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Joseph Brooks — 1940 US Census Record
Model Tree available1940 United States Federal Census · Sanders-County, Montana
Our Model Tree links this Joseph Brooks across the 1920, 1930 and 1940 US Censuses in Sanders-County, Montana (XGBoost, ~Confirmed), with identified parents Joseph & Alice — first a head (b.~1900), then head of a 5-person household.
Age 40
b. ~1900
Male
Head
Born: Oklahoma
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sanders-County, Montana |
| Surname | Brooks |
| Given Name | Joseph C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Heron |
| 1935 Residence (County) | Sanders |
| Additional Details | |
| Occupation | Rancher |
| Industry | Ranch |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Montana |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Occupation | Rancher |
| Township / Ward | School District No 3 |
| Est. Birth Year | ~1900 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Joseph Brooks | Head | — | 40 | ~1900 |
| Geraldine Brooks | Daughter | — | 12 | ~1928 |
| Margaret Brooks | Spouse | — | 37 | ~1903 |
| James Brooks | Son | — | 8 | ~1932 |
| James Duffy | Other | — | 24 | ~1916 |
Census Appearances
1920
Sanders, Montana
Son, age 19
Sanders, Montana · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Joseph C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | Home farm |
| Class of Worker | Oa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1930
Sanders, Montana
Head, age 30
Sanders, Montana · implied b. ~1900 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Joseph C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| Age at First Marriage | 26 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Occupation | Contractor |
| Industry | Cedar |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 500 |
| Veteran | No |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Sanders-County, Montana
Head, age 40
Sanders-County, Montana · implied b. ~1900 — 5 household members
| Surname | Brooks |
| Given Name | Joseph C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Heron |
| 1935 Residence (County) | Sanders |
| Occupation | Rancher |
| Industry | Ranch |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Montana |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 Joseph Brooks across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph Brooks (~0.92 confidence) and mother Alice Brooks (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Brooks
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Alice Brooks
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Brooks
Head · 1940 · age 40 · b. ~1900 · Montana
★ 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 — Sanders-County, Montana
Open full size
1940 US Federal Census — Sanders-County, Montana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02229-00076)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lavan L Hudson | 7 | Son | — | Montana |
| 2 | Leida Hudson | 3 | Daughter | — | Montana |
| 3 | Caroline Hudson | 1 | Daughter | — | Montana |
| 4 | Haddon Falkwood | 37 | Head | Rancher | Norway |
| 5 | Lillian S Falkwood | 24 | Wife | — | Montana |
| 6 | Dale R Falkwood | 2 | Son | — | Montana |
| 7 | Otto H Schneller | 54 | Head | Rancher | North Dakota |
| 8 | Burnil W Syth | 25 | Head | Ranch Hand | Montana |
| 9 | Elizabeth C Syth | 22 | Wife | — | North Dakota |
| 10 | David B Syth | 2 | Son | — | Idaho |
| 11 | Donald L Syth | 0 | Son | — | Montana |
| 12 | Otto M Colburg | 66 | Head | Rancher | Sweden |
| 13 | Lois M Laffey | 70 | Head | Mail Messenger | Michigan |
| 14 | Clarence J Hughes | 38 | Head | Laborer | Nebraska |
| 15 | Marie E Hughes | 22 | Wife | — | Montana |
| 16 | Hugh Lillard | 58 | Head | Rancher | Missouri |
| 17 | Cyrus C Tempers | 39 | Head | Rancher | Washington |
| 18 | Edith Tempers | 33 | Wife | — | Indiana |
| 19 | Cora E Tempers | 16 | Daughter | — | Montana |
| 20 | Leona M Tempers | 14 | Daughter | — | Montana |
| 21 | Stella C Tempers | 13 | Daughter | — | Montana |
| 22 | Ruth M Tempers | 10 | Daughter | — | Montana |
| 23 | Chester E Tempers | 8 | Son | — | Montana |
| 24 | Wayne F Wilson | 46 | Head | Rancher | Illinois |
| 25 | Myra N Wilson | 35 | Wife | — | Wisconsin |
| 26 | Calvin W Wilson | 15 | Son | — | Montana |
| 27 | Kenneth S Wilson | 14 | Son | — | Montana |
| 28 | Clarence A Wilson | 11 | Son | — | Montana |
| 29 | Audry Wilson | 6 | Daughter | — | Montana |
| 30 | Joseph C Brooks THIS PERSON | 40 | Head | Rancher | Oklahoma |
| 31 | Margaret H Brooks | 37 | Wife | — | England |
| 32 | Geraldine A Brooks | 12 | Daughter | — | Washington |
| 33 | James H Brooks | 8 | Son | — | Washington |
| 34 | James G Duffy | 24 | Brother-in-law | Rock Man | Montana |
| 35 | Frank W Vance | 44 | Head | Rancher | Nebraska |
| 36 | Dorothy E Vance | 35 | Wife | — | Montana |
| 37 | Lois Ann Vance | 14 | Daughter | — | Montana |
| 38 | Loren J Vance | 14 | Son | — | Montana |
| 39 | Arthur F Vance | 13 | Son | — | Montana |
| 40 | Jerry J Vance | 10 | Son | — | Montana |
Pedigree Summary
Joseph
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)