EP
Ethel Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Louis-County, Minnesota
Our Model Tree links this Ethel Peterson across the 1930 and 1940 US Censuses in St.-Louis-County, Minnesota (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 11-person household.
Age 15
b. ~1925
Female
Daughter
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Minnesota |
| Surname | Peterson |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Unincorporated place - Township 59 Range 59 |
| 1935 Residence (County) | St. Louis |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same House |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Unincorporated Place Township 59 Range 59 |
| Est. Birth Year | ~1925 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ethel | Age | Birth yr |
|---|---|---|---|---|
| Carlo Peterson | Son | — | 17 | ~1923 |
| Mavis Peterson | Daughter | — | 7 | ~1933 |
| Jacob Peterson | Head | — | 48 | ~1892 |
| Ruben Peterson | Son | — | 21 | ~1919 |
| Emilie Peterson | Daughter | — | 11 | ~1929 |
| Arvo Peterson | Son | — | 13 | ~1927 |
| Alice Peterson | Daughter | — | 9 | ~1931 |
| Ethel Peterson | Daughter | — | 15 | ~1925 |
| Ruth Peterson | Daughter | — | 3 | ~1937 |
| Arthur Peterson | Son | — | 19 | ~1921 |
| Elma Peterson | Spouse | — | 44 | ~1896 |
Census Appearances
1930
St Louis, …
Daughter, age 5
St Louis, Minnesota · implied b. ~1925 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Ethel E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Occupation | none |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
St.-Louis-County, Minnesota
Daughter, age 15
St.-Louis-County, Minnesota · implied b. ~1925 — 11 household members
| Surname | Peterson |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Unincorporated place - Township 59 Range 59 |
| 1935 Residence (County) | St. Louis |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same House |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Ethel Peterson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ethel Peterson
Daughter · 1940 · age 15 · b. ~1925 · Minnesota
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Sibling
Emilie Peterson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Peterson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carlo Peterson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mavis Peterson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruben Peterson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Peterson
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arvo Peterson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Peterson
Sibling · 1940 · age 19
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 — St.-Louis-County, Minnesota
Open full size
1940 US Federal Census — St.-Louis-County, Minnesota
Page Contents
23 people indexed on this census page (nara:1940:m-t0627-01957-00945)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank Hapenen | 58 | Head | Farm Operator | Finland |
| 42 | Ada Hapenen | 58 | Wife | — | Finland |
| 43 | Albert Hapenen | 25 | Son | Farm Help | Minnesota |
| 44 | John Vuolong | 70 | Head | — | Michigan |
| 45 | Ora Vuolong | 62 | Wife | — | Iowa |
| 46 | Mat Mathews | 58 | Head | Farm Operator | Germany |
| 47 | Jacob Peterson | 48 | Head | Carpenter | Finland |
| 48 | Elma Peterson | 44 | Wife | — | Michigan |
| 49 | Ruben Peterson | 21 | Son | Carpenter Truck Driver | Minnesota |
| 50 | Arthur Peterson | 19 | Son | New Worker | Minnesota |
| 51 | Carlo Peterson | 17 | Son | New Worker | Minnesota |
| 52 | Ethel Peterson THIS PERSON | 15 | Daughter | — | Minnesota |
| 53 | Arvo Peterson | 13 | Son | — | Minnesota |
| 54 | Emilie Peterson | 11 | Daughter | — | Minnesota |
| 55 | Alice Peterson | 9 | Daughter | — | Minnesota |
| 56 | Mavis Peterson | 7 | Daughter | — | Minnesota |
| 57 | Ruth Peterson | 3 | Daughter | — | Minnesota |
| 58 | Enoch Salmi | 55 | Head | Farm Operator | Finland |
| 59 | Lizzie Salmi | 57 | Wife | — | Finland |
| 60 | Walter Salmi | 22 | Son | Miner | Minnesota |
| 62 | Eino Eiso | 21 | Son | Labor | Minnesota |
| 63 | Esther Eiso | 12 | Daughter | — | Minnesota |
| 64 | John Pornen | 72 | Head | Farm Operator | Minnesota |
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)