FP
Frank Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cass-County, Minnesota
Our Model Tree links this Frank Peterson across the 1920, 1930 and 1940 US Censuses in Cass-County, Minnesota (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 4-person household.
Age 55
b. ~1885
Male
Head
Born: South Dakota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cass-County, Minnesota |
| Surname | Peterson |
| Given Name | Frank E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | South Dakota |
| 1935 Residence (City) | Sylvan Township |
| 1935 Residence (County) | Cass |
| Additional Details | |
| Occupation | bus driver |
| Industry | public school transportation |
| Class of Worker | GW |
| Hours Worked | 15 |
| Income (1939) | 750 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
| Occupation | Bus Driver |
| Township / Ward | Sylvan Township |
| Est. Birth Year | ~1885 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Frank Peterson | Head | — | 55 | ~1885 |
| Donald Peterson | Son | — | 16 | ~1924 |
| Gordon Peterson | Son | — | 31 | ~1909 |
| Ruth Peterson | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Cass, Minnesota
Head, age 35
Cass, Minnesota · implied b. ~1885 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Frank G |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | South Dakota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
1930
Cass, Minnesota
Head, age 45
Cass, Minnesota · implied b. ~1885 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Frank G. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | South Dakota |
| Age at First Marriage | 32 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Contractor Carpenter |
| Industry | Building |
| Class of Worker | E |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2500 |
| Radio Set | R |
| Veteran | No |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
1940
Cass-County, Minnesota
Head, age 55
Cass-County, Minnesota · implied b. ~1885 — 4 household members
| Surname | Peterson |
| Given Name | Frank E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | South Dakota |
| 1935 Residence (City) | Sylvan Township |
| 1935 Residence (County) | Cass |
| Occupation | bus driver |
| Industry | public school transportation |
| Class of Worker | GW |
| Hours Worked | 15 |
| Income (1939) | 750 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
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 Frank Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Frank Peterson
Head · 1940 · age 55 · b. ~1885 · 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 — Cass-County, Minnesota
Open full size
1940 US Federal Census — Cass-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01912-00576)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank E Peterson THIS PERSON | 55 | Head | Bus Driver | South Dakota |
| 2 | Ruth F Peterson | 50 | Wife | Housewife | Minnesota |
| 3 | Gordon F Peterson | 31 | Son | Teller | Minnesota |
| 4 | Donald Peterson | 16 | Son | — | Minnesota |
| 5 | Alvin B Lekness | 31 | Head | No | Minnesota |
| 6 | Joseph Lekness | 16 | Son | — | Minnesota |
| 7 | Robert Lekness | 13 | Son | — | Minnesota |
| 8 | Glen Lekness | 9 | Son | — | Minnesota |
| 9 | Katherine Lund | 38 | Housekeeper | Housekeeper | Minnesota |
| 10 | Theodore Pruett | 56 | Head | Janitor | Minnesota |
| 11 | Martha Pruett | 54 | Wife | — | Minnesota |
| 12 | Dorothy Pruett | 23 | Daughter | — | Minnesota |
| 13 | Adelia Pruett | 20 | Daughter | — | Minnesota |
| 14 | Eileen Pruett | 18 | Daughter | — | Minnesota |
| 15 | Calvin Pruett | 15 | Son | Laborer | Minnesota |
| 16 | Robert Pruett | 13 | Son | — | Minnesota |
| 17 | Orval Pruett | 8 | Son | — | Minnesota |
| 18 | Alta Mae Pruett | 5 | Daughter | — | Minnesota |
| 19 | Joyce Pruett | 3 | Daughter | — | Minnesota |
| 20 | Bruce Wiggle | 54 | Head | Owner | Iowa |
| 21 | Bernita Wiggle | 49 | Wife | — | Iowa |
| 22 | Margery Wiggle | 21 | Daughter | — | Iowa |
| 23 | Lloyd Handake | 23 | Head | Farmer | Minnesota |
| 24 | Katherine Handake | 21 | Wife | — | Minnesota |
| 25 | Yvonne Handake | 0 | Daughter | — | Minnesota |
| 26 | James Friary | 66 | Head | Farmer | Minnesota |
| 27 | Nina Friary | 57 | Wife | — | Minnesota |
| 28 | Joseph Shutt | 38 | Head | Farmer | Minnesota |
| 29 | Zella Shutt | 38 | Wife | — | Iowa |
| 30 | Ellen Shutt | 14 | Daughter | — | Minnesota |
| 31 | Wilma Shutt | 12 | Daughter | — | Minnesota |
| 32 | Duane Shutt | 2 | Son | — | Minnesota |
| 33 | Peter Yder | 39 | Head | — | Minnesota |
| 34 | Lena Yder | 28 | Wife | Housekeeper | Estonia |
| 35 | Peter Jr Yder | 11 | Son | — | Minnesota |
| 36 | Marjorie Yder | 9 | Daughter | — | Minnesota |
| 37 | Ann Yder | 6 | Daughter | — | Minnesota |
| 38 | Harold Houseman | 32 | Head | Proprietor | Iowa |
| 39 | Bernadine Houseman | 28 | Wife | — | Illinois |
| 40 | George A Albrecht | 25 | Head | Mason'S Assistant | 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)