JJ
Julia Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ashland-County, Wisconsin
Our Model Tree links this Julia Johnson across the 1920, 1930 and 1940 US Censuses in Ashland-County, Wisconsin (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 5-person household.
Age 52
b. ~1888
Female
Spouse
Born: Finland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ashland-County, Wisconsin |
| Surname | Johnson |
| Given Name | Julia |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Town of Marengo |
| 1935 Residence (County) | Ashland |
| Naturalization Status | Alien |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same house |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
| Township / Ward | Town Of Marengo |
| Est. Birth Year | ~1888 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Julia | Age | Birth yr |
|---|---|---|---|---|
| Gloria Mackey | Daughter | — | 3 | ~1937 |
| Linnea Mackey | Daughter | — | 25 | ~1915 |
| Matt Johnson | Head | — | 56 | ~1884 |
| Oren Mackey | Other | — | 32 | ~1908 |
| Julia Johnson | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Ashland, Wisconsin
Spouse, age 30
Ashland, Wisconsin · implied b. ~1890 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Julia |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Finland |
| Year of Immigration | 1912 |
| Naturalization Status | Alien |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Finnish |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1930
Ashland, Wisconsin
Spouse, age 41
Ashland, Wisconsin · implied b. ~1889 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Julia B |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Finland |
| Naturalization Status | Alien |
| Year of Immigration | 1915 |
| Age at First Marriage | 22 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Can Read/Write | Yes |
| Mother Tongue | Finnish |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1940
Ashland-County, Wisconsin
Spouse, age 52
Ashland-County, Wisconsin · implied b. ~1888 — 5 household members
| Surname | Johnson |
| Given Name | Julia |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Town of Marengo |
| 1935 Residence (County) | Ashland |
| Naturalization Status | Alien |
| Income (1939) | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same house |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
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 Julia 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
Julia Johnson
Spouse · 1940 · age 52 · b. ~1888 · 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 — Ashland-County, Wisconsin
Open full size
1940 US Federal Census — Ashland-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04456-00775)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Oscar Koski | 31 | Head | Farmer | Illinois |
| 42 | Saima Koski | 35 | Wife | — | Finland |
| 43 | Darlene Koski | 7 | Daughter | — | Wisconsin |
| 44 | Gloria Koski | 5 | Daughter | — | Wisconsin |
| 45 | Alice Koski | 5 | Daughter | — | Wisconsin |
| 46 | Walter Ensign | 28 | Head | Farmer | Wisconsin |
| 47 | Mary Ensign | 32 | Wife | — | New Mexico |
| 48 | Martin Ensign | 5 | Son | — | Wisconsin |
| 49 | Charles Valentine | 21 | Brother-in-law | Farm Laborer | Arizona |
| 50 | Orrin D. Sukin | 27 | Head | Cheese Maker | Wisconsin |
| 51 | Gladys Sukin | 20 | Wife | — | Wisconsin |
| 52 | Robert Mattson | 67 | Head | Farmer | Finland |
| 53 | Lizzy Mattson | 56 | Wife | — | Finland |
| 54 | Arnold Mattson | 19 | Son | Farm Laborer | Wisconsin |
| 55 | Erland Mattson | 18 | Son | Farm Laborer | Wisconsin |
| 56 | Florence Mattson | 17 | Daughter | New Worker | Wisconsin |
| 57 | Matt R. Mattson | 32 | Head | Storekeeper | Wisconsin |
| 58 | Florence Mattson | 28 | Wife | Clerk | Wisconsin |
| 59 | Val C. Poor | 73 | Head | Retired | Wisconsin |
| 60 | Martin Van De Bruggen | 31 | Head | Farmer | Wisconsin |
| 61 | Olga Van De Bruggen | 30 | Wife | — | North Dakota |
| 62 | Martin Jr. Van De Bruggen | 10 | Son | — | North Dakota |
| 63 | Alvin Van De Bruggen | 8 | Son | — | Wisconsin |
| 64 | Leonard Van De Bruggen | 6 | Son | — | Wisconsin |
| 65 | Betty Ann Van De Bruggen | 2 | Daughter | — | Wisconsin |
| 66 | John Gueson | 66 | Head | Farmer | Wisconsin |
| 67 | Ella Gueson | 66 | Wife | — | Wisconsin |
| 68 | Donald Myers | 18 | Hired man | Farm Laborer | Wisconsin |
| 69 | Floyd Wiesan | 29 | Head | Principle | Wisconsin |
| 70 | Ellen Wiesan | 33 | Wife | — | Rhode Island |
| 71 | Rae Ellen Dillon | 15 | Step-daughter | New Worker | Wisconsin |
| 72 | Ray Holmes | 23 | Head | Truck Driver | Wisconsin |
| 73 | Dorothy Holmes | 23 | Wife | — | Wisconsin |
| 74 | Janice Holmes | 1 | Daughter | — | Wisconsin |
| 75 | Matt Johnson | 56 | Head | Farmer | Finland |
| 76 | Julia Johnson THIS PERSON | 52 | Wife | — | Finland |
| 77 | Oren Mackey | 32 | Son-in-law | Laborer | Wisconsin |
| 78 | Linnea Mackey | 25 | Daughter | — | Wisconsin |
| 79 | Gloria Mackey | 3 | Daughter | — | Wisconsin |
| 80 | Sulo Sukanen | 37 | Head | Farmer | Michigan |
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)