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John Jacobson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Whatcom-County, Washington
Our Model Tree links this John Jacobson across the 1910, 1920, 1930 and 1940 US Censuses in Whatcom-County, Washington (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 5-person household.
Age 52
b. ~1888
Male
Head
Born: Norway
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Whatcom-County, Washington |
| Surname | Jacobson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | Bellingham |
| 1935 Residence (County) | Whatcom |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Fisherman |
| Industry | Fishing |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 680 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
| Occupation | Fisherman |
| Township / Ward | Bellingham |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Norma Jacobson | Daughter | — | 16 | ~1924 |
| John Jacobson | Head | — | 52 | ~1888 |
| Vivian Jacobson | Daughter | — | 11 | ~1929 |
| Lloyd Jacobson | Son | — | 17 | ~1923 |
| Hildur Jacobson | Spouse | — | 35 | ~1905 |
Census Appearances
1910
Whatcom, Washington
Other, age 23
Whatcom, Washington · implied b. ~1887 — 15 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jacobson |
| Given Name | John |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Norway |
| Year of Immigration | 1901 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1920
Whatcom, Washington
Other, age 32
Whatcom, Washington · implied b. ~1888 — 17 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jacobson |
| Given Name | John |
| Relationship to Head | Roomer |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Norway |
| Year of Immigration | 1915 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Fisherman |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1930
Whatcom, Washington
Head, age 42
Whatcom, Washington · implied b. ~1888 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jacobson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Norway |
| Naturalization Status | First papers filed |
| Year of Immigration | 1911 |
| Age at First Marriage | 24 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Laborer |
| Industry | Saw mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Home Owned/Rented | O |
| Home Value / Rent | 1400 |
| Veteran | No |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1940
Whatcom-County, Washington
Head, age 52
Whatcom-County, Washington · implied b. ~1888 — 5 household members
| Surname | Jacobson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | Bellingham |
| 1935 Residence (County) | Whatcom |
| Naturalization Status | Naturalized |
| Occupation | Fisherman |
| Industry | Fishing |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 680 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
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 John Jacobson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Jacobson
Head · 1940 · age 52 · b. ~1888 · Washington
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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 — Whatcom-County, Washington
Open full size
1940 US Federal Census — Whatcom-County, Washington
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-04368-00099)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ingibjorg Henderson | 73 | Head | — | Iceland |
| 2 | George S. Clerish | 62 | Head | Laborer | Illinois |
| 3 | Lillian Clerish | 51 | Wife | — | Kansas |
| 4 | Christine Lowrey | 76 | Head | — | Sweden |
| 5 | Henry A. Thomasson | 80 | Head | — | W. Virginia |
| 6 | Lucy M. Thomasson | 74 | Wife | — | Virginia |
| 7 | Morris Oreskovich | 44 | Head | Overseer | Michigan |
| 8 | Marguerite Oreskovich | 42 | Wife | — | Washington |
| 9 | Charlotte Oreskovich | 19 | Daughter | — | Washington |
| 10 | Dean Oreskovich | 14 | Son | — | Washington |
| 11 | Stanley Haveman | 25 | Head | Bus Operator | Washington |
| 12 | Ann Haveman | 26 | Wife | — | Michigan |
| 13 | Alvera Keith | 31 | Head | — | N. Dakota |
| 14 | Donald Keith | 7 | Son | — | Alaska |
| 15 | Dassell Keith | 12 | Son | — | Washington |
| 16 | Edwin Scribner | 41 | Head | Stationary Fireman | Montana |
| 17 | Lula Scribner | 43 | Wife | — | Idaho |
| 18 | Janice Scribner | 15 | Daughter | — | Washington |
| 19 | Marilyn Scribner | 9 | Daughter | — | Washington |
| 20 | William Wosinek | 47 | Head | Lineman | Minnesota |
| 21 | Anna Wosinek | 44 | Wife | — | Nebraska |
| 22 | Donald Wosinek | 12 | Son | — | Montana |
| 23 | John Jacobson THIS PERSON | 52 | Head | Fisherman | Norway |
| 24 | Hildur Jacobson | 35 | Wife | — | Norway |
| 25 | Lloyd Jacobson | 17 | Son | — | Washington |
| 26 | Norma Jacobson | 16 | Daughter | — | Washington |
| 27 | Vivian Jacobson | 11 | Daughter | — | Washington |
| 28 | Rufus Buchanan | 39 | Head | Linotype Operator | California |
| 29 | Pearl Buchanan | 37 | Wife | — | Washington |
| 30 | Donna Buchanan | 16 | Daughter | — | Washington |
| 31 | Thad Buchanan | 3 | Son | — | Washington |
| 32 | Caroline Buchanan | 3 | Daughter | — | Washington |
| 33 | Jack W. Brummel | 26 | Head | Collector | Canada-Eng |
| 34 | J. Beryl Brummel | 23 | Wife | Elevator Operator | Washington |
| 35 | David Lee Brummel | 2 | Son | — | Washington |
| 36 | Adrian Willett | 32 | Head | Truck Driver | Washington |
| 37 | Fern Willett | 31 | Wife | — | Washington |
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)