WP
William Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this William Peterson across the 1910, 1920, 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed) — first a head (b.~1869), then head of a 7-person household.
Age 71
b. ~1869
Male
Head
Born: Sweden
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Peterson |
| Given Name | William B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 71 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| Township / Ward | Minneapolis City |
| Est. Birth Year | ~1869 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Fehling | Daughter | — | 16 | ~1924 |
| William Peterson | Head | — | 71 | ~1869 |
| Blanche Fehling | Other | — | 48 | ~1892 |
| Harry House | Other | — | 85 | ~1855 |
| L Fehling | Son | — | 21 | ~1919 |
| Arthur Peterson | Son | — | 41 | ~1899 |
| Caroline Peterson | Spouse | — | 68 | ~1872 |
Census Appearances
1910
Hennepin, Minnesota
Head, age 40
Hennepin, Minnesota · implied b. ~1870 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Widowed |
| Birthplace | Sweden |
| Year of Immigration | 1893 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Motorman |
| Industry | Street R.R. |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1920
Hennepin, Minnesota
Head, age 50
Hennepin, Minnesota · implied b. ~1870 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Sweden |
| Year of Immigration | 1886 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Motorman |
| Industry | Street car |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Sweden |
| Year of Naturalization | 1910 |
| Birthplace (normalized) | sweden |
1930
Hennepin, Minnesota
Head, age 65
Hennepin, Minnesota · implied b. ~1865 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | William H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Year of Immigration | 1886 |
| Age at First Marriage | 24 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Cleaning & Dyeing |
| Industry | Dry cleaning |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | O |
| Home Value / Rent | 8000.00 |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1940
Hennepin-County, Minnesota
Head, age 71
Hennepin-County, Minnesota · implied b. ~1869 — 7 household members
| Surname | Peterson |
| Given Name | William B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 71 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Naturalization Status | Naturalized |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
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 William Peterson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Peterson
Head · 1940 · age 71 · b. ~1869 · Minnesota
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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 — Hennepin-County, Minnesota
Open full size
1940 US Federal Census — Hennepin-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01986-00161)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harry D Balthazor | 44 | Head | Insurance Agent | Wisconsin |
| 42 | Edna Balthazor | 44 | Wife | — | Minnesota |
| 43 | Laverne Balthazor | 14 | Daughter | — | Minnesota |
| 44 | Marvin H Magnuson | 26 | Head | Stationary Engineer | Minnesota |
| 45 | Helen Magnuson | 24 | Wife | — | Minnesota |
| 46 | Harold M Magnuson | 1 | Son | — | Minnesota |
| 47 | Michael J Kendzierski | 29 | Head | Machinist | Minnesota |
| 48 | Winifred Kendzierski | 28 | Wife | Sorter | Minnesota |
| 49 | Geraldine Kendzierski | 2 | Daughter | — | Minnesota |
| 50 | Lawrence O Paquette | 36 | Head | Machinist Foreman | Minnesota |
| 51 | Agnes Paquette | 36 | Wife | — | Minnesota |
| 52 | Danny Paquette | 5 | Son | — | Minnesota |
| 53 | Harry J Black | 45 | Head | Packing Dept Clerk | Minnesota |
| 54 | Elva Black | 47 | Wife | — | Minnesota |
| 55 | Bernard A Erickson | 28 | Head | Paint Grinder | Minnesota |
| 56 | Gertrude Erickson | 26 | Wife | Stenographer | Minnesota |
| 57 | Anna E Lambert | 61 | Head | Housekeeper | Michigan |
| 58 | Adelia Granquist | 54 | Lodger | Machine Operator | Sweden |
| 59 | John W Coleman | 62 | Head | Locomotive Engineer | Wisconsin |
| 60 | Hazel E Coleman | 51 | Wife | — | Minnesota |
| 61 | William B Peterson THIS PERSON | 71 | Head | — | Sweden |
| 62 | Caroline Peterson | 68 | Wife | — | Sweden |
| 63 | Arthur W Peterson | 41 | Son | — | Minnesota |
| 64 | Blanche D Fehling | 48 | Mother | Salesman | Washington DC |
| 65 | L. Robert Fehling | 21 | Son | Office Clerk | Minnesota |
| 66 | Evelyn Fehling | 16 | Daughter | — | Minnesota |
| 67 | Harry House | 85 | Lodger | — | Ohio |
| 68 | Wayne S Meius | 25 | Head | Dentist | Minnesota |
| 69 | Velma Meius | 23 | Wife | Cashier | Wisconsin |
| 70 | James Meius | 1 | Son | — | Minnesota |
| 71 | Mike B Nekora | 43 | Head | Motor Messenger To Western Union | Romania |
| 72 | Rena Nekora | 34 | Wife | — | Wisconsin |
| 73 | Michael Nekora | 6 | Son | — | Minnesota |
| 74 | Nelda Nekora | 3 | Son | — | Minnesota |
| 75 | Esther L Wallace | 65 | Head | — | Minnesota |
| 76 | Esther L Wallace | 24 | Daughter | Secretary | Minnesota |
| 77 | Gertrude E Fleischman | 37 | Head | Stenographic Work | Minnesota |
| 78 | Margaret Fleischman | 31 | Sister | Secretary | Minnesota |
| 79 | William J Donahue | 66 | Head | Policeman | Minnesota |
| 80 | Agnes Donahue | 63 | Wife | — | 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)