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Leonard Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Brown-County, Minnesota
Our Model Tree links this Leonard Brown across the 1930 and 1940 US Censuses in Brown-County, Minnesota (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Brown-County, Minnesota |
| Surname | Brown |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Stately township |
| 1935 Residence (County) | Brown |
| Additional Details | |
| Occupation | Farm work |
| Industry | Farm work |
| Class of Worker | NP |
| Hours Worked | 18 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Farm Work |
| Township / Ward | Stately Township |
| Est. Birth Year | ~1926 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Leonard | Age | Birth yr |
|---|---|---|---|---|
| Sonia Brown | Spouse | — | 44 | ~1896 |
| Raymond Brown | Son | — | 19 | ~1921 |
| Orville Brown | Son | — | 11 | ~1929 |
| Leonard Brown | Son | — | 14 | ~1926 |
| Barbara Brown | Daughter | — | 4 | ~1936 |
| Betty Brown | Daughter | — | 6 | ~1934 |
| Leona Brown | Daughter | — | 17 | ~1923 |
| Herman Brown | Head | — | 45 | ~1895 |
| Arlene Brown | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Brown, Minnesota
Son, age 4
Brown, Minnesota · implied b. ~1926 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Brown-County, Minnesota
Son, age 14
Brown-County, Minnesota · implied b. ~1926 — 9 household members
| Surname | Brown |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Stately township |
| 1935 Residence (County) | Brown |
| Occupation | Farm work |
| Industry | Farm work |
| Class of Worker | NP |
| Hours Worked | 18 |
| Income (1939) | 0 |
| 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 Leonard Brown across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Leonard Brown
Son · 1940 · age 14 · b. ~1926 · Minnesota
★ You are viewing this record
Sibling
Raymond Brown
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arlene Brown
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leona Brown
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Brown
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Orville Brown
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Brown
Sibling · 1940 · age 4
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 — Brown-County, Minnesota
Open full size
1940 US Federal Census — Brown-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01909-00727)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Louis Seopold | 56 | Head | Farmer | Minnesota |
| 2 | Adina Seopold | 51 | Wife | Farmer Wife | Minnesota |
| 3 | Wesley Seopold | 28 | Son | Farm Labor | Minnesota |
| 4 | Edna Seopold | 17 | Daughter | House Work | Minnesota |
| 5 | Delaine Seopold | 14 | Son | Farm Labor | Minnesota |
| 6 | Albert Sydow | 54 | Head | Farmer | Minnesota |
| 7 | William Sydow | 52 | Brother | Farm Labor | Minnesota |
| 8 | Joe Jr. Blum | 38 | Head | Farming | Switzerland |
| 9 | Christine Blum | 38 | Wife | House Work | Minnesota |
| 10 | Merla Blum | 11 | Son | — | South Dakota |
| 11 | Kenneth Blum | 10 | Son | — | Minnesota |
| 12 | David Blum | 8 | Son | — | Minnesota |
| 13 | Franklin Blum | 7 | Son | — | Minnesota |
| 14 | Robert Blum | 5 | Son | — | Minnesota |
| 15 | Carol Blum | 3 | Daughter | — | Minnesota |
| 16 | Harl Blum | 2 | Son | — | Minnesota |
| 17 | Gary Blum | 1 | Son | — | Minnesota |
| 18 | Herman Brown | 45 | Head | Farmer | Minnesota |
| 19 | Sonia Brown | 44 | Wife | House Wife | Minnesota |
| 20 | Raymond Brown | 19 | Son | Farm Labor | Minnesota |
| 21 | Leona Brown | 17 | Daughter | House Work | Minnesota |
| 22 | Arlene Brown | 15 | Daughter | House Work | Minnesota |
| 23 | Leonard Brown THIS PERSON | 14 | Son | Farm Work | Minnesota |
| 24 | Orville Brown | 11 | Son | — | Minnesota |
| 25 | Betty Brown | 6 | Daughter | — | Minnesota |
| 26 | Barbara Brown | 4 | Daughter | — | Minnesota |
| 27 | Mike Kastner | 65 | Head | Farmer | Minnesota |
| 28 | Magret Kastner | 67 | Wife | Farmer Wife | Austria |
| 29 | Walter Boelter | 33 | Head | Farmer | Minnesota |
| 30 | Frieda Boelter | 30 | Wife | Farmer Wife | Minnesota |
| 31 | Herman Thram | 51 | Head | Farmer | Germany |
| 32 | Helena Thram | 49 | Wife | Farmer Wife | Germany |
| 33 | Clarence Thram | 26 | Son | Farm Labor | Minnesota |
| 34 | Arthur Thram | 27 | Head | Farmer | Minnesota |
| 35 | Ethel Thram | 23 | Wife | Farmer Wife | Minnesota |
| 36 | Leo Brown | 26 | Head | Farmer | Minnesota |
| 37 | Viola Brown | 20 | Wife | Farmer Wife | South Dakota |
| 38 | Virgil Brown | 2 | Son | — | Minnesota |
| 39 | Gerald Brown | 1 | Son | — | Minnesota |
| 40 | Leroy Fox | 21 | Labor | Farm Labor | Minnesota |
Related Census Records
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)