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Annie Olson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ramsey-County, North Dakota
Our Model Tree links this Annie Olson across the 1920, 1930 and 1940 US Censuses in Ramsey-County, North Dakota (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 4-person household.
Age 52
b. ~1888
Female
Spouse
Born: North Dakota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ramsey-County, North Dakota |
| Surname | Olson |
| Given Name | Annie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | North Dakota |
| 1935 Residence (City) | Nixon |
| 1935 Residence (County) | Ramsey |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Township / Ward | Nixon |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Annie | Age | Birth yr |
|---|---|---|---|---|
| Annie Olson | Spouse | — | 52 | ~1888 |
| Lloyd Olson | Son | — | 14 | ~1926 |
| Elinora Olson | Daughter | — | 7 | ~1933 |
| Thor Olson | Head | — | 60 | ~1880 |
Census Appearances
1920
Ramsey, North …
Spouse, age 32
Ramsey, North Dakota · implied b. ~1888 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Annie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | North Dakota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Ramsey, North …
Spouse, age 42
Ramsey, North Dakota · implied b. ~1888 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Annie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | North Dakota |
| Age at First Marriage | 27 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Ramsey-County, North …
Spouse, age 52
Ramsey-County, North Dakota · implied b. ~1888 — 4 household members
| Surname | Olson |
| Given Name | Annie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | North Dakota |
| 1935 Residence (City) | Nixon |
| 1935 Residence (County) | Ramsey |
| Class of Worker | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north 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 Annie Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Annie Olson
Spouse · 1940 · age 52 · b. ~1888 · North Dakota
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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 — Ramsey-County, North Dakota
Open full size
1940 US Federal Census — Ramsey-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03010-00422)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank W. Meilamen | 54 | Head | Farmer | Michigan |
| 42 | Jennie Meilamen | 50 | Wife | — | Finland |
| 43 | Elbur Meilamen | 20 | Son | Labor | North Dakota |
| 44 | Beatrice Meilamen | 17 | Daughter | — | North Dakota |
| 45 | Edna Meilamen | 15 | Daughter | — | North Dakota |
| 46 | Rollin Meilamen | 14 | Son | — | North Dakota |
| 47 | Betty Meilamen | 11 | Daughter | — | North Dakota |
| 48 | William Meilamen | 9 | Son | — | North Dakota |
| 49 | Sigmund Jacobson | 31 | Head | Farmer | North Dakota |
| 50 | Samuel Jacobson | 74 | Father | — | Norway |
| 51 | Martha Jacobson | 65 | Mother | — | Norway |
| 52 | Ingwald Jacobson | 39 | Brother | Labor | North Dakota |
| 53 | John W. Robinson | 28 | Head | Labor | North Dakota |
| 54 | Mildred Robinson | 24 | Wife | Labor | North Dakota |
| 55 | Jerome Robinson | 2 | Son | — | North Dakota |
| 56 | Minna Robinson | 1 | Daughter | — | North Dakota |
| 57 | Thor Olson | 60 | Head | Farmer | Norway |
| 58 | Annie Olson THIS PERSON | 52 | Wife | — | North Dakota |
| 59 | Lloyd Olson | 14 | Son | — | North Dakota |
| 60 | Elinora Olson | 7 | Daughter | — | North Dakota |
| 61 | Emil Falk | 32 | Head | Farmer | North Dakota |
| 62 | Katherine Falk | 27 | Wife | — | North Dakota |
| 63 | Mary Falk | 8 | Daughter | — | North Dakota |
| 64 | Emil Jr. Falk | 6 | Son | — | North Dakota |
| 65 | Irene Falk | 5 | Daughter | — | North Dakota |
| 66 | Ethel Falk | 4 | Daughter | — | North Dakota |
| 67 | Anna Marie Falk | 2 | Daughter | — | North Dakota |
| 68 | Edwin P. Day | 36 | Head | Farmer | North Dakota |
| 69 | Ruth Day | 35 | Wife | — | Michigan |
| 70 | Lois Day | 13 | Daughter | — | North Dakota |
| 71 | Philip Day | 11 | Son | — | North Dakota |
| 72 | Ralph Day | 3 | Son | — | North Dakota |
| 73 | James Day | 0 | Son | — | North Dakota |
| 74 | Ole Erickson | 61 | Head | Farmer | Norway |
| 75 | Sarah Erickson | 45 | Wife | — | Canada-English |
| 76 | Carl Erickson | 24 | Son | — | North Dakota |
| 77 | Mack Erickson | 18 | Son | Labor | North Dakota |
| 78 | Arling Erickson | 17 | Son | — | North Dakota |
| 79 | Mavis Erickson | 10 | Daughter | — | North Dakota |
| 80 | Einar Falk | 48 | Head | Farmer | Sweden |
Related Census Records
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)