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Louis Harris — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Louis Harris across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 10-person household.
Age 19
b. ~1921
Male
Son
Born: Nebraska
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Harris |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Grader |
| Industry | Educational playgrounds |
| Class of Worker | GW |
| Hours Worked | 2 |
| Income (1939) | 38 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Grader |
| Township / Ward | Chicago |
| 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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Louis | Age | Birth yr |
|---|---|---|---|---|
| Louis Harris | Son | — | 19 | ~1921 |
| Shan Brooks | Son | — | 15 | ~1925 |
| Melvin Brooks | Son | — | 2 | ~1938 |
| Anna Brooks | Spouse | — | 40 | ~1900 |
| Louise Brooks | Daughter | — | 11 | ~1929 |
| Thomas Brooks | Son | — | 6 | ~1934 |
| John Brooks | Son | — | 13 | ~1927 |
| Ester Brooks | Daughter | — | 1 | ~1939 |
| Shan Brooks | Head | — | 43 | ~1897 |
| Eugene Brooks | Son | — | 9 | ~1931 |
Census Appearances
1930
Cook, Illinois
Other, age 9
Cook, Illinois · implied b. ~1921 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Louis |
| Relationship to Head | Step son |
| Sex | M |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Arkansas |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Cook-County, Illinois
Son, age 19
Cook-County, Illinois · implied b. ~1921 — 10 household members
| Surname | Harris |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Grader |
| Industry | Educational playgrounds |
| Class of Worker | GW |
| Hours Worked | 2 |
| Income (1939) | 38 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Louis Harris across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Louis Harris
Son · 1940 · age 19 · b. ~1921 · Illinois
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Sibling
Shan Brooks
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Brooks
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louise Brooks
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Brooks
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Melvin Brooks
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Brooks
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ester Brooks
Sibling · 1940 · age 1
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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00922-00727)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Otis Freeman | 10 | Son | — | Mississippi |
| 2 | Gertrude Freeman | 8 | Daughter | — | Mississippi |
| 3 | Willie Freeman | 5 | Son | — | Mississippi |
| 4 | David Freeman | 4 | Son | — | Mississippi |
| 5 | Jane Freeman | 3 | Son | — | Mississippi |
| 6 | Juanesta Freeman | 0 | Daughter | — | Illinois |
| 7 | George Carter | 61 | Head | — | Oklahoma |
| 8 | Violet Carter | 50 | Wife | — | Kansas |
| 9 | Violet Savage | 31 | Daughter | Maid | Kansas |
| 10 | Enida Griffith | 45 | Lodger | — | Kentucky |
| 11 | Reedy Scarbor | 47 | Head | Truck Driver | Mississippi |
| 12 | Ada Scarbor | 48 | Wife | — | Mississippi |
| 13 | William Martin | 35 | Lodger | — | Mississippi |
| 14 | Willie Mae Nelson | 40 | Lodger | — | Georgia |
| 15 | Sylvester Williams | 22 | Head | Stock Maker | Louisiana |
| 16 | Juanita Williams | 17 | Wife | — | Illinois |
| 17 | Sylvester Jr Williams | 0 | Son | — | Illinois |
| 18 | Jack Jackson | 32 | Father in law | Rock Crusher | Tennessee |
| 19 | Pearl Jackson | 34 | Mother in law | Shirt Ironer | Tennessee |
| 20 | Shan Brooks | 43 | Head | — | Alabama |
| 21 | Anna Brooks | 40 | Wife | — | Arkansas |
| 22 | Shan Jr Brooks | 15 | Son | — | Illinois |
| 23 | John Brooks | 13 | Son | — | Illinois |
| 24 | Louise Brooks | 11 | Daughter | — | Illinois |
| 25 | Eugene Brooks | 9 | Son | — | Illinois |
| 26 | Thomas Brooks | 6 | Son | — | Illinois |
| 27 | Melvin Brooks | 2 | Son | — | Illinois |
| 28 | Ester Brooks | 1 | Daughter | — | Illinois |
| 29 | Louis Harris THIS PERSON | 19 | Son | Grader | Nebraska |
| 30 | Neil Story | 66 | Head | Helper | Georgia |
| 31 | Jenny Story | 64 | Wife | — | Missouri |
| 32 | Clementine Story | 17 | Daughter | — | Illinois |
| 33 | Wallace Torgert | 13 | Grandson | — | Illinois |
| 34 | Wilbur Torgert | 11 | Grandson | — | Illinois |
| 35 | Isadore Turner | 37 | Head | Laborer | Louisiana |
| 36 | Beatrice Turner | 35 | Wife | — | Alabama |
| 37 | Milda Mae Maximus | 48 | Lodger | Maid | Louisiana |
| 38 | Pearl Long | 54 | Head | — | Illinois |
| 39 | Lemuel Wolf | 10 | Lodger | — | Kentucky |
| 40 | Verneel Williams | 18 | Lodger | New Worker | Illinois |
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)