GJ
Gust Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Iron-County, Michigan
Our Model Tree links this Gust Johnson across the 1920, 1930 and 1940 US Censuses in Iron-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1884), then head of a 5-person household.
Age 56
b. ~1884
Male
Head
Born: Finland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Iron-County, Michigan |
| Surname | Johnson |
| Given Name | Gust |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Mastodon Township |
| 1935 Residence (County) | Iron |
| Naturalization Status | First papers filed |
| Additional Details | |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
| Occupation | Farming |
| Township / Ward | Mastodon Township |
| Est. Birth Year | ~1884 |
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 Gust | Age | Birth yr |
|---|---|---|---|---|
| Gust Johnson | Head | — | 56 | ~1884 |
| Gust Johnson | Son | — | 27 | ~1913 |
| Louis Johnson | Son | — | 29 | ~1911 |
| William Johnson | Son | — | 25 | ~1915 |
| Sophie Johnson | Spouse | — | 55 | ~1885 |
Census Appearances
1920
Carbon, Montana
Other, age 35
Carbon, Montana · implied b. ~1885 — 25 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Gust |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Finland |
| Year of Immigration | 1910 |
| Naturalization Status | Alien |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Occupation | Coal miner |
| Industry | coal mine |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Finnish |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1930
Delta, Michigan
Head, age 45
Delta, Michigan · implied b. ~1885 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Gustav |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Finland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1909 |
| Age at First Marriage | 33 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | O |
| Veteran | No |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1940
Iron-County, Michigan
Head, age 56
Iron-County, Michigan · implied b. ~1884 — 5 household members
| Surname | Johnson |
| Given Name | Gust |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Mastodon Township |
| 1935 Residence (County) | Iron |
| Naturalization Status | First papers filed |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| 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 Gust Johnson across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Gust Johnson
Head · 1940 · age 56 · b. ~1884 · Michigan
★ 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 — Iron-County, Michigan
Open full size
1940 US Federal Census — Iron-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01765-00673)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Gust Johnson THIS PERSON | 56 | Head | Farming | Finland |
| 42 | Sophie H. Johnson | 55 | Wife | — | Finland |
| 43 | Louis Johnson | 29 | Son | Mechanic | Michigan |
| 44 | Gust Jr. Johnson | 27 | Son | Laborer | Michigan |
| 45 | William Johnson | 25 | Son | Laborer | Michigan |
| 46 | Thomas G. Erickson | 28 | Head | Laborer | Rhode Island |
| 47 | Adela M. Erickson | 24 | Wife | — | Michigan |
| 48 | Judith A. Erickson | 0 | Daughter | — | Wisconsin |
| 49 | James Wafer | 75 | Head | — | Canada |
| 50 | Hilja S. Moilanen | 39 | Head | — | Finland |
| 51 | Oiva A. Moilanen | 14 | Son | — | Michigan |
| 52 | Matt Niemi | 55 | Head | — | Finland |
| 53 | Hilma S. Niemi | 60 | Wife | — | Finland |
| 54 | William H. Isaacson | 31 | Step Son | Laborer | Finland |
| 55 | Oscar Maki | 42 | Head | Pumpman | Finland |
| 56 | Martha J. Pelto | 41 | Head | — | Finland |
| 57 | Loran W. Buss | 30 | Head | Mechanic | Colorado |
| 58 | Amelia E. Buss | 33 | Wife | — | Michigan |
| 59 | Ole Johnans|Johnas | 69 | Head | Farmwork | Sweden |
| 60 | Nellie Johnans|Johnas | 70 | Wife | — | Sweden |
| 61 | Oscar E. Johnans|Johnas | 34 | Son | Laborer | Michigan |
| 62 | Anna M. Johnans|Johnas | 33 | Daughter | Dairy Maid | Michigan |
| 63 | Joseph C. Johnans|Johnas | 29 | Son | Laborer | Michigan |
| 64 | William R. Sanders | 10 | Grand-son | — | Michigan |
| 65 | Louis Tuchette | 65 | Head | Farmer | Michigan |
| 66 | Mary L. Tuchette | 73 | Wife | — | Wisconsin |
| 67 | John Mahone | 52 | Head | Farmer | Canada |
| 68 | Bert Mahone | 49 | Brother | — | Canada |
| 69 | William Mahone | 43 | Brother | Laborer | Michigan |
| 70 | John E. Ahlberg | 56 | Head | Farmer | Finland |
| 71 | Hilda S. Ahlberg | 56 | Wife | Dairy Maid | Finland |
| 72 | Arnold E. Ahlberg | 24 | Son | Laborer | North Dakota |
| 73 | Edward A. Lehto | 25 | Lodger | Laborer | Montana |
| 74 | P. Emil Ahlberg | 50 | Head | Farmer | Finland |
| 75 | Emma C. Ahlberg | 50 | Wife | — | Norway |
| 76 | Elmer Ahlberg | 18 | Son | — | Michigan |
| 77 | Roy Ahlberg | 16 | Son | — | Michigan |
| 78 | John Perimaki | 45 | Head | Farmer | Finland |
| 79 | Hilma Perimaki | 45 | Wife | — | Finland |
| 80 | Henry W. Kallio | 43 | Head | Farmer | Finland |
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)