JP
James Peters — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this James Peters across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 10-person household.
Age 21
b. ~1919
Male
Son
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Peters |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | new worker |
| Class of Worker | PW |
| Hours Worked | 15 |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | New Worker |
| Township / Ward | Chicago |
| Est. Birth Year | ~1919 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Earl Danzy | Son | — | 17 | ~1923 |
| James Peters | Son | — | 21 | ~1919 |
| William Peters | Son | — | 32 | ~1908 |
| Leroy Danzy | Son | — | 29 | ~1911 |
| Gertie Peters | Daughter | — | 19 | ~1921 |
| Oliver Danzy | Son | — | 13 | ~1927 |
| Jesse Peters | Son | — | 21 | ~1919 |
| Lucius Peters | Son | — | 36 | ~1904 |
| Lethal Peters | Head | — | 57 | ~1883 |
| Leve Danzy | Son | — | 2 | ~1938 |
Census Appearances
1930
Cook, Illinois
Son, age 12
Cook, Illinois · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peters |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Cook-County, Illinois
Son, age 21
Cook-County, Illinois · implied b. ~1919 — 10 household members
| Surname | Peters |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | new worker |
| Class of Worker | PW |
| Hours Worked | 15 |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 James Peters across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Peters
Son · 1940 · age 21 · b. ~1919 · Illinois
★ You are viewing this record
Sibling
Earl Danzy
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leroy Danzy
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Oliver Danzy
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jesse Peters
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leve Danzy
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Peters
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertie Peters
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucius Peters
Sibling · 1940 · age 36
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-t0627-00960-01027)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward Douglas | 17 | Son | Electrical Helper | Illinois |
| 2 | Louis Sr. Shelby | 52 | Head | Laborer | Mississippi |
| 3 | Richard Shelby | 29 | Son | New Worker | Mississippi |
| 4 | Louis Jr. Shelby | 16 | Son | New Worker | Mississippi |
| 5 | Booker Shelby | 27 | Son | Laborer | Mississippi |
| 6 | Gertrude Shelby | 17 | Daughter | New Worker | Mississippi |
| 7 | Anthony Shelby | 25 | Son | Janitor | Mississippi |
| 8 | Doris Wells Shelby | 19 | Daughter | New Worker | Mississippi |
| 9 | Martha Williams | 50 | Sister | — | Mississippi |
| 10 | Lethal Peters | 57 | Head | — | Mississippi |
| 11 | Lucius Peters | 36 | Son | Laborer | Mississippi |
| 12 | William Peters | 32 | Son | Laborer | Mississippi |
| 13 | James Peters THIS PERSON | 21 | Son | New Worker | Mississippi |
| 14 | Jesse Peters | 21 | Son | New Worker | Mississippi |
| 15 | Gertie Peters | 19 | Daughter | New Worker | Mississippi |
| 16 | Leroy Danzy | 29 | Son | Laborer | Illinois |
| 17 | Earl Danzy | 17 | Son | — | Illinois |
| 18 | Oliver Danzy | 13 | Son | — | Illinois |
| 19 | Extra Line | None | — | — | — |
| 20 | Leve Arnel Danzy | 2 | Son | — | Illinois |
| 21 | Maggie Bolton | 53 | Head | — | Alabama |
| 22 | Sam Alexis | 27 | Head | Messngr | Louisiana |
| 23 | Lula Mae Mathews | 24 | Head | — | Louisiana |
| 24 | Horace Mathews | 9 | Son | — | Illinois |
| 25 | Raymond Mathews | 8 | Son | — | Illinois |
| 26 | John Mathews | 5 | Son | — | Illinois |
| 27 | George Mathews | 2 | Son | — | Illinois |
| 28 | Jessie Mae Mathews | 3 | Daughter | — | Illinois |
| 29 | Robert Maxwell | 64 | Head | Salesman | Virginia |
| 30 | Ada Maxwell | 60 | Wife | — | Illinois |
| 31 | Theodore Lindsey | 65 | Boarder | — | Illinois |
| 32 | Marvin Mackey | 44 | Boarder | — | Alabama |
| 33 | Robert Glass | 37 | Roomer | Laborer | Illinois |
| 34 | Susie Glass | 26 | Roomer | House Work | Ohio |
| 35 | Randall H. Ray | 63 | Head | Head Waiter | Mississippi |
| 36 | Welden Ray | 37 | Son | Clerk | Louisiana |
| 37 | Medora Ray | 35 | Daughter | Laboratory Asst | Illinois |
| 38 | William E. Calhoun | 35 | Head | Machinist | Mississippi |
| 39 | Dorothy Calhoun | 31 | Wife | — | Illinois |
| 40 | Laura Watts | 47 | Head | Hospital Helper | Mississippi |
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)