AP
Andrew Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Fallon-County, Montana
Our Model Tree links this Andrew Peterson across the 1920, 1930 and 1940 US Censuses in Fallon-County, Montana (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 9-person household.
Age 52
b. ~1888
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Fallon-County, Montana |
| Surname | Peterson |
| Given Name | Andrew |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | School District 13 |
| 1935 Residence (County) | Fallon |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 352 |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Farmer |
| Township / Ward | School District 13 |
| Est. Birth Year | ~1888 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Andrew | Age | Birth yr |
|---|---|---|---|---|
| Helen Peterson | Daughter | — | 6 | ~1934 |
| Agnes Peterson | Daughter | — | 9 | ~1931 |
| Lila Celander | Daughter | — | 25 | ~1915 |
| Anna Celander | Daughter | — | 14 | ~1926 |
| Andrew Peterson | Head | — | 52 | ~1888 |
| Olaf Nasset | Other | — | 62 | ~1878 |
| Lawrence Peterson | Son | — | 7 | ~1933 |
| William Peterson | Son | — | 3 | ~1937 |
| Anna Peterson | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Fallon, Montana
Other, age 32
Fallon, Montana · implied b. ~1888 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Andrew |
| Relationship to Head | Brother |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | Grain & Stock |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Fallon, Montana
Head, age 42
Fallon, Montana · implied b. ~1888 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Andrew |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | E |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Radio Set | R |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Fallon-County, Montana
Head, age 52
Fallon-County, Montana · implied b. ~1888 — 9 household members
| Surname | Peterson |
| Given Name | Andrew |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | School District 13 |
| 1935 Residence (County) | Fallon |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 352 |
| Highest Grade | 7 |
| 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 Andrew 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
Andrew Peterson
Head · 1940 · age 52 · b. ~1888 · Montana
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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 — Fallon-County, Montana
Open full size
1940 US Federal Census — Fallon-County, Montana
Page Contents
35 people indexed on this census page (nara:1940:m-t0627-02218-00083)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry E. Voldish | 48 | Head | Farmer | Wisconsin |
| 2 | Mildred Voldish | 36 | Wife | — | South Dakota |
| 3 | Rolland Voldish | 17 | Son | Farm Laborer | Montana |
| 4 | Darrel Voldish | 16 | Son | Farm Laborer | Montana |
| 5 | Betty Voldish | 14 | Daughter | — | Montana |
| 6 | Allen Voldish | 6 | Son | — | Montana |
| 7 | Garry Voldish | 2 | Son | — | Montana |
| 8 | Gerald Knutson | 32 | Head | Farmer | Wisconsin |
| 9 | Carrie Peterson | 56 | Mother | Farmer | Sweden |
| 10 | Elias Gramick | 66 | Head | Farmer | Texas |
| 11 | Salamanda Gramick | 56 | Wife | — | Missouri |
| 12 | Andrew Peterson THIS PERSON | 52 | Head | Farmer | Minnesota |
| 13 | Anna Peterson | 46 | Wife | — | Minnesota |
| 14 | Lila Celander | 25 | Daughter | Housework | Montana |
| 15 | Anna Celander | 14 | Daughter | — | Montana |
| 16 | Agnes Peterson | 9 | Daughter | — | Montana |
| 17 | Lawrence Peterson | 7 | Son | — | Montana |
| 18 | Helen Peterson | 6 | Daughter | — | Montana |
| 19 | William Peterson | 3 | Son | — | Montana |
| 20 | Olaf Nasset | 62 | Laborer | Farm Laborer | Minnesota |
| 21 | Stan Vroman | 50 | Head | Farmer | Sweden |
| 22 | Ida Vroman | 42 | Wife | — | Wyoming |
| 23 | Stan Jr. Vroman | 17 | Son | — | Montana |
| 24 | Morgan Vroman | 15 | Son | — | Montana |
| 25 | Ruth Vroman | 14 | Daughter | — | Montana |
| 26 | Kenneth Vroman | 10 | Son | — | Montana |
| 27 | Elizabeth Herman | 48 | Head | Teacher | Nebraska |
| 28 | Daniel Hornychuk | 55 | Head | Farmer | Russia |
| 29 | Pearl Hornychuk | 54 | Wife | — | Russia |
| 30 | Dorothy Hornychuk | 26 | Daughter | — | Montana |
| 31 | George Hornychuk | 18 | Son | — | Montana |
| 32 | Olaf Gullikson | 50 | Head | Farmer | Minnesota |
| 33 | Peder Gullikson | 53 | Brother | Farmer | Minnesota |
| 34 | Robert Yockey | 73 | Head | Farmer | North Carolina |
| 35 | Anna Elizabeth Yockey | 69 | Wife | — | Missouri |
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)