OB
Oscar Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Norman-County, Minnesota
Our Model Tree links this Oscar Brown across the 1920, 1930 and 1940 US Censuses in Norman-County, Minnesota (XGBoost, ~Confirmed), with identified parents Martin & Betsy — first a son (b.~1886), then head of a 5-person household.
Age 54
b. ~1886
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Norman-County, Minnesota |
| Surname | Brown |
| Given Name | Oscar |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Halstad village |
| 1935 Residence (County) | Norman |
| Additional Details | |
| Occupation | brick tender |
| Industry | building construction |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 988 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Brick Tender |
| Township / Ward | Halstad Village |
| Est. Birth Year | ~1886 |
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 Oscar | Age | Birth yr |
|---|---|---|---|---|
| Clifford Brown | Son | — | 39 | ~1901 |
| Fileman Brown | Son | — | 37 | ~1903 |
| Oscar Brown | Son | — | 54 | ~1886 |
| Pearl Brown | Daughter | — | 33 | ~1907 |
| Betsy Brown | Head | — | 79 | ~1861 |
Census Appearances
1920
Norman, Minnesota
Other, age 34
Norman, Minnesota · implied b. ~1886 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Oscar |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Minnesota |
| Occupation | Farm Laborer |
| Industry | General farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Norman, Minnesota
Son, age 45
Norman, Minnesota · implied b. ~1885 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Oscar M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Labor |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Norman-County, Minnesota
Son, age 54
Norman-County, Minnesota · implied b. ~1886 — 5 household members
| Surname | Brown |
| Given Name | Oscar |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Halstad village |
| 1935 Residence (County) | Norman |
| Occupation | brick tender |
| Industry | building construction |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 988 |
| Highest Grade | No 7 |
| 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 Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Martin Brown (~0.92 confidence) and mother Betsy Brown (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Martin Brown
b. ~1860
Source father
● Household
· direct · ~0.92
Mother
Betsy Brown
b. ~1861
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Oscar Brown
Son · 1940 · age 54 · b. ~1886 · Minnesota
★ You are viewing this record
Sibling
Clifford Brown
Sibling · 1940 · age 39
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fileman Brown
Sibling · 1940 · age 37
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pearl Brown
Sibling · 1940 · age 33
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 — Norman-County, Minnesota
Open full size
1940 US Federal Census — Norman-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01943-00175)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nelson Merelynn Nelson | 11 | daughter | — | Minnesota |
| 2 | Akason Cecilia Nelson | 37 | sister | Servant | Minnesota |
| 3 | Morris Estinson | 35 | Head | Line Man | Minnesota |
| 4 | Mae Estinson | 31 | wife | — | Minnesota |
| 5 | Morris Jr. Estinson | 8 | son | — | Minnesota |
| 6 | James Nygaard | 26 | Head | Tractor Operator | Canada |
| 7 | Cora Nygaard | 19 | wife | — | Minnesota |
| 8 | Deanna Nygaard | 3 | daughter | — | Minnesota |
| 9 | Bernt Jermstad | 74 | Head | Interior Decorator | Norway |
| 10 | Randine Jermstad | 73 | wife | — | Norway |
| 11 | Anna Hage | 80 | Head | — | Norway |
| 12 | Jens Johnson | 76 | Head | — | Norway |
| 13 | Ingeborg Johnson | 74 | wife | — | Norway |
| 14 | Odin Madson | 39 | Head | Tender | Minnesota |
| 15 | David Madson | 4 | son | — | Minnesota |
| 16 | Anna Nordby | 70 | Head | — | Norway |
| 17 | Anton Stene | 51 | son-in-law | Carpenter | Norway |
| 18 | Kalma Stene | 43 | daughter | — | Minnesota |
| 19 | Arnold Wangberg | 17 | son | — | Minnesota |
| 20 | Betsy Brown | 79 | Head | — | Wisconsin |
| 21 | Oscar Brown THIS PERSON | 54 | son | Brick Tender | Minnesota |
| 22 | Clifford Brown | 39 | son | Labor | Minnesota |
| 23 | Fileman Brown | 37 | son | Labor | Minnesota |
| 24 | Pearl Brown | 33 | daughter | — | Minnesota |
| 25 | Rasmus Aelgoe | 70 | Head | — | Norway |
| 26 | Laura Aelgoe | 65 | wife | — | Wisconsin |
| 27 | Harry Aelgoe | 30 | son | Labor | Minnesota |
| 28 | Norman Aelgoe | 28 | son | Waiter | Minnesota |
| 29 | Leland Henderson | 32 | Head | Trucker | Minnesota |
| 30 | Adeline Henderson | 29 | wife | — | Minnesota |
| 31 | Le Ann Henderson | 5 | daughter | — | Minnesota |
| 32 | Robert A. Janusch | 35 | Head | Cable Splicer | Nebraska |
| 33 | Olga Janusch | 26 | wife | — | Minnesota |
| 34 | Robert Jr. Janusch | 8 | son | — | Minnesota |
| 35 | Sharon Lee Janusch | 1 | daughter | — | Minnesota |
| 36 | Amund Peterson | 65 | Head | Laborer | Norway |
| 37 | Petra Peterson | 49 | wife | — | Norway |
| 38 | Albert Peterson | 27 | son | Pumper | Norway |
| 39 | Melvin Peterson | 24 | son | Labourer | Minnesota |
| 40 | Arnold Peterson | 15 | son | — | Minnesota |
Pedigree Summary
Oscar + 3 siblings
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)