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Anna Olson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Fallon-County, Montana
Our Model Tree links this Anna Olson across the 1920, 1930 and 1940 US Censuses in Fallon-County, Montana (XGBoost, ~Confirmed) — first a spouse (b.~1884), then head of a 4-person household.
Age 56
b. ~1884
Female
Spouse
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Fallon-County, Montana |
| Surname | Olson |
| Given Name | Anna M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Baker City |
| 1935 Residence (County) | Fallon |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Baker City |
| Est. Birth Year | ~1884 |
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 Anna | Age | Birth yr |
|---|---|---|---|---|
| Vera Olson | Daughter | — | 21 | ~1919 |
| Wanda Olson | Daughter | — | 15 | ~1925 |
| William Olson | Head | — | 57 | ~1883 |
| Anna Olson | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Fallon, Montana
Spouse, age 35
Fallon, Montana · implied b. ~1885 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Anna M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Fallon, Montana
Spouse, age 46
Fallon, Montana · implied b. ~1884 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Anna M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 26 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Fallon-County, Montana
Spouse, age 56
Fallon-County, Montana · implied b. ~1884 — 4 household members
| Surname | Olson |
| Given Name | Anna M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Baker City |
| 1935 Residence (County) | Fallon |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Anna Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Anna Olson
Spouse · 1940 · age 56 · b. ~1884 · 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
40 people indexed on this census page (nara:1940:m-t0627-02218-00044)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joyce Lambert | 8 | Daughter | — | Montana |
| 42 | Lois Lambert | 4 | Lodger | — | Montana |
| 43 | Laura Stroud | 64 | Head | Seamstress | Iowa |
| 44 | Grace Norman | 58 | Partner | Seamstress | New Hampshire |
| 45 | Azariah Haggett | 68 | Head | — | Indiana |
| 46 | Effie Haggett | 67 | Wife | — | Indiana |
| 47 | Andrew Gining | 70 | Head | — | Minnesota |
| 48 | Bessie Gining | 70 | Wife | — | Minnesota |
| 49 | William Stout | 78 | Head | — | Wisconsin |
| 50 | Mary Stout | 72 | Wife | — | Ohio |
| 51 | Daniel Nash | 54 | Head | Laborer | Washington |
| 52 | Christa Nash | 36 | Wife | — | South Dakota |
| 53 | Lawrence Nash | 22 | Son | Laborer | Montana |
| 54 | Kenneth Nash | 18 | Son | Barber | Montana |
| 55 | Margaret Nash | 14 | Daughter | — | Montana |
| 56 | Elna Nash | 4 | Daughter | — | Montana |
| 57 | — | None | — | — | — |
| 58 | John Ugad | 50 | Head | Butcher | Ohio |
| 59 | Maud Ugad | 48 | Wife | Housework | Missouri |
| 60 | Leonard Ugad | 20 | Son | Laborer | Montana |
| 61 | Agnes Ugad | 16 | Daughter | — | North Dakota |
| 62 | Jean Ugad | 14 | Daughter | — | North Dakota |
| 63 | Julia Ugad | 11 | Daughter | — | North Dakota |
| 64 | George Anderson | 36 | Head | Laborer | Wisconsin |
| 65 | Mary Anderson | 29 | Wife | — | Missouri |
| 66 | Phyllis Anderson | 11 | Daughter | — | North Dakota |
| 67 | Clarice Anderson | 9 | Daughter | — | Montana |
| 68 | Lavonne Anderson | 3 | Daughter | — | Montana |
| 69 | William Olson | 57 | Head | Section Foreman | Sweden |
| 70 | Anna M. Olson THIS PERSON | 56 | Wife | — | Wisconsin |
| 71 | Vera Olson | 21 | Daughter | Operator | Montana |
| 72 | Wanda Olson | 15 | Daughter | — | Montana |
| 73 | Olen Wiseman | 35 | Head | Laborer | Missouri |
| 74 | Irene Wiseman | 33 | Wife | — | Minnesota |
| 75 | Betty Wiseman | 12 | Daughter | — | Missouri |
| 76 | Glenn Wiseman | 7 | Son | — | Montana |
| 77 | Donald Wiseman | 5 | Son | — | North Dakota |
| 78 | Victor Grainger | 38 | Head | Electrician | Montana |
| 79 | Catherine Grainger | 36 | Wife | — | South Dakota |
| 80 | George L. Grainger | 14 | Son | — | Montana |
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)