HB
Henry Brooks — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-County, Minnesota
Our Model Tree links this Henry Brooks across the 1920, 1930 and 1940 US Censuses in St.-Louis-County, Minnesota (XGBoost, ~Confirmed), with identified parents Hans & Ragnhild — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Minnesota |
| Surname | Brooks |
| Given Name | Henry |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Carlton |
| Additional Details | |
| Occupation | truck driver |
| Industry | dairy farm |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | H 12 |
| 1935 Residence | Minnesota |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Truck Driver |
| Township / Ward | Hermantown Twp |
| Est. Birth Year | ~1917 |
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 Henry | Age | Birth yr |
|---|---|---|---|---|
| Ragnhild Brooks | Spouse | — | 52 | ~1888 |
| Hans Brooks | Head | — | 54 | ~1886 |
| Gladys Brooks | Daughter | — | 21 | ~1919 |
| Henry Brooks | Son | — | 23 | ~1917 |
| Olive Flengstad | Other | — | 85 | ~1855 |
Census Appearances
1920
St Louis, …
Son, age 3
St Louis, Minnesota · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Henry O. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | none |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
St Louis, …
Son, age 13
St Louis, Minnesota · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
St.-Louis-County, Minnesota
Son, age 23
St.-Louis-County, Minnesota · implied b. ~1917 — 5 household members
| Surname | Brooks |
| Given Name | Henry |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Carlton |
| Occupation | truck driver |
| Industry | dairy farm |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | H 12 |
| 1935 Residence | Minnesota |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
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 Henry Brooks across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Hans Brooks (~0.92 confidence) and mother Ragnhild Brooks (~0.92 confidence) and mother Borghild Brooks (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hans Brooks
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Ragnhild Brooks
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Borghild Brooks
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Henry Brooks
Son · 1940 · age 23 · b. ~1917 · Minnesota
★ You are viewing this record
Sibling
Gladys Brooks
Sibling · 1940 · age 21
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 — St.-Louis-County, Minnesota
Open full size
1940 US Federal Census — St.-Louis-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01956-00247)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Muriel Lofold | 10 | daughter | — | Minnesota |
| 2 | William Johnson | 74 | Head | — | Sweden |
| 3 | Robert S. Johnson | 34 | son | Labour | Minnesota |
| 4 | Erick O. Lundberg | 64 | Head | Farmer | Finland |
| 5 | Edwin Lundberg | 36 | son | Labour | Minnesota |
| 6 | Andrew Lundberg | 32 | son | Janitor | Minnesota |
| 7 | Hjalmer Lundberg | 30 | son | Farmhand | Minnesota |
| 8 | Melvin Lundberg | 27 | son | Labour | Minnesota |
| 9 | Herman Lundberg | 25 | son | Farmhand | Minnesota |
| 10 | Allen Lundberg | 20 | son | Labour | Minnesota |
| 11 | Herbert Lundberg | 16 | son | — | Minnesota |
| 12 | William E. Lundberg | 14 | son | — | Minnesota |
| 13 | Ludwig Bjorklund | 41 | Head | Pastor | Sweden |
| 14 | Virginia M. Bjorklund | 28 | wife | — | Minnesota |
| 15 | Hazel E. Bjorklund | 8 | daughter | — | Minnesota |
| 16 | David G. Bjorklund | 6 | son | — | Minnesota |
| 17 | Otto U. Wagner | 34 | Head | Bus Driver | Minnesota |
| 18 | Theresa P. Wagner | 33 | wife | — | Minnesota |
| 19 | Elizabeth J. Wagner | 9 | daughter | — | Minnesota |
| 20 | George J. Wagner | 4 | son | — | Minnesota |
| 21 | Peter L. Kritzer | 69 | father-in-law | — | Germany |
| 22 | Theresa L. Kritzer | 62 | mother-in-law | — | Minnesota |
| 23 | Eric J. Youngquist | 48 | Head | Labour | Sweden |
| 24 | Agnes S. Youngquist | 45 | wife | — | Minnesota |
| 25 | Jean Youngquist | 8 | daughter | — | Minnesota |
| 26 | Ralph Youngquist | 35 | brother | — | Minnesota |
| 27 | Andrew Gulbranson | 39 | brother-in-law | Truck Driver | Minnesota |
| 28 | Godfrey W. Nelson | 47 | Head | Fireman | Minnesota |
| 29 | Mayme T. Nelson | 40 | wife | — | Wisconsin |
| 30 | Doris E. Manhart | 16 | daughter | — | Wisconsin |
| 31 | Hans K. Brooks | 54 | Head | Farmer | Norway |
| 32 | Ragnhild O. Brooks | 52 | wife | — | Norway |
| 33 | Henry Brooks THIS PERSON | 23 | son | Truck Driver | North Dakota |
| 34 | Gladys M. Brooks | 21 | daughter | Housemaid | Minnesota |
| 35 | Olive Flengstad | 85 | mother-in-law | — | Norway |
| 36 | Conrad X. Helmer | 47 | Head | Locomotive Engineer | Minnesota |
| 37 | Elsie E. Helmer | 49 | wife | — | Wisconsin |
| 38 | Harvey E. Helmer | 22 | son | Shear Man | Minnesota |
| 39 | Dale E. Helmer | 18 | son | — | Minnesota |
| 40 | David U. Nelson | 49 | Head | Machinist | Nebraska |
Pedigree Summary
Henry + 1 sibling
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)