PJ
Peter Jensen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ottawa-County, Michigan
Our Model Tree links this Peter Jensen across the 1930 and 1940 US Censuses in Ottawa-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1908), then head of a 5-person household.
Age 32
b. ~1908
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ottawa-County, Michigan |
| Surname | Jensen |
| Given Name | Peter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Grand Haven Township |
| 1935 Residence (County) | Ottawa |
| Additional Details | |
| Occupation | Farmer |
| Industry | Helper father |
| Class of Worker | NP |
| Income (1939) | 888 |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Grand Haven Township |
| Est. Birth Year | ~1908 |
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 Peter | Age | Birth yr |
|---|---|---|---|---|
| Emily Jensen | Daughter | — | 18 | ~1922 |
| Peter Jensen | Son | — | 32 | ~1908 |
| Winifred Jensen | Daughter | — | 28 | ~1912 |
| Alice Jensen | Spouse | — | 61 | ~1879 |
| John Jensen | Head | — | 62 | ~1878 |
Census Appearances
1930
Ottawa, Michigan
Son, age 23
Ottawa, Michigan · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jansen |
| Given Name | Peter |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Netherlands |
| Mother's Birthplace | Netherlands |
| Occupation | Farmer |
| Industry | Celery Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Ottawa-County, Michigan
Son, age 32
Ottawa-County, Michigan · implied b. ~1908 — 5 household members
| Surname | Jensen |
| Given Name | Peter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Grand Haven Township |
| 1935 Residence (County) | Ottawa |
| Occupation | Farmer |
| Industry | Helper father |
| Class of Worker | NP |
| Income (1939) | 888 |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Peter Jensen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Peter Jensen
Son · 1940 · age 32 · b. ~1908 · Michigan
★ You are viewing this record
Sibling
Winifred Jensen
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emily Jensen
Sibling · 1940 · age 18
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
1940 US Federal Census — Ottawa-County, Michigan
Open full size
1940 US Federal Census — Ottawa-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01808-00542)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Adolph Manning | 50 | Head | Utility Man | Illinois |
| 2 | Alice Manning | 48 | Wife | — | Michigan |
| 3 | Adolph Jr Manning | 23 | Son | Electric Welder | Michigan |
| 4 | Bernice Manning | 19 | Daughter | Clerk | Michigan |
| 5 | John Manning | 17 | Son | Handy Man | Michigan |
| 6 | Virginia Manning | 14 | Daughter | — | Michigan |
| 7 | Harry Manning | 25 | Son | Operator | Illinois |
| 8 | Bertha Manning | 22 | Daughter-in-law | Clerk | Michigan |
| 9 | Fritz D. Edstrom | 42 | Head | Utility Man | Sweden |
| 10 | Anna Edstrom | 30 | Wife | Clerk | Michigan |
| 11 | Edith Edstrom | 16 | Daughter | — | Michigan |
| 12 | Richard Edstrom | 7 | Son | — | Michigan |
| 13 | William Strazanac | 36 | Head | Refrigeration | Illinois |
| 14 | Mary Strazanac | 24 | Wife | — | Michigan |
| 15 | Patricia Ann Strazanac | 2 | Daughter | — | Michigan |
| 16 | Edward C. Peterson | 31 | Head | Machinist | Illinois |
| 17 | Charles R. Peterson | 30 | Brother | Press Operator | Illinois |
| 18 | Gerrit Ver Hoeks | 47 | Head | Car Checker | Michigan |
| 19 | Burdonna Ver Hoeks | 40 | Wife | — | Michigan |
| 20 | John Jensen | 62 | Head | Truck Farmer | Netherlands |
| 21 | Alice Jensen | 61 | Wife | — | Netherlands |
| 22 | Peter Jensen THIS PERSON | 32 | Son | Farmer | Illinois |
| 23 | Winifred Jensen | 28 | Daughter | Sub-Normal | Illinois |
| 24 | Emily Jensen | 18 | Daughter | Stenographer | Illinois |
| 25 | Charles Genth | 75 | Head | — | Indiana |
| 26 | Emma Genth | 70 | Wife | — | Illinois |
| 27 | William Hammond | 42 | Head | Burning Enamel | Michigan |
| 28 | Esther Hammond | 39 | Wife | — | Illinois |
| 29 | Richard E. Hammond | 15 | Son | Summer Laborer | Michigan |
| 30 | Elaine Hammond | 13 | Daughter | — | Michigan |
| 31 | Francis C. Hammond | 9 | Son | — | Michigan |
| 32 | Theodore A. Hammond | 3 | Son | — | Michigan |
| 33 | Austin Anally | 21 | Head | 40 | Michigan |
| 34 | William A. Bickman | 38 | Head | Farmer | Michigan |
| 35 | Margaret Bickman | 50 | Wife | — | Michigan |
| 36 | Robert Bickman | 26 | Son | Labor | Michigan |
| 37 | Betty Bickman | 17 | Daughter | — | Michigan |
| 38 | Marie Bickman | 13 | Daughter | — | Michigan |
| 39 | William De Cook | 65 | Head | Farmer | Netherlands |
| 40 | Gertrude De Cook | 57 | Wife | — | Netherlands |
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)