ME
Mary Erickson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Dickinson-County, Michigan
Our Model Tree links this Mary Erickson across the 1920, 1930 and 1940 US Censuses in Dickinson-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1887), then head of a 2-person household.
Age 53
b. ~1887
Female
Head
Born: Finland
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Dickinson-County, Michigan |
| Surname | Erickson |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Widowed |
| Birthplace | Finland |
| 1935 Residence (City) | Iron Mountain |
| 1935 Residence (County) | Dickinson |
| Naturalization Status | First papers filed |
| Additional Details | |
| Industry | H |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
| Township / Ward | Iron Mountain |
| Est. Birth Year | ~1887 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Erickson | Head | — | 53 | ~1887 |
| Lawrence Erickson | Son | — | 30 | ~1910 |
Census Appearances
1920
Keweenaw, Michigan
Spouse, age 30
Keweenaw, Michigan · implied b. ~1890 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Erickson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Finland |
| Year of Immigration | 1904 |
| 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
Dickinson, Michigan
Spouse, age 42
Dickinson, Michigan · implied b. ~1888 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Erickson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Finland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1903 |
| Age at First Marriage | 20 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Can Read/Write | Yes |
| Mother Tongue | Finnish |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1940
Dickinson-County, Michigan
Head, age 53
Dickinson-County, Michigan · implied b. ~1887 — 2 household members
| Surname | Erickson |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Widowed |
| Birthplace | Finland |
| 1935 Residence (City) | Iron Mountain |
| 1935 Residence (County) | Dickinson |
| Naturalization Status | First papers filed |
| Industry | H |
| Highest Grade | H 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 Mary Erickson across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Erickson
Head · 1940 · age 53 · b. ~1887 · Michigan
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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 — Dickinson-County, Michigan
Open full size
1940 US Federal Census — Dickinson-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01746-00371)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Fred Coombs | 47 | Head | Laborer | Michigan |
| 42 | Edith Coombs | 41 | Wife | — | Michigan |
| 43 | Jack Coombs | 15 | Son | Laborer | Michigan |
| 44 | Douglas Coombs | 10 | Son | — | Michigan |
| 45 | Elizabeth Coombs | 79 | Mother-in-law | — | England |
| 46 | Mary Erickson THIS PERSON | 53 | Head | — | Finland |
| 47 | Lawrence Erickson | 30 | Son | Truck Driver | Michigan |
| 48 | James Calvello | 54 | Head | — | Italy |
| 49 | Victor Calvello | 25 | Son | Laborer | Michigan |
| 50 | Mary Calvello | 22 | Daughter | Seamstress | Michigan |
| 51 | Viola Calvello | 20 | Daughter | Seamstress | Michigan |
| 52 | Harold Nelson | 39 | Head | Laborer | Michigan |
| 53 | Gertrude Nelson | 39 | Wife | — | Michigan |
| 54 | Carolyn Nelson | 15 | Daughter | — | Michigan |
| 55 | Shirley Nelson | 13 | Daughter | — | Michigan |
| 56 | Albert Uhr-Macher | 39 | Head | Truck Driver | Austria |
| 57 | Isabel Uhr-Macher | 33 | Wife | — | Wisconsin |
| 58 | Wallace Vasser | 16 | Step-son | Laborer | Wisconsin |
| 59 | Howard Vasser | 15 | Step-son | — | Michigan |
| 60 | Maria Uhr-Macher | 76 | Mother | — | Austria |
| 61 | Merle Townsend | 41 | Head | Minister | Michigan |
| 62 | Beatrice Townsend | 37 | Wife | — | New York |
| 63 | Florence Townsend | 15 | Daughter | — | Massachusetts |
| 64 | Theodore Townsend | 14 | Son | — | Michigan |
| 65 | Armond Andrea | 44 | Head | Linotype Opr. | Michigan |
| 66 | Ruth Andrea | 45 | Wife | — | Michigan |
| 67 | Sharon K. Andrea | 2 | Daughter | — | Michigan |
| 68 | John Zaccardi | 58 | Head | Laborer | Michigan |
| 69 | Eda Zaccardi | 55 | Wife | — | Michigan |
| 70 | Marie Erickson | 85 | Head | — | Sweden |
| 71 | Selma Erickson | 56 | Daughter | — | Michigan |
| 72 | Bert Clochetti | 62 | Head | — | Italy |
| 73 | Theresa Clochetti | 55 | Wife | — | Italy |
| 74 | Frank Clochetti | 35 | Son | Laborer | Michigan |
| 75 | Charlie Clochetti | 26 | Son | Laborer | Michigan |
| 76 | John Clochetti | 23 | Son | Laborer | Michigan |
| 77 | Mary Clochetti | 19 | Daughter | — | Michigan |
| 78 | Charles Peruchini | 41 | Head | Laborer | Michigan |
| 79 | Idilda Peruchini | 31 | Wife | — | Michigan |
| 80 | Charles Jr. Peruchini | 1 | Son | — | 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)