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Oscar Larson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Chautauqua-County, New York
Our Model Tree links this Oscar Larson across the 1920, 1930 and 1940 US Censuses in Chautauqua-County, New York (XGBoost, ~Confirmed) — first a head (b.~1895), then head of a 4-person household.
Age 45
b. ~1895
Male
Head
Born: Sweden
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Chautauqua-County, New York |
| Surname | Larson |
| Given Name | Oscar |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Jamestown City |
| 1935 Residence (County) | Chautauqua |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Foreman |
| Industry | Steel Co. |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2184 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| Occupation | Foreman |
| Township / Ward | Jamestown City |
| Est. Birth Year | ~1895 |
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 Oscar | Age | Birth yr |
|---|---|---|---|---|
| Harry Larson | Son | — | 19 | ~1921 |
| Oscar Larson | Head | — | 45 | ~1895 |
| Blanche Larson | Spouse | — | 44 | ~1896 |
| Robert Larson | Son | — | 15 | ~1925 |
Census Appearances
1920
Chautauqua, New …
Head, age 29
Chautauqua, New York · implied b. ~1891 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larson |
| Given Name | Oscar |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Sweden |
| Year of Immigration | 1910 |
| Naturalization Status | Un |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Metal worker |
| Industry | Metal Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | R |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1930
Chautauqua, New …
Head, age 36
Chautauqua, New York · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larson |
| Given Name | Oscar A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Age at First Marriage | 26 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Malleable Worker |
| Industry | Malleable I. W. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | R |
| Home Value / Rent | 30.00 |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1940
Chautauqua-County, New …
Head, age 45
Chautauqua-County, New York · implied b. ~1895 — 4 household members
| Surname | Larson |
| Given Name | Oscar |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Jamestown City |
| 1935 Residence (County) | Chautauqua |
| Naturalization Status | Naturalized |
| Occupation | Foreman |
| Industry | Steel Co. |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2184 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
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 Larson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Oscar Larson
Head · 1940 · age 45 · b. ~1895 · New York
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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 — Chautauqua-County, New York
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1940 US Federal Census — Chautauqua-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02511-00385)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elizabeth Rauden | 64 | wife | — | New York |
| 2 | Ralph Emery | 40 | head | Cabinet Maker | Pennsylvania |
| 3 | Della Emery | 35 | wife | — | New York |
| 4 | Raymond J. Stewart | 31 | head | Service Man | New York |
| 5 | Elizabeth Stewart | 30 | wife | Steel Co | New York |
| 6 | Helen F. Foote | 70 | mother-in-law | — | Mississippi |
| 7 | Charlotte F. Foote | 32 | sister-in-law | — | New York |
| 8 | Kenneth Anderson | 28 | head | — | New York |
| 9 | Mary Anderson | 21 | wife | — | New York |
| 10 | Bruce Anderson | 1 | son | — | New York |
| 11 | Earl Carlson | 35 | head | Cabinet Maker | Sweden |
| 12 | Erika Carlson | 25 | wife | — | New York |
| 13 | Dolores Ann Carlson | 2 | daughter | — | New York |
| 14 | Marina Carlson | 0 | daughter | — | New York |
| 15 | Fred F. Truesdell | 33 | head | Manager | New York |
| 16 | Florence Truesdell | 34 | wife | — | New York |
| 17 | Richard | 12 | lodger | — | New York |
| 18 | — | None | — | — | — |
| 19 | Paul Jones | 30 | head | Salesman | New York |
| 20 | Jane Jones | 25 | wife | — | Pennsylvania |
| 21 | Jim P. Jones | 3 | son | — | New York |
| 22 | Decelia Jones | 1 | daughter | — | New York |
| 23 | Oscar Larson THIS PERSON | 45 | head | Foreman | Sweden |
| 24 | Blanche Larson | 44 | wife | — | Maryland |
| 25 | Harry Larson | 19 | son | Usher | Maryland |
| 26 | Robert Larson | 15 | son | — | New York |
| 27 | Martin Peterson | 44 | head | Electrician | Pennsylvania |
| 28 | Doris Peterson | 33 | wife | — | New York |
| 29 | Loretta Peterson | 9 | daughter | — | New York |
| 30 | Martin Peterson | 7 | son | — | New York |
| 31 | Joseph H. Voltter | 45 | head | Owner | New York |
| 32 | Gertrude Voltter | 40 | wife | — | Sweden |
| 33 | June | 22 | niece | New Worker | New York |
| 34 | Fritz J. Johnson | 49 | head | Polisher | Sweden |
| 35 | Eva C. Johnson | 49 | wife | — | Sweden |
| 36 | Inez Johnson | 15 | daughter | — | New York |
| 37 | Edith Johnson | 10 | daughter | — | New York |
| 38 | Regina Johnson | 10 | daughter | — | New York |
| 39 | — | None | — | — | — |
| 40 | Marvin Peterson | 40 | head | Executive | New York |
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)