WP
Walter Peterson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jackson-County, Minnesota
Our Model Tree links this Walter Peterson across the 1920, 1930 and 1940 US Censuses in Jackson-County, Minnesota (XGBoost, ~Confirmed), with identified parents Emil & Lavina — first a head (b.~1903), then head of a 8-person household.
Age 37
b. ~1903
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, Minnesota |
| Surname | Peterson |
| Given Name | Walter V. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Petersburg Twp. |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Occupation | Contract work |
| Industry | Lumber company |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 2400 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Contract Work |
| Township / Ward | Petersburg Twp |
| Est. Birth Year | ~1903 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Walter | Age | Birth yr |
|---|---|---|---|---|
| Ilan Peterson | Daughter | — | 13 | ~1927 |
| Mabel Peterson | Spouse | — | 32 | ~1908 |
| Gary Peterson | Son | — | 1 | ~1939 |
| Walter Peterson | Head | — | 37 | ~1903 |
| Loren Peterson | Son | — | 3 | ~1937 |
| Ardy Peterson | Daughter | — | 11 | ~1929 |
| Neil Peterson | Son | — | 7 | ~1933 |
| Gail Peterson | Daughter | — | 8 | ~1932 |
Census Appearances
1920
Jackson, Minnesota
Son, age 17
Jackson, Minnesota · implied b. ~1903 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Walter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Danish |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Jackson, Minnesota
Head, age 27
Jackson, Minnesota · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Walter V. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 23 |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Denmark |
| Occupation | Proprietor |
| Industry | Garage |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 10.00 |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Jackson-County, Minnesota
Head, age 37
Jackson-County, Minnesota · implied b. ~1903 — 8 household members
| Surname | Peterson |
| Given Name | Walter V. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Petersburg Twp. |
| 1935 Residence (County) | Jackson |
| Occupation | Contract work |
| Industry | Lumber company |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 2400 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 Walter Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Emil Peterson (~0.92 confidence) and mother Lavina Peterson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Emil Peterson
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Lavina Peterson
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Walter Peterson
Head · 1940 · age 37 · b. ~1903 · Minnesota
★ 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 — Jackson-County, Minnesota
Open full size
1940 US Federal Census — Jackson-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01929-00405)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Donald J. Winslow | 17 | Head | — | Minnesota |
| 2 | Gladys A. Albert | 31 | Head | — | Iowa |
| 3 | Robert Albert | 11 | Son | — | Minnesota |
| 4 | Ardys Albert | 9 | Daughter | — | Minnesota |
| 5 | Lois Albert | 5 | Daughter | — | Iowa |
| 6 | Ruth Albert | 66 | Mother-in-law | — | Minnesota |
| 7 | William A. Poynter | 66 | Head | Laborer | Illinois |
| 8 | Corda Poynter | 59 | Wife | — | Illinois |
| 9 | Paul A. Poynter | 24 | Son | Truck Driver | Illinois |
| 10 | Lucille Poynter | 20 | Daughter-in-law | — | Iowa |
| 11 | Adrian A. Poynter | 2 | Grandson | — | Minnesota |
| 12 | O. Harry H. Landahl | 58 | Head | Manager | Denmark |
| 13 | Mary Landahl | 58 | Wife | — | Iowa |
| 14 | John Mincus | 35 | Boarder | Asst Manager | Iowa |
| 15 | Raymond Rasmussen | 27 | Head | Attendant | Minnesota |
| 16 | Thelma Rasmussen | 26 | Wife | — | S. Dakota |
| 17 | Andrew J. Anderson | 76 | Head | — | Norway |
| 18 | Hanna Anderson | 71 | Wife | — | Norway |
| 19 | Hans P. Rasmussen | 57 | Head | Salesman | Denmark |
| 20 | Mary Rasmussen | 51 | Wife | — | Iowa |
| 21 | Delores Rasmussen | 14 | Daughter | — | Minnesota |
| 22 | Walter V. Peterson THIS PERSON | 37 | Head | Contract Work | Minnesota |
| 23 | Mabel Peterson | 32 | Wife | — | Minnesota |
| 24 | Ilan Peterson | 13 | Daughter | — | Minnesota |
| 25 | Ardy Peterson | 11 | Daughter | — | Minnesota |
| 26 | Gail Peterson | 8 | Daughter | — | Minnesota |
| 27 | Neil Peterson | 7 | Son | — | Minnesota |
| 28 | Loren Peterson | 3 | Son | — | Minnesota |
| 29 | Gary Peterson | 1 | Son | — | Minnesota |
| 30 | Anton A. Johnson | 78 | Head | — | Norway |
| 31 | Betsy Johnson | 69 | Wife | — | Minnesota |
| 32 | Alma B. Johnson | 42 | Daughter | — | Iowa |
| 33 | Harry W. Johnson | 38 | Son | Laborer | Iowa |
| 34 | Claude A. Rasmussen | 26 | Head | Salesman | Minnesota |
| 35 | Lorene E. Rasmussen | 21 | Wife | — | Minnesota |
| 36 | Larry L. Rasmussen | 1 | Son | — | Minnesota |
| 37 | Mrs. Minda Jensen | 73 | Head | — | Wisconsin |
| 38 | Lila P. Jensen | 25 | Granddaughter | Laborer | Iowa |
| 39 | Frank Wiesner | 43 | Head | Laborer | Iowa |
| 40 | Julia Wiesner | 34 | Wife | — | Minnesota |
Pedigree Summary
Walter
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)