links this Olga Johnson across the 1930 and 1940 US Censuses in Douglas-County, Wisconsin (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 10-person household.
Age 42
b. ~1898
Female
Spouse
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Wisconsin |
| Surname | Johnson |
| Given Name | Olga |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Superior Town |
| 1935 Residence (County) | Douglas |
| Additional Details | |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Superior Town |
| Est. Birth Year | ~1898 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Olga | Age | Birth yr |
|---|---|---|---|---|
| D Johnson | Son | — | 1 | ~1939 |
| R Johnson | Son | — | 17 | ~1923 |
| O Johnson | Head | — | 44 | ~1896 |
| Lucille Johnson | Daughter | — | 21 | ~1919 |
| Myrtle Johnson | Daughter | — | 19 | ~1921 |
| Elizabeth Johnson | Daughter | — | 4 | ~1936 |
| E Johnson | Son | — | 12 | ~1928 |
| Olga Johnson | Spouse | — | 42 | ~1898 |
| W Johnson | Son | — | 10 | ~1930 |
| Marilyn Johnson | Daughter | — | 8 | ~1932 |
Census Appearances
1930
Douglas, Wisconsin
Daughter, age 31
Douglas, Wisconsin · implied b. ~1899 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Olga A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 20 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Douglas-County, Wisconsin
Spouse, age 42
Douglas-County, Wisconsin · implied b. ~1898 — 10 household members
| Surname | Johnson |
| Given Name | Olga |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Superior Town |
| 1935 Residence (County) | Douglas |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 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 Olga Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Olga Johnson
Spouse · 1940 · age 42 · b. ~1898 · Wisconsin
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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 — 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-t0627-04475-01005)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry Anderson | 67 | Head | Farmer | Sweden |
| 2 | Ida Anderson | 62 | Wife | — | Sweden |
| 3 | L. Carl Carlson | 60 | Cousin | Farmer | Sweden |
| 4 | D. Roy Kitch | 36 | Head | Farmer | Nebraska |
| 5 | Alice Kitch | 29 | Wife | — | Nebraska |
| 6 | Lorraine Kitch | 7 | Daughter | — | Nebraska |
| 7 | Anna Peterson | 68 | Head | — | Sweden |
| 8 | G. William Peterson | 33 | Son | Farmer | Wisconsin |
| 9 | Alice Peterson | 32 | Daughter | Domestic Maid | Wisconsin |
| 10 | Walter Peterson | 23 | Son | — | Wisconsin |
| 11 | A. Samuel White | 65 | Head | Farmer | New Jersey |
| 12 | Anna White | 60 | Wife | — | Sweden |
| 13 | A. John Johnson | 55 | Brother in law | Laborer | Minnesota |
| 14 | O. Emil Johnson | 44 | Head | Structural Iron Worker | Wisconsin |
| 15 | Olga Johnson THIS PERSON | 42 | Wife | — | Wisconsin |
| 16 | Lucille Johnson | 21 | Daughter | — | Wisconsin |
| 17 | Myrtle Johnson | 19 | Daughter | Servant | Wisconsin |
| 18 | R. Edwin Johnson | 17 | Son | — | Wisconsin |
| 19 | E. Robert Johnson | 12 | Son | — | Wisconsin |
| 20 | W. George Johnson | 10 | Son | — | Wisconsin |
| 21 | Marilyn Johnson | 8 | Daughter | — | Wisconsin |
| 22 | Elizabeth Johnson | 4 | Daughter | — | Wisconsin |
| 23 | D. Lawrence Johnson | 1 | Son | — | Wisconsin |
| 24 | Abraham Britton | 24 | Head | Farmer | Nebraska |
| 25 | Viola Britton | 22 | Wife | — | Nebraska |
| 26 | Alice Britton | 1 | Daughter | — | Wisconsin |
| 27 | D. Gustaf Anderson | 31 | Head | Section Helper | Wisconsin |
| 28 | Eleanor Anderson | 21 | Wife | — | Wisconsin |
| 29 | D. Donald Anderson | 7 | Son | — | Wisconsin |
| 30 | P. Gale Anderson | 5 | Daughter | — | Wisconsin |
| 31 | (Error) (Error) | None | (error) | (Error) | (error) |
| 32 | M. Howard Selden | 56 | Head | Farmer | Wisconsin |
| 33 | H. Neva Selden | 52 | Wife | Township Treasurer | Iowa |
| 34 | M. Shirley Selden | 18 | Daughter | — | Wisconsin |
| 35 | Ray Vanderport | 51 | Head | Farmer | Nebraska |
| 36 | Lydia Vanderport | 41 | Wife | — | Ohio |
| 37 | E. Ocel Vanderport | 23 | Son | Section Laborer | Montana |
| 38 | E. Mildred Vanderport | 19 | Daughter | Waitress | Wisconsin |
| 39 | C. Freda Vanderport | 16 | Daughter | — | Wisconsin |
| 40 | F. Barbara Vanderport | 6 | Daughter | — | 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)