JL
John Larsen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marinette-County, Wisconsin
Our Model Tree links this John Larsen across the 1930 and 1940 US Censuses in Marinette-County, Wisconsin (XGBoost, ~Confirmed) — first a head (b.~1894), then head of a 8-person household.
Age 46
b. ~1894
Male
Head
Born: Denmark
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marinette-County, Wisconsin |
| Surname | Larsen |
| Given Name | John P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Denmark |
| 1935 Residence (City) | Marinette |
| 1935 Residence (County) | Marinette |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Janitor |
| Industry | Court House |
| Class of Worker | PW |
| Hours Worked | 68 |
| Income (1939) | 1080 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
| Occupation | Janitor |
| Township / Ward | Marinette |
| Est. Birth Year | ~1894 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Carlton Larsen | Son | — | 20 | ~1920 |
| Thomas Larsen | Son | — | 10 | ~1930 |
| Pearl Larsen | Daughter | — | 16 | ~1924 |
| Amelia Larsen | Spouse | — | 45 | ~1895 |
| John Larsen | Head | — | 46 | ~1894 |
| Hans Anderson | Other | — | 74 | ~1866 |
| Jean Larsen | Daughter | — | 14 | ~1926 |
| Alice Larsen | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Marinette, Wisconsin
Head, age 37
Marinette, Wisconsin · implied b. ~1893 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larsen |
| Given Name | John P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Denmark |
| Year of Immigration | 1907 |
| Age at First Marriage | 26 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Janitor |
| Industry | School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | O |
| Home Value / Rent | 3800 |
| Radio Set | no |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1940
Marinette-County, Wisconsin
Head, age 46
Marinette-County, Wisconsin · implied b. ~1894 — 8 household members
| Surname | Larsen |
| Given Name | John P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Denmark |
| 1935 Residence (City) | Marinette |
| 1935 Residence (County) | Marinette |
| Naturalization Status | Naturalized |
| Occupation | Janitor |
| Industry | Court House |
| Class of Worker | PW |
| Hours Worked | 68 |
| Income (1939) | 1080 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
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 Larsen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Larsen
Head · 1940 · age 46 · b. ~1894 · Wisconsin
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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 — Marinette-County, Wisconsin
Open full size
1940 US Federal Census — Marinette-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04498-00563)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John P. Larsen THIS PERSON | 46 | Head | Janitor | Denmark |
| 42 | Amelia Larsen | 45 | Wife | — | Wisconsin |
| 43 | Carlton Larsen | 20 | Son | — | Wisconsin |
| 44 | Pearl Larsen | 16 | Daughter | — | Wisconsin |
| 45 | Jean Larsen | 14 | Daughter | — | Wisconsin |
| 46 | Alice Larsen | 12 | Daughter | — | Wisconsin |
| 47 | Thomas Larsen | 10 | Son | — | Wisconsin |
| 48 | Hans Anderson | 74 | Father L. | — | Denmark |
| 49 | Arthur B. Paul | 46 | Head | Sheriff | Wisconsin |
| 50 | Leona Paul | 34 | Wife | — | Wisconsin |
| 51 | Donald Paul | 13 | Son | — | Wisconsin |
| 52 | Charles Paul | 11 | Son | — | Wisconsin |
| 53 | Carma Jean Paul | 9 | Daughter | — | Wisconsin |
| 54 | James Paul | 4 | Son | — | Wisconsin |
| 55 | Amanda Paul | 73 | Mother | — | Canada |
| 56 | John H. Selright | 80 | Head | — | Wisconsin |
| 57 | Estelle Selright | 46 | Daughter | Teacher | Wisconsin |
| 58 | Lucy Selright | 34 | Daughter | Clerk | Wisconsin |
| 59 | Mary Myrtle Delahunt | 57 | Daughter | — | Wisconsin |
| 60 | Thomas Selright | 49 | Son-in-law | Fireman | Michigan |
| 61 | Sarah Selright | 43 | Daughter | — | Wisconsin |
| 62 | John Selright | 9 | G. Son | — | Wisconsin |
| 63 | James Goodman | 63 | Head | Vice President | Pennsylvania |
| 64 | Eleanor Goodman | 53 | Wife | — | New York |
| 65 | Elizabeth Goodman | 21 | Daughter | — | New York |
| 66 | Margaret Goodman | 14 | Daughter | — | Missouri |
| 67 | Lois Beardsley | 23 | Maid | Maid | Michigan |
| 68 | Joseph Eger | 32 | Head | — | Wisconsin |
| 69 | Ella Eger | 74 | Wife | — | Wisconsin |
| 70 | George Stephenson | 60 | Head | Cashier | Wisconsin |
| 71 | Fanny F. Stephenson | 58 | Wife | — | Wisconsin |
| 72 | Roy Colter | 60 | Head | Dentist | Canada |
| 73 | Lillian S. Colter | 52 | Wife | — | Wisconsin |
| 74 | Doris Lindquist | 20 | Maid | House Work | Wisconsin |
| 75 | Leo Erdlitz | 47 | Head | Manager | Michigan |
| 76 | Helen E. Erdlitz | 31 | Sister | — | Michigan |
| 77 | Charlotte Herman | 42 | Sister | — | Michigan |
| 78 | Jack Herman | 13 | Nephew | — | Alabama |
| 79 | Alice Vertin | 19 | Maid | — | Wisconsin |
| 80 | Earl Heath | 61 | Head | Farmer | Wisconsin |
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)