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Jens Jensen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Richmond-County, New York
Our Model Tree links this Jens Jensen across the 1910, 1920, 1930 and 1940 US Censuses in Richmond-County, New York (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 3-person household.
Age 63
b. ~1877
Male
Head
Born: Norway
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Richmond-County, New York |
| Surname | Jensen |
| Given Name | Jens M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | Richmond |
| 1935 Residence (County) | Richmond |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Portable Engineer |
| Industry | Shipbuilding |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 1600 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
| Occupation | Portable Engineer |
| Township / Ward | Richmond |
| Est. Birth Year | ~1877 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jens | Age | Birth yr |
|---|---|---|---|---|
| Harlan Jensen | Son | — | 34 | ~1906 |
| Alice Jensen | Spouse | — | 56 | ~1884 |
| Jens Jensen | Head | — | 63 | ~1877 |
Census Appearances
1910
Erie, New …
Other, age 33
Erie, New York · implied b. ~1877 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | Jens |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Norway |
| Year of Immigration | 1905 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Engineer |
| Industry | Boat |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1920
Richmond, New …
Head, age 43
Richmond, New York · implied b. ~1877 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | Jens M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Norway |
| Year of Immigration | 1895 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Engineer |
| Industry | Cattle Boat |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Norway |
| Year of Naturalization | 1900 |
| Birthplace (normalized) | norway |
1930
Richmond, New …
Head, age 53
Richmond, New York · implied b. ~1877 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | Jens M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Norway |
| Naturalization Status | Naturalized |
| Year of Immigration | 1890 |
| Age at First Marriage | 28 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Engineer |
| Industry | Ship Yard |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Home Owned/Rented | O |
| Home Value / Rent | 6,000 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1940
Richmond-County, New …
Head, age 63
Richmond-County, New York · implied b. ~1877 — 3 household members
| Surname | Jensen |
| Given Name | Jens M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | Richmond |
| 1935 Residence (County) | Richmond |
| Naturalization Status | Naturalized |
| Occupation | Portable Engineer |
| Industry | Shipbuilding |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 1600 |
| 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 Jens Jensen across 4 US Census years (1910, 1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Jens Jensen
Head · 1940 · age 63 · b. ~1877 · 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 — Richmond-County, New York
Open full size
1940 US Federal Census — Richmond-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02762-00391)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lucy G. Adams | 58 | Wife | — | New York |
| 42 | Catherine Hussey | 55 | Lodger | Teacher | Pennsylvania |
| 43 | Barbara Nickels | 40 | Lodger | Typist | New York |
| 44 | Dietrich Wickert | 50 | Head | Painter | Germany |
| 45 | Clara Wickert | 38 | Wife | — | Germany |
| 46 | Margaret Wickert | 15 | Daughter | — | New Jersey |
| 47 | Arthur Kemmerer | 62 | Head | Chauffeur | Germany |
| 48 | Mary Kemmerer | 60 | Wife | — | New York |
| 49 | Charles Kemmerer | 36 | Son | Salesman | New York |
| 50 | William Kemmerer | 27 | Son | Presser | New York |
| 51 | Robert Adams | 35 | Head | Bookkeeper | Northern Ireland |
| 52 | Mary J. Adams | 37 | Wife | — | Northern Ireland |
| 53 | Joseph Silvestri | 35 | Head | Manager | New York |
| 54 | Elizabeth Silvestri | 29 | Wife | — | New York |
| 55 | Albert G. Dick | 37 | Head | Machinist Foreman | Ohio |
| 56 | Lillian E. Dick | 33 | Wife | Typist | New York |
| 57 | Stephen Ward | 74 | Head | Carpenter | New York |
| 58 | Maude Ward | 63 | Wife | — | New York |
| 59 | Stephen Jr. Ward | 36 | Son | Proprietor | New York |
| 60 | George Fisher | 41 | Head | Mechanical Engineer | Pennsylvania |
| 61 | Katie Fisher | 39 | Wife | — | Pennsylvania |
| 62 | Robert Fisher | 17 | Son | — | Pennsylvania |
| 63 | Harry Fisher | 15 | Son | — | Pennsylvania |
| 64 | Gladys Fisher | 13 | Daughter | — | New Jersey |
| 65 | Thomas Wilkinson | 35 | Head | Auto Mechanic | England |
| 66 | Emily Wilkinson | 34 | Wife | — | Maryland |
| 67 | Emily Wilkinson | 11 | Daughter | — | New York |
| 68 | Don Wilkinson | 7 | Son | — | New York |
| 69 | George J. Trolley | 50 | Head | U.S. Navy | New Jersey |
| 70 | Sophie Trolley | 43 | Wife | — | New York |
| 71 | George Trolley | 25 | Son | Chauffeur | New York |
| 72 | Gladys Trolley | 23 | Daughter | Stenographer | New York |
| 73 | Robert Lush | 56 | Head | Proprietor | New York |
| 74 | Doris Lush | 23 | Daughter | — | New York |
| 75 | Jens M. Jensen THIS PERSON | 63 | Head | Portable Engineer | Norway |
| 76 | Alice Jensen | 56 | Wife | — | Norway |
| 77 | Harlan G. Jensen | 34 | Son | Assistant Salesmanager | New York |
| 78 | Otto C. Olsen | 72 | Head | — | Norway |
| 79 | Ing J. Olsen | 72 | Wife | — | Norway |
| 80 | Magnus Mikkelsen | 48 | Son-in-law | Civil Engineer | Norway |
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)