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Walter Brooks — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Peoria-County, Illinois
Our Model Tree links this Walter Brooks across the 1930 and 1940 US Censuses in Peoria-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 11-person household.
Age 19
b. ~1921
Male
Son
Born: Montana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Peoria-County, Illinois |
| Surname | Brooks |
| Given Name | Walter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Peoria |
| Additional Details | |
| Occupation | Laborer |
| Industry | farm |
| Class of Worker | NP |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | H-1 |
| 1935 Residence | Illinois |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Occupation | Laborer |
| Township / Ward | Kickapoo Twp |
| Est. Birth Year | ~1921 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Walter | Age | Birth yr |
|---|---|---|---|---|
| Catherine Smith | Other | — | 15 | ~1925 |
| Walter Brooks | Son | — | 19 | ~1921 |
| H Hazzard | Other | — | 43 | ~1897 |
| Henry Brooks | Son | — | 12 | ~1928 |
| Geo Brooks | Head | — | 52 | ~1888 |
| Edna Brooks | Daughter | — | 23 | ~1917 |
| Ella Brooks | Daughter | — | 10 | ~1930 |
| Gerald Smith | Other | — | 17 | ~1923 |
| Geo Brooks | Son | — | 17 | ~1923 |
| A Brooks | Other | — | 79 | ~1861 |
| Susan Brooks | Spouse | — | 34 | ~1906 |
Census Appearances
1930
Peoria, Illinois
Son, age 10
Peoria, Illinois · implied b. ~1920 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Walter C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Peoria-County, Illinois
Son, age 19
Peoria-County, Illinois · implied b. ~1921 — 11 household members
| Surname | Brooks |
| Given Name | Walter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Peoria |
| Occupation | Laborer |
| Industry | farm |
| Class of Worker | NP |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | H-1 |
| 1935 Residence | Illinois |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
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 Walter Brooks across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Walter Brooks
Son · 1940 · age 19 · b. ~1921 · Illinois
★ You are viewing this record
Sibling
Ella Brooks
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geo Brooks
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Brooks
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Brooks
Sibling · 1940 · age 12
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 — Peoria-County, Illinois
Open full size
1940 US Federal Census — Peoria-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00864-00374)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | E. A. Blank | 44 | Head | Store Manager | Illinois |
| 2 | Carol Blank | 50 | Wife | — | Illinois |
| 3 | Adam Austin | 74 | Head | — | N. Carolina |
| 4 | Chas. Blender | 49 | Head | Salesman | Illinois |
| 5 | Bernice Blender | 45 | Wife | — | Illinois |
| 6 | Kathleen Blender | 17 | Daughter | — | Illinois |
| 7 | George Blender | 15 | Son | — | Illinois |
| 8 | Robert Blender | 12 | Son | — | Illinois |
| 9 | Geo. H. Brooks | 52 | Head | Farmer | Illinois |
| 10 | Susan J. Brooks | 34 | Wife | — | Illinois |
| 11 | Edna Brooks | 23 | Daughter | — | Illinois |
| 12 | Walter Brooks THIS PERSON | 19 | Son | Laborer | Montana |
| 13 | Geo. Jr. Brooks | 17 | Son | Truck Driver Apprentice | Montana |
| 14 | Henry Brooks | 12 | Son | — | Illinois |
| 15 | Ella Jean Brooks | 10 | Daughter | — | Illinois |
| 16 | Gerald Smith | 17 | Boarder | Laborer | Illinois |
| 17 | Catherine Smith | 15 | Boarder | — | Illinois |
| 18 | A. J. Brooks | 79 | Father | — | England |
| 19 | H. F. Hazzard | 43 | Bro-in-law | Laborer | Missouri |
| 21 | Margaret Scanlan | 71 | Head | — | Illinois |
| 22 | Arthur Scanlan | 31 | Son | Welder | Illinois |
| 23 | J. M. Hank | 56 | Head | Carpenter | Illinois |
| 24 | Lucy Hank | 52 | Wife | — | Illinois |
| 25 | Josephine Hank | 47 | Head | — | Illinois |
| 26 | Ruth Hank | 23 | Daughter | — | Illinois |
| 27 | Arnold Hank | 21 | Son | Laborer | Illinois |
| 28 | John Bianco | 37 | Head | Miner | Illinois |
| 29 | Elizabeth Bianco | 34 | Wife | — | Illinois |
| 30 | John Bianco | 3 | Son | — | Illinois |
| 31 | John L. Magner | 40 | Head | Miner | Illinois |
| 32 | John H. Koch | 62 | Head | Farmer | Illinois |
| 33 | J. L. Scanlan | 46 | Head | Farmer | Illinois |
| 34 | Emily Scanlan | 43 | Wife | — | Illinois |
| 35 | Lorraine Scanlan | 13 | Daughter | — | Illinois |
| 36 | Jack Scanlan | 10 | Son | — | Illinois |
| 37 | Eugene Scanlan | 9 | Son | — | Illinois |
| 38 | Helen Scanlan | 29 | Head | — | Illinois |
| 39 | Charlotte Scanlan | 4 | Daughter | — | Illinois |
| 40 | Alvie Lonsdale | 59 | Head | Farmer | Illinois |
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)