AO
Anna Olsen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Union-County, New Jersey
Our Model Tree links this Anna Olsen across the 1920, 1930 and 1940 US Censuses in Union-County, New Jersey (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1914), then head of a 6-person household.
Age 26
b. ~1914
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, New Jersey |
| Surname | Olsen |
| Given Name | Anna |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Roselle |
| 1935 Residence (County) | Union |
| Additional Details | |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Roselle |
| Est. Birth Year | ~1914 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Anna | Age | Birth yr |
|---|---|---|---|---|
| Son Olaf | Other | — | — | |
| John Olsen | Head | — | 58 | ~1882 |
| Ingeborg Olsen | Spouse | — | 61 | ~1879 |
| Anna Olsen | Daughter | — | 26 | ~1914 |
| Eleanor Olsen | Daughter | — | 24 | ~1916 |
| Arthur Olsen | Son | — | 20 | ~1920 |
Census Appearances
1920
Union, New …
Daughter, age 6
Union, New Jersey · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | Annie |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | none |
| Mother Tongue | Norwegian |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Union, New …
Daughter, age 16
Union, New Jersey · implied b. ~1914 — 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 | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Union-County, New …
Daughter, age 26
Union-County, New Jersey · implied b. ~1914 — 6 household members
| Surname | Olsen |
| Given Name | Anna |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Roselle |
| 1935 Residence (County) | Union |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 John Olsen (~0.92 confidence) and father John Olsen (~0.92 confidence) and father Olaf Olsen (~0.92 confidence) and mother Emma Olsen (~0.92 confidence) and mother Ingeborg Olsen (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Olsen
b. ~1883
Source father
● Household
· direct · ~0.92
Father
John Olsen
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Olaf Olsen
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Emma Olsen
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Ingeborg Olsen
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Anna Olsen
Daughter · 1940 · age 26 · b. ~1914 · New Jersey
★ You are viewing this record
Sibling
Eleanor Olsen
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur 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 — Union-County, New Jersey
Open full size
1940 US Federal Census — Union-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02388-00661)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Roy Brunning | 37 | Head | Foreman | New York |
| 42 | Josephine Brunning | 37 | Wife | — | New York |
| 43 | Roy Jr. Brunning | 14 | Son | — | New Jersey |
| 44 | Viola Edith Brunning | 7 | Daughter | — | New Jersey |
| 45 | George Schafer | 34 | Head | Machinist | Germany |
| 46 | Anna Schafer | 31 | Wife | — | Germany |
| 47 | Ruth Schafer | 9 | Daughter | — | New Jersey |
| 48 | Anna Schafer | 8 | Daughter | — | New Jersey |
| 49 | Nancy Schafer | 3 | Daughter | — | New Jersey |
| 50 | Joseph Horya | 48 | Head | Machinist | Lithuania |
| 51 | Adna Horya | 42 | Wife | — | Lithuania |
| 52 | William Horya | 22 | Son | Machinist | New Jersey |
| 53 | Michael Horya | 20 | Son | Mechanic | New Jersey |
| 54 | Julius C. Messner | 55 | Head | Electrician | New York |
| 55 | Carrie Messner | 50 | Wife | — | New York |
| 56 | Madeline Messner | 25 | Daughter | Teacher | New Jersey |
| 57 | Helen A. Messner | 15 | Daughter | — | New Jersey |
| 58 | Rose Barr | 78 | Mother-in-law | — | Germany |
| 59 | Arthur L. Thayer | 52 | Head | Salesman | Mass. |
| 60 | Louise J. Thayer | 46 | Wife | — | New Jersey |
| 61 | Edward A. Thayer | 18 | Son | — | New Jersey |
| 62 | Jean F. Thayer | 11 | Daughter | — | New Jersey |
| 63 | John M. Muscek | 37 | Head | Electrician | New Jersey |
| 64 | Helen Muscek | 36 | Wife | — | New York |
| 65 | Rose Marie Muscek | 12 | Daughter | — | New Jersey |
| 66 | Timothy Muscek | 8 | Daughter | — | New Jersey |
| 67 | James Rafferty | 38 | Head | Salesman | Ireland |
| 68 | Helen Rafferty | 37 | Wife | — | New Jersey |
| 69 | Bernice Rafferty | 17 | Daughter | — | New Jersey |
| 70 | Helen M. Rafferty | 12 | Daughter | — | New Jersey |
| 71 | John Olsen | 58 | Head | Carpenter | Norway |
| 72 | Ingeborg Olsen | 61 | Wife | — | Norway |
| 73 | Anna Olsen THIS PERSON | 26 | Daughter | — | New Jersey |
| 74 | Son Olaf | None | M | Petroleum Refinery | — |
| 75 | Eleanor Olsen | 24 | Daughter | — | New Jersey |
| 76 | Arthur Olsen | 20 | Son | — | New Jersey |
| 77 | William H. Von Heel | 46 | Head | Engineer | New Jersey |
| 78 | Helen M. B. Von Heel | 45 | Wife | — | New York |
| 79 | William H. Jr. Von Heel | 15 | Son | — | New York |
| 80 | Elizabeth Von Heel | 3 | Daughter | — | New York |
Pedigree Summary
Anna + 2 siblings
Gen 1 · 5 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)