AP
Alfred Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Freeborn-County, Minnesota
Our Model Tree links this Alfred Peterson across the 1920, 1930 and 1940 US Censuses in Freeborn-County, Minnesota (XGBoost, ~Confirmed) — first a head (b.~1876), then head of a 5-person household.
Age 64
b. ~1876
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Freeborn-County, Minnesota |
| Surname | Peterson |
| Given Name | Alfred J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Bath Twp |
| 1935 Residence (County) | Freeborn |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | E |
| Hours Worked | 65 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Farmer |
| Township / Ward | Bath Twp |
| Est. Birth Year | ~1876 |
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 Alfred | Age | Birth yr |
|---|---|---|---|---|
| Marshall Peterson | Son | — | 25 | ~1915 |
| Rebida Peterson | Spouse | — | 52 | ~1888 |
| Alfred Peterson | Head | — | 64 | ~1876 |
| Robert Peterson | Son | — | 21 | ~1919 |
| Margaret Peterson | Daughter | — | 14 | ~1926 |
Census Appearances
1920
Freeborn, Minnesota
Head, age 41
Freeborn, Minnesota · implied b. ~1879 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Alfred H |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | F |
| Home Free/Mortgaged | M |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Freeborn, Minnesota
Head, age 51
Freeborn, Minnesota · implied b. ~1879 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Alfred J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 34 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | 1000 |
| Home Value / Rent | R |
| Veteran | O |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Freeborn-County, Minnesota
Head, age 64
Freeborn-County, Minnesota · implied b. ~1876 — 5 household members
| Surname | Peterson |
| Given Name | Alfred J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Bath Twp |
| 1935 Residence (County) | Freeborn |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | E |
| Hours Worked | 65 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 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 Alfred Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Alfred Peterson
Head · 1940 · age 64 · b. ~1876 · 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 — Freeborn-County, Minnesota
Open full size
1940 US Federal Census — Freeborn-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01922-00521)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Adrian Christenson | 5 | Son | — | Minnesota |
| 2 | Dallas Christenson | 1 | Son | — | Minnesota |
| 3 | Marvin Lien | 24 | Hired Hand | Farm Labor | Wisconsin |
| 4 | Tom Leachman | 59 | Head | Farmer | Minnesota |
| 5 | Nellie Leachman | 49 | Wife | Farm Labor | Minnesota |
| 6 | Richard Fitzgerald | 36 | Lodger | Salesman | Minnesota |
| 7 | Viola Fitzgerald | 30 | Lodger wife | — | Minnesota |
| 8 | Theresa Ann Fitzgerald | 1 | Lodger daughter | — | Minnesota |
| 9 | Carl Manyhun | 45 | Head | Farmer | Minnesota |
| 10 | Nora Manyhun | 37 | Wife | — | Minnesota |
| 11 | Alan Manyhun | 15 | Son | Farmer | Minnesota |
| 12 | John Jenson | 66 | Head | Farmer | Denmark |
| 13 | Ida Jenson | 61 | Wife | — | Minnesota |
| 14 | Rhoda Jenson | 29 | Daughter | Maid | Minnesota |
| 15 | Harvey Thomson | 25 | Hired Hand | Farm Labor | Iowa |
| 16 | Hazel Thomson | 23 | Wife | — | Iowa |
| 17 | Harlan Thomson | 3 | Son | — | Minnesota |
| 18 | Howard Thomson | 1 | Son | — | Minnesota |
| 19 | Louis Jenson | 50 | Head | Farm | Minnesota |
| 20 | Lydia Jenson | 47 | Wife | — | Minnesota |
| 21 | Allen Jenson | 18 | Son | Farm Labor | Minnesota |
| 22 | Gordon Jenson | 12 | Son | — | Minnesota |
| 23 | Elaine Jenson | 6 | Daughter | — | Minnesota |
| 24 | Anton Jenson | 80 | Father | — | Denmark |
| 25 | Alfred J. Peterson THIS PERSON | 64 | Head | Farmer | Minnesota |
| 26 | Rebida Peterson | 52 | Wife | — | Minnesota |
| 27 | Marshall Peterson | 25 | Son | Farm Labor | Minnesota |
| 28 | Robert Peterson | 21 | Son | Carpenter | Minnesota |
| 29 | Margaret Peterson | 14 | Daughter | — | Minnesota |
| 30 | Ralph Wineberg | 41 | Head | Farmer | New York |
| 31 | Della Wineberg | 26 | Wife | — | North Dakota |
| 32 | Wallace M. Jenson | 34 | Head | Farmer | Minnesota |
| 33 | Emeline Jenson | 37 | Wife | — | Minnesota |
| 34 | Wallace Jr. Jenson | 9 | Son | — | Minnesota |
| 35 | James Jenson | 7 | Son | — | Minnesota |
| 36 | Anton Jenson | 5 | Son | — | Minnesota |
| 37 | Rollin Jenson | 3 | Son | — | Minnesota |
| 38 | Leon Jenson | 2 | Son | — | Minnesota |
| 39 | Melvyn Jenson | 1 | Son | — | Minnesota |
| 40 | — | None | — | — | — |
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)