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Oscar Olson — 1920 US Census Record
Model Tree available1920 United States Federal Census · Norfolk, Massachusetts
Our Model Tree links this Oscar Olson across the 1920, 1930 and 1940 US Censuses in Norfolk, Massachusetts (XGBoost, ~Confirmed), with identified parents Ouar & Matilda — first a son (b.~1904), then head of a 4-person household.
Age 16
b. ~1904
Male
Son
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Norfolk, Massachusetts |
| Surname | Olson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Stoughton Town |
| Est. Birth Year | ~1904 |
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 1920 census.
| Name | Relation to head | Relative to Oscar | Age | Birth yr |
|---|---|---|---|---|
| Agnes Olson | Daughter | — | 18 | ~1902 |
| Anna Olson | Daughter | — | 20 | ~1900 |
| Matilda Olson | Head | — | 57 | ~1863 |
| Oscar Olson | Son | — | 16 | ~1904 |
Census Appearances
1920
Norfolk, Massachusetts
Son, age 16
Norfolk, Massachusetts · implied b. ~1904 — 4 household members
| Surname | Olson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Norfolk, Massachusetts
Son, age 27
Norfolk, Massachusetts · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | Oscar E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Norfolk-County, Massachusetts
Son, age 37
Norfolk-County, Massachusetts · implied b. ~1903 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | Oscar F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Quincy |
| 1935 Residence (County) | Norfolk |
| Occupation | Laborer |
| Industry | Forestry |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 300 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Oscar Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ouar Olsen (~0.92 confidence) and mother Matilda Olson (~0.92 confidence) and mother Annie Olsen (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ouar Olsen
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Matilda Olson
b. ~1863
Source mother
● Household
· direct · ~0.92
Mother
Annie Olsen
b. ~1864
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Oscar Olson
Son · 1920 · age 16 · b. ~1904 · Massachusetts
★ You are viewing this record
Sibling
Agnes Olson
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Olson
Sibling · 1920 · 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
1920 US Federal Census — Norfolk, Massachusetts
Open full size
1920 US Federal Census — Norfolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu724unit:0729)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Catherine Bourbeau | 10 | Daughter | — | Massachusetts |
| 52 | Edmund Bourbeau | 22 | Brother | Shoe Worker | Massachusetts |
| 53 | William Tibbetts | 38 | Head | Machinist | Maine |
| 54 | Minnie A. Tibbetts | 40 | Wife | — | Massachusetts |
| 55 | Madeline Tibbetts | 9 | Daughter | — | Massachusetts |
| 56 | Benjamin Sprague | 31 | Head | Repairman | Maine |
| 57 | Grace Sprague | 31 | Wife | — | New Hampshire |
| 58 | Caroline Sprague | 9 | Daughter | — | New Hampshire |
| 59 | Benjamin Jr. Sprague | 6 | Son | — | New Hampshire |
| 60 | Robert Everett | 5 | Boarder | — | Maine |
| 61 | Matilda Olson | 57 | Head | Stitcher | Sweden |
| 62 | Anna Olson | 20 | Daughter | Clerk | Massachusetts |
| 63 | Agnes Olson | 18 | Daughter | Clerk | Massachusetts |
| 64 | Oscar Olson THIS PERSON | 16 | Son | — | Massachusetts |
| 65 | Louis Russell | 55 | Head | Engineer | Massachusetts |
| 66 | Fannie E. Russell | 55 | Wife | — | Maine |
| 67 | Eugene Russell | 15 | Son | — | Massachusetts |
| 68 | Joseph Bonnetti | 33 | Head | Cutter | Massachusetts |
| 69 | Annie Bonnetti | 32 | Wife | — | Michigan |
| 70 | Paul Bonnetti | 7 | Son | — | Maine |
| 71 | Rose Bonnetti | 3 | Daughter | — | Maine |
| 72 | Evelyn Bonnetti | 1 | Daughter | — | Massachusetts |
| 73 | Hector Lucier | 38 | Head | Compositor | Massachusetts |
| 74 | Mary E. Lucier | 40 | Wife | — | Rhode Island |
| 75 | Irene Lucier | 15 | Daughter | — | Rhode Island |
| 76 | Eugene Favreau | 29 | Head | Teamster | Massachusetts |
| 77 | Clara Favreau | 29 | Wife | — | Massachusetts |
| 78 | Harold Favreau | 3 | Son | — | Massachusetts |
| 79 | Robert Lanson | 49 | Head | — | Massachusetts |
| 80 | Bertha Lanson | 49 | Wife | — | Massachusetts |
| 81 | Howard Lanson | 7 | Son | — | Massachusetts |
| 82 | William Curboy | 29 | Head | Machinist | Massachusetts |
| 83 | Gertrude Curboy | 24 | Wife | — | Massachusetts |
| 84 | Melvin D. Crocker | 44 | Head | Carpenter | Maine |
| 85 | Julia Crocker | 44 | Wife | — | Maine |
| 86 | Eleanor Crocker | 18 | Daughter | Shoe Worker | Maine |
| 87 | Alice Crocker | 16 | Daughter | Machinist | Massachusetts |
| 88 | Sybil Crocker | 10 | Daughter | — | California |
| 89 | Joseph M. Toste | 34 | Head | Jeweler | Portugal |
| 90 | Mary Toste | 47 | Wife | — | England |
| 91 | Jessie Shackley | 23 | Boarder | Teacher | Massachusetts |
| 92 | Freddie Columbe | 58 | Head | Teamster | Massachusetts |
| 93 | Eunice E. Columbe | 50 | Wife | — | Canada |
| 94 | Harry Columbe | 20 | Son | Chauffeur | Massachusetts |
| 95 | Frank Columbe | 16 | Son | Rubber Worker | Massachusetts |
| 96 | Dorothy Columbe | 14 | Daughter | — | Massachusetts |
| 97 | Beatrice Columbe | 11 | Daughter | — | Massachusetts |
| 98 | Thomas Columbe | 8 | Son | — | Massachusetts |
| 99 | Martin Columbe | 6 | Son | — | Massachusetts |
| 100 | John Thomas | 21 | Head | Shoe Worker | Greece |
Pedigree Summary
Oscar + 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 1920 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)