HJ
Herman Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Herman Jones across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 11-person household.
Age 15
b. ~1925
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Jones |
| Given Name | Herman |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1925 |
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 Herman | Age | Birth yr |
|---|---|---|---|---|
| Herman Jones | Son | — | 15 | ~1925 |
| James Jones | Son | — | 3 | ~1937 |
| Essie Jones | Daughter | — | 8 | ~1932 |
| Ernest Jones | Head | — | 42 | ~1898 |
| Ernestine Jones | Daughter | — | 7 | ~1933 |
| Herbert Jones | Son | — | 11 | ~1929 |
| Willie Jones | Daughter | — | 12 | ~1928 |
| Helen Jones | Daughter | — | 9 | ~1931 |
| Essie Jones | Spouse | — | 37 | ~1903 |
| Mildred Jones | Daughter | — | 17 | ~1923 |
| Sarah Jones | Daughter | — | 13 | ~1927 |
Census Appearances
1930
Cook, Illinois
Son, age 5
Cook, Illinois · implied b. ~1925 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Herman |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | Alabama |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 15
Cook-County, Illinois · implied b. ~1925 — 11 household members
| Surname | Jones |
| Given Name | Herman |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Herman Jones across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Herman Jones
Son · 1940 · age 15 · b. ~1925 · Illinois
★ You are viewing this record
Sibling
Helen Jones
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Essie Jones
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ernestine Jones
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Jones
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Jones
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Jones
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Jones
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Jones
Sibling · 1940 · age 3
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-t0627-00960-00698)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Naomi Rogers | 15 | Daughter | — | Illinois |
| 42 | Bell Handy | 47 | Head | None | Georgia |
| 43 | Vivian Reed | 24 | Niece | Maid | Tennessee |
| 44 | James Goodwin | 55 | Head | Chauffeur | Illinois |
| 45 | Lena Goodwin | 52 | Wife | — | Illinois |
| 46 | Cartella Harper | 28 | Daughter | — | Illinois |
| 47 | Ernest Jones | 42 | Head | Molder | Georgia |
| 48 | Essie Jones | 37 | Wife | — | Georgia |
| 49 | Mildred Jones | 17 | Daughter | New Worker | Georgia |
| 50 | Herman Jones THIS PERSON | 15 | Son | — | Illinois |
| 51 | Sarah Jones | 13 | Daughter | — | Illinois |
| 52 | Willie Jones | 12 | Daughter | — | Illinois |
| 53 | Herbert Jones | 11 | Son | — | Illinois |
| 54 | Helen Jones | 9 | Daughter | — | Illinois |
| 55 | Essie Jones | 8 | Daughter | — | Illinois |
| 56 | Ernestine Jones | 7 | Daughter | — | Illinois |
| 57 | James Jones | 3 | Son | — | Illinois |
| 58 | Lacey Acklin | 27 | Head | Laborer | Alabama |
| 59 | Willie Acklin | 26 | Wife | — | Alabama |
| 60 | Smith Yarbrough | 26 | Roomer | Laborer | Alabama |
| 61 | Benton Booker | 36 | Head | Barber | Illinois |
| 62 | Aberdeen Booker | 40 | Wife | Beautician | Texas |
| 63 | Pearl Darcy | 54 | Head | — | New York |
| 64 | Francis Darcy | 12 | Son | — | Illinois |
| 65 | Clarance Cole | 30 | Head | Waiter | Louisiana |
| 66 | Iuel Cole | 28 | Wife | — | Louisiana |
| 67 | Nedra Ransom | 5 | Boarder | — | Illinois |
| 68 | Robert Prater | 1 | Boarder | — | Illinois |
| 69 | Anna Howard | 51 | Head | — | Georgia |
| 70 | Edward Howard | 31 | Son | — | Georgia |
| 71 | Geraldine Howard | 12 | Daughter | — | Illinois |
| 72 | Edward Jr. Howard | 11 | Son | — | Illinois |
| 73 | Dorothy Howard | 9 | Daughter | — | Illinois |
| 74 | Charles Randolph | 65 | Roomer | — | Illinois |
| 75 | Janie Randolph | 64 | Roomer | — | Kentucky |
| 76 | Bertha Nance | 23 | Head | — | Mississippi |
| 77 | Ricardo Nance | 0 | Son | — | Illinois |
| 78 | Cleveland Howard | 38 | Head | Chauffeur | Georgia |
| 79 | Mattie Howard | 37 | Wife | Maid | Georgia |
| 80 | Isaac Denson | 60 | Head | — | Alabama |
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)