JC
James Conley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this James Conley across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1895), then head of a 8-person household.
Age 45
b. ~1895
Male
Head
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Conley |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Wheel Barrower |
| Industry | Street Construct |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Wheel Barrower |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1895 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Loretta Conley | Daughter | — | 8 | ~1932 |
| Raymond Conley | Son | — | 13 | ~1927 |
| Kenneth Conley | Son | — | 7 | ~1933 |
| Beatrice Conley | Daughter | — | 4 | ~1936 |
| Katherine Conley | Daughter | — | 3 | ~1937 |
| Reva Conley | Spouse | — | 42 | ~1898 |
| Dorothy Conley | Daughter | — | 10 | ~1930 |
| James Conley | Head | — | 45 | ~1895 |
Census Appearances
1930
Cook, Illinois
Head, age 38
Cook, Illinois · implied b. ~1892 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conley |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 22 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Teamster |
| Industry | Express Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 20 |
| Radio Set | R |
| Veteran | WW |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Cook-County, Illinois
Head, age 45
Cook-County, Illinois · implied b. ~1895 — 8 household members
| Surname | Conley |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Wheel Barrower |
| Industry | Street Construct |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Conley across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Conley
Head · 1940 · age 45 · b. ~1895 · Illinois
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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-t0627-00925-00335)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Katie Mungro | 37 | Cousin | — | Alabama |
| 2 | Robert Jr Mungro | 7 | Son | — | Alabama |
| 3 | Moses Ray | 45 | Lodger | Carpenter | Georgia |
| 4 | Ashton Guilford | 45 | Head | — | Georgia |
| 5 | Cora Guilford | 40 | Wife | — | Georgia |
| 6 | Elizabeth Guilford | 19 | Daughter | — | Georgia |
| 7 | Adelyn Guilford | 16 | Daughter | — | Georgia |
| 8 | Celesta Guilford | 15 | Daughter | — | Georgia |
| 9 | Ashton Jr Guilford | 13 | Son | — | Georgia |
| 10 | Flossie Guilford | 11 | Daughter | — | Illinois |
| 11 | Lincoln Guilford | 9 | Son | — | Illinois |
| 12 | Cora Rose Guilford | 8 | Daughter | — | Illinois |
| 13 | Dorothy Mae Guilford | 7 | Daughter | — | Illinois |
| 14 | Jacob Robert Guilford | 6 | Son | — | Illinois |
| 15 | Richard Lee Guilford | 5 | Son | — | Illinois |
| 16 | Jeanette Guilford | 3 | Daughter | — | Illinois |
| 17 | Isaac Thomas | 48 | Head | Janitor | Tennessee |
| 18 | Mamie (X) Thomas | 44 | Wife | — | Tennessee |
| 19 | Anna Hayes | 36 | Sister | Filer | Tennessee |
| 20 | Nelson Boldin | 48 | Lodger | Shoveler | Alabama |
| 21 | Rosella Boldin | 40 | Wife | — | Alabama |
| 22 | James Conley THIS PERSON | 45 | Head | Wheel Barrower | Alabama |
| 23 | Reva (X) Conley | 42 | Wife | — | Louisiana |
| 24 | Raymond Conley | 13 | Son | — | Illinois |
| 25 | Dorothy Conley | 10 | Daughter | — | Illinois |
| 26 | Loretta Conley | 8 | Daughter | — | Illinois |
| 27 | Kenneth Conley | 7 | Son | — | Illinois |
| 28 | Beatrice Conley | 4 | Daughter | — | Illinois |
| 29 | Katherine Conley | 3 | Daughter | — | Illinois |
| 30 | Gladys Harris | 27 | Head | — | Alabama |
| 31 | James Harris | 10 | Son | — | Illinois |
| 32 | Samuel Harris | 9 | Son | — | Illinois |
| 33 | Thomas Harris | 8 | Son | — | Illinois |
| 34 | Charles Harris | 6 | Son | — | Illinois |
| 35 | William Harris | 4 | Son | — | Illinois |
| 36 | Joe Gray | 47 | Head | Landscaper | Arkansas |
| 37 | Danella Bishop | 30 | Head | Housekeeper | Mississippi |
| 38 | Raymond Hadley | 36 | Lodger | Presser | Tennessee |
| 39 | Libia Hadley | 29 | Wife | Housework | Louisiana |
| 40 | Jenkins | None | Head | — | — |
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)