OC
Oscar Carlson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this Oscar Carlson across the 1910, 1920, 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed), with identified parents Isaac & Mathilda — first a head (b.~1888), then head of a 8-person household.
Age 52
b. ~1888
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Carlson |
| Given Name | Oscar |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Excelsior Village |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Occupation | Laborer |
| Industry | School grounds |
| Class of Worker | GW |
| Hours Worked | 26 |
| Income (1939) | 188 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Laborer |
| Township / Ward | Excelsior Village |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Oscar | Age | Birth yr |
|---|---|---|---|---|
| Earl Carlson | Son | — | 18 | ~1922 |
| Donald Carlson | Son | — | 21 | ~1919 |
| Robert Carlson | Son | — | 25 | ~1915 |
| Helen Carlson | Daughter | — | 23 | ~1917 |
| Oscar Carlson | Head | — | 52 | ~1888 |
| William Carlson | Son | — | 10 | ~1930 |
| Florence Carlson | Daughter | — | 17 | ~1923 |
| Ruth Carlson | Daughter | — | 19 | ~1921 |
Census Appearances
1910
Hennepin, Minnesota
Son, age 22
Hennepin, Minnesota · implied b. ~1888 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Tallyman |
| Industry | Lumber Yard |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Hennepin, Minnesota
Head, age 33
Hennepin, Minnesota · implied b. ~1887 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Oscar |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Fireman |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | R |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Hennepin, Minnesota
Head, age 43
Hennepin, Minnesota · implied b. ~1887 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Oscar |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 27 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Inspector |
| Industry | Rail Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 23.00 |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Head, age 52
Hennepin-County, Minnesota · implied b. ~1888 — 8 household members
| Surname | Carlson |
| Given Name | Oscar |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Excelsior Village |
| 1935 Residence (County) | Hennepin |
| Occupation | Laborer |
| Industry | School grounds |
| Class of Worker | GW |
| Hours Worked | 26 |
| Income (1939) | 188 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Oscar Carlson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Isaac Carlson (~0.92 confidence) and mother Mathilda Carlson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Isaac Carlson
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Mathilda Carlson
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Oscar Carlson
Head · 1940 · age 52 · b. ~1888 · Minnesota
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Hennepin-County, Minnesota
Open full size
1940 US Federal Census — Hennepin-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01924-00988)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Betty Buske | 19 | Lodger | Waitress | Minnesota |
| 2 | Orlando Kottke | 32 | Head | Salesman | Minnesota |
| 3 | Mable Kottke | 35 | Wife | — | Minnesota |
| 4 | Karen J. Kottke | 2 | Daughter | — | Minnesota |
| 5 | Bruce Paulson | 36 | Lodger | Meat Cutter | Nebraska |
| 6 | Elmer E. Bardwell | 55 | Head | Director | North Dakota |
| 7 | Stella V. Bardwell | 56 | Wife | — | Canada |
| 8 | Frank Smith | 81 | Father-in-law | — | Canada |
| 9 | William Bruhn | 38 | Head | Bus Driver | Minnesota |
| 10 | Alma Bruhn | 37 | Wife | — | Minnesota |
| 11 | Joseph Totushek | 61 | Head | Proprietor | Minnesota |
| 12 | Louise Totushek | 53 | Wife | — | Czecho-Slovakia |
| 13 | Emil Savenon | 51 | Lodger | Truck Driver | Minnesota |
| 14 | Edward Thomas | 69 | Lodger | — | Minnesota |
| 15 | John Mackouthy | 31 | Head | Carpenter | Minnesota |
| 16 | Silvia Mackouthy | 22 | Wife | Clerk | Washington |
| 17 | Oscar Carlson THIS PERSON | 52 | Head | Laborer | Minnesota |
| 18 | Robert O. Carlson | 25 | Son | Relieving Man | Minnesota |
| 19 | Helen Carlson | 23 | Daughter | Clerk | Minnesota |
| 20 | Donald Carlson | 21 | Son | Clerk | Minnesota |
| 21 | Ruth Carlson | 19 | Daughter | Waitress | Minnesota |
| 22 | Earl Carlson | 18 | Son | Clerk | Minnesota |
| 23 | Florence Carlson | 17 | Daughter | — | Minnesota |
| 24 | William Carlson | 10 | Son | — | Minnesota |
| 25 | Manley Kleran | 34 | Head | Plumber | Minnesota |
| 26 | Tracy Kleran | 32 | Wife | — | Minnesota |
| 27 | Nancy Kleran | 9 | Daughter | — | Minnesota |
| 28 | Jean M. Kleran | 3 | Daughter | — | Minnesota |
| 29 | Robert Kleran | 1 | Son | — | Minnesota |
| 30 | Martin Anderson | 54 | Head | Laborer | Sweden |
| 31 | Estella A. Smith | 81 | Housekeeper | Housekeeper | Minnesota |
| 32 | Wessie Casper | 79 | Head | — | Minnesota |
| 33 | Martha Estella Casper | 49 | Daughter | House Work | Minnesota |
| 34 | Stanley Erma Casper | 46 | Daughter | — | Minnesota |
| 35 | George John Ames | 63 | Head | Painter | Switzerland |
| 36 | Theresa Ames | 58 | Wife | — | France |
| 37 | Waldo Richards | 33 | Head | Minister | Massachusetts |
| 38 | Lucile Richards | 25 | Wife | — | Minnesota |
| 39 | Stacy Richards | 8 | Son | — | Minnesota |
| 40 | Edwin Neill Richards | 3 | Son | — | Minnesota |
Related Census Records
Pedigree Summary
Oscar
Gen 1 · 2 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)