AO
Anna Olsen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ottawa-County, Michigan
Our Model Tree links this Anna Olsen across the 1920, 1930 and 1940 US Censuses in Ottawa-County, Michigan (XGBoost, ~Confirmed), with identified parents William & William — first a daughter (b.~1918), then head of a 8-person household.
Age 22
b. ~1918
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ottawa-County, Michigan |
| Surname | Olsen |
| Given Name | Anna |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Holland Twp. |
| 1935 Residence (County) | Ottawa |
| Additional Details | |
| Occupation | Waitress |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 23 |
| Income (1939) | 280 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Waitress |
| Township / Ward | Holland Twp |
| Est. Birth Year | ~1918 |
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 Anna | Age | Birth yr |
|---|---|---|---|---|
| Bert Olsen | Other | — | 68 | ~1872 |
| Elizabeth Olsen | Other | — | 26 | ~1914 |
| Frances Olsen | Spouse | — | 48 | ~1892 |
| Fred Olsen | Son | — | 18 | ~1922 |
| Anna Olsen | Daughter | — | 22 | ~1918 |
| William Olsen | Head | — | 51 | ~1889 |
| Janet Olsen | Other | — | 1 | ~1939 |
| Morris Olsen | Son | — | 20 | ~1920 |
Census Appearances
1920
Ottawa, Michigan
Daughter, age 3
Ottawa, Michigan · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | Anna |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Ottawa, Michigan
Daughter, age 13
Ottawa, Michigan · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | Anna |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Ottawa-County, Michigan
Daughter, age 22
Ottawa-County, Michigan · implied b. ~1918 — 8 household members
| Surname | Olsen |
| Given Name | Anna |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Holland Twp. |
| 1935 Residence (County) | Ottawa |
| Occupation | Waitress |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 23 |
| Income (1939) | 280 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Olsen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Olsen (~0.92 confidence) and father William Olsen (~0.92 confidence) and mother Frances Olsen (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Olsen
b. ~1886
Source father
● Household
· direct · ~0.92
Father
William Olsen
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Frances Olsen
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Anna Olsen
Daughter · 1940 · age 22 · b. ~1918 · Michigan
★ You are viewing this record
Sibling
Fred Olsen
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Morris Olsen
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Ottawa-County, Michigan
Open full size
1940 US Federal Census — Ottawa-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01809-00098)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marilyn J. Bear | 8 | daughter | — | Michigan |
| 2 | Harold Nagelkirk | 25 | head | Laborer | Michigan |
| 3 | Sena Nagelkirk | 26 | wife | — | Michigan |
| 4 | Betty Mae Nagelkirk | 5 | daughter | — | Michigan |
| 5 | Shirley Ann Nagelkirk | 1 | daughter | — | Michigan |
| 6 | Gerrit Aldus | 52 | head | Wood Turner | Netherlands |
| 7 | Peter H. Brink | 34 | head | Truck Driver | Michigan |
| 8 | Delia Brink | 31 | wife | — | Michigan |
| 9 | Gerald Jay Brink | 10 | son | — | Michigan |
| 10 | Duwain P. Brink | 5 | son | — | Michigan |
| 11 | Gerald Schut | 32 | head | Incubator Opr. | Michigan |
| 12 | Henrietta Schut | 31 | wife | — | Michigan |
| 13 | Dale W. Schut | 7 | son | — | Michigan |
| 14 | Glenn A. Schut | 1 | son | — | Michigan |
| 15 | Herman H. Gruppen | 28 | head | Capping Mach Op | Michigan |
| 16 | Gertrude Gruppen | 24 | wife | — | Michigan |
| 17 | Harlene G. Gruppen | 2 | daughter | — | Michigan |
| 18 | Glenda J. Gruppen | 0 | daughter | — | Michigan |
| 19 | Andrew Tjepkema | 51 | head | Barber | Illinois |
| 20 | Edith Tjepkema | 50 | wife | — | Illinois |
| 21 | Irma Tjepkema | 28 | daughter | Milk Tester | Michigan |
| 22 | Harold Tjepkema | 20 | son | Labor | Michigan |
| 23 | Junior Tjepkema | 16 | son | — | Michigan |
| 24 | Audrei Tjepkema | 12 | daughter | — | Michigan |
| 25 | Leona Tjepkema | 9 | daughter | — | Michigan |
| 26 | William Olsen | 51 | head | Truck Driver | Michigan |
| 27 | Frances Olsen | 48 | wife | — | Michigan |
| 28 | Anna Olsen THIS PERSON | 22 | daughter | Waitress | Michigan |
| 29 | Morris Olsen | 20 | son | Drill Press Oper | Michigan |
| 30 | Fred Olsen | 18 | son | Drill Press Op. | Michigan |
| 31 | Elizabeth Olsen | 26 | daughter in law | — | Michigan |
| 32 | Janet Olsen | 1 | grandchild | — | Michigan |
| 33 | Bert Olsen | 68 | lodger | — | Michigan |
| 34 | Andrew Dewys | 40 | head | Shipping Clerk | Michigan |
| 35 | Agnes Dewys | 40 | wife | — | Michigan |
| 36 | Adelaide Dewys | 10 | daughter | — | Michigan |
| 37 | Raymond A. Van Haitsema | 40 | head | Station Operator | Michigan |
| 38 | Lena Van Haitsema | 39 | wife | — | Michigan |
| 39 | Orman L. Van Haitsema | 12 | son | — | Michigan |
| 40 | Lenore M. Van Haitsema | 10 | daughter | — | Michigan |
Pedigree Summary
Anna + 2 siblings
Gen 1 · 3 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)