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Emma Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Emma Jones across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 9-person household.
Age 50
b. ~1890
Female
Spouse
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Jones |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1890 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Emma | Age | Birth yr |
|---|---|---|---|---|
| Maud Hamilton | Daughter | — | 21 | ~1919 |
| Marbelle Jones | Daughter | — | 18 | ~1922 |
| Christine Jones | Daughter | — | 13 | ~1927 |
| James Jones | Head | — | 54 | ~1886 |
| Howard Hamilton | Other | — | 27 | ~1913 |
| Howard Hamilton | Other | — | 5 | ~1935 |
| James Hamilton | Other | — | ~1940 | |
| James Jones | Son | — | 17 | ~1923 |
| Emma Jones | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Cook, Illinois
Spouse, age 33
Cook, Illinois · implied b. ~1887 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Housewife |
| Industry | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Cook, Illinois
Spouse, age 40
Cook, Illinois · implied b. ~1890 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 20 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Cook-County, Illinois
Spouse, age 50
Cook-County, Illinois · implied b. ~1890 — 9 household members
| Surname | Jones |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Emma Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Emma Jones
Spouse · 1940 · age 50 · b. ~1890 · Illinois
★ You are viewing this record
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-t0627-00926-00842)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lewis Pickett | 45 | Head | Molder | Mississippi |
| 2 | Lizzetta Pickett | 40 | Wife | — | Illinois |
| 3 | Lewis Jr Pickett | 5 | Son | — | Illinois |
| 4 | Herman Brown | 24 | Step son | — | Illinois |
| 5 | Charlotte Brown | 23 | Step dau | Maid | Illinois |
| 6 | Ruth Brown | 21 | Step dau | Maid | Illinois |
| 7 | Viola Brown | 20 | Step dau | — | Illinois |
| 8 | Richard Brown | 19 | Step son | — | Illinois |
| 9 | Lawrence Brown | 5 | Grand son | — | Illinois |
| 10 | James Jones | 54 | Head | Chauffeur | Kentucky |
| 11 | Emma Jones THIS PERSON | 50 | Wife | — | Kentucky |
| 12 | Marbelle Jones | 18 | Daughter | — | Illinois |
| 13 | James Jr Jones | 17 | Son | — | Illinois |
| 14 | Christine Jones | 13 | Daughter | — | Illinois |
| 15 | Howard Hamilton | 27 | Son in law | — | Illinois |
| 16 | Maud Hamilton | 21 | Daughter | — | Illinois |
| 17 | Howard Jr Hamilton | 5 | Grandson | — | Illinois |
| 18 | James G Hamilton | 0 | Grandson | — | Illinois |
| 19 | Robert Lumpkin | 58 | Head | Laborer | Georgia |
| 20 | Estelle Lumpkin | 54 | Wife | House Keeper | Georgia |
| 21 | Grady Lumpkin | 22 | Son | — | Georgia |
| 22 | Ernestine Lumpkin | 15 | Daughter | — | Illinois |
| 23 | Paxton Lumpkin | 20 | Son | Laborer | Georgia |
| 24 | Lucous Green | 45 | Head | Foreman | Arkansas |
| 25 | Arcula Green | 31 | Wife | — | Oklahoma |
| 26 | Alex Jones | 44 | Lodger | Porter | Tennessee |
| 27 | Helen Jones | 45 | Lodger | — | Tennessee |
| 28 | Harold Charles | 27 | Lodger | Laborer | Mississippi |
| 29 | Eva William | 28 | Lodger | — | Mississippi |
| 30 | Eddie Taylor | 31 | Lodger | — | Tennessee |
| 31 | John Glass | 32 | Lodger | Roofer | Georgia |
| 32 | Cora Danison | 44 | Lodger | — | Mississippi |
| 33 | Clem Lumpkin | 48 | Head | Janitor | Missouri |
| 34 | Grace Burton | 54 | Lodger | Clerk | Mississippi |
| 35 | Charles Howard | 50 | Lodger | Helper | New Orleans |
| 36 | Harvey Burton | 31 | Lodger | Laborer | Tennessee |
| 37 | Homer Oliver | 48 | Head | Laborer | New Orleans |
| 38 | Fannie Shields | 32 | Lodger | — | Tennessee |
| 39 | Charles Shields | 13 | Lodger | — | Illinois |
| 40 | Rufus Buford | 74 | Head | — | Tennessee |
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)