EO
Edward Olson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Isanti-County, Minnesota
Our Model Tree links this Edward Olson across the 1920, 1930 and 1940 US Censuses in Isanti-County, Minnesota (XGBoost, ~Confirmed), with identified parents Ludwig & Clara — first a son (b.~1891), then head of a 5-person household.
Age 49
b. ~1891
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Isanti-County, Minnesota |
| Surname | Olson |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Isanti |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 80 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Farmer |
| Township / Ward | Cambridge |
| Est. Birth Year | ~1891 |
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 Edward | Age | Birth yr |
|---|---|---|---|---|
| Clara Olson | Head | — | 80 | ~1860 |
| Edward Olson | Son | — | 49 | ~1891 |
| Lydia Olson | Daughter | — | 44 | ~1896 |
| Clarence Olson | Son | — | 38 | ~1902 |
| Louis Olson | Son | — | 48 | ~1892 |
Census Appearances
1920
Isanti, Minnesota
Son, age 29
Isanti, Minnesota · implied b. ~1891 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Edward |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Labourer |
| Industry | General farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Isanti, Minnesota
Son, age 39
Isanti, Minnesota · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Edward |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | general farming |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | no |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Isanti-County, Minnesota
Son, age 49
Isanti-County, Minnesota · implied b. ~1891 — 5 household members
| Surname | Olson |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Isanti |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 80 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Edward Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ludwig Olson (~0.92 confidence) and mother Clara Olson (~0.92 confidence) and mother Clara Olson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ludwig Olson
b. ~1860
Source father
● Household
· direct · ~0.92
Mother
Clara Olson
b. ~1861
Source mother
● Household
· direct · ~0.92
Mother
Clara Olson
b. ~1860
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Edward Olson
Son · 1940 · age 49 · b. ~1891 · Minnesota
★ You are viewing this record
Sibling
Louis Olson
Sibling · 1940 · age 48
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Olson
Sibling · 1940 · age 38
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lydia Olson
Sibling · 1940 · age 44
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 — Isanti-County, Minnesota
Open full size
1940 US Federal Census — Isanti-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01927-00889)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harry C. Halladay | 50 | Head | Teacher | Illinois |
| 42 | Lillian H. Halladay | 39 | Wife | Teacher | Illinois |
| 43 | Evelyn M. Halladay | 17 | Daughter | — | Illinois |
| 44 | Harold Lindgren | 35 | Head | Farmer | Minnesota |
| 45 | Myrtle Lindgren | 29 | Wife | — | Minnesota |
| 46 | Carol Lindgren | 6 | Daughter | — | Minnesota |
| 47 | Roger Lindgren | 3 | Son | — | Minnesota |
| 48 | Peter Lindgren | 77 | Head | — | Sweden |
| 49 | Oman Mildred Lindgren | 37 | Daughter | — | Minnesota |
| 50 | Curtis Lindgren | 17 | Grandson | Laborer On Farm | Minnesota |
| 51 | John J. Berg | 58 | Head | Farmer | Norway |
| 52 | Gunnar Wicklund | 36 | Son in law | Farmer | Sweden |
| 53 | Karen E. Wicklund | 34 | Daughter | — | Minnesota |
| 54 | Verna M. Pearson | 5 | Lodger | — | Minnesota |
| 55 | Iris M. Pearson | 2 | Lodger | — | Minnesota |
| 56 | Peter Engblom | 61 | Head | Farmer | Sweden |
| 57 | Clara L. Engblom | 51 | Wife | — | California |
| 58 | Warren D. Engblom | 18 | Nephew | Laborer | Minnesota |
| 59 | Wilbor M. Engblom | 15 | Nephew | — | Minnesota |
| 60 | Ellsworth W. Engblom | 20 | Nephew | Ex Man | Minnesota |
| 61 | Albert W. Molene | 43 | Head | Farmer | Minnesota |
| 62 | Freda T. Molene | 46 | Wife | — | Minnesota |
| 63 | Lillian A. Molene | 12 | Daughter | — | Minnesota |
| 64 | Christine Lindgren | 85 | Mother in law | — | Sweden |
| 65 | Selma Carlson | 63 | Head | — | Minnesota |
| 66 | Mathias Lindberg | 91 | Head | — | Sweden |
| 67 | Hulda Lindberg | 55 | Daughter | — | Minnesota |
| 68 | Louis Beckwall | 50 | Hired man | Labourer | Minnesota |
| 69 | Clara Olson | 80 | Head | — | Sweden |
| 70 | Edward Olson THIS PERSON | 49 | Son | Farmer | Minnesota |
| 71 | Louis Olson | 48 | Son | Laborer | Minnesota |
| 72 | Lydia Olson | 44 | Daughter | — | Minnesota |
| 73 | Clarence Olson | 38 | Son | Farmer | Minnesota |
| 74 | John Clauson | 65 | Head | Farmer | Sweden |
| 75 | Anna K. Clauson | 60 | Wife | — | Sweden |
| 76 | Hilda L. Clauson | 36 | Daughter | — | Sweden |
| 77 | Ernest E. Olson | 37 | Lodger | Laborer On Farm | Minnesota |
| 78 | Reuben Forsberg | 33 | Head | Farmer | Minnesota |
| 79 | Elna L. Forsberg | 28 | Wife | — | Minnesota |
| 80 | Daryl Forsberg | 1 | Son | — | Minnesota |
Pedigree Summary
Edward + 3 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)