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John Jordan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this John Jordan across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 10-person household.
Age 10
b. ~1930
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Jordan |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | S 4 |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1930 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Lillian Jordan | Daughter | — | 7 | ~1933 |
| Myrtle Jordan | Daughter | — | 13 | ~1927 |
| Juanita Jordan | Daughter | — | 16 | ~1924 |
| Marceline Jordan | Daughter | — | 14 | ~1926 |
| John Jordan | Head | — | 41 | ~1899 |
| Kenneth Jordan | Son | — | 2 | ~1938 |
| Joseph Jordan | Son | — | 11 | ~1929 |
| Benard Jordan | Son | — | 9 | ~1931 |
| John Jordan | Son | — | 10 | ~1930 |
| Lillian Jordan | Spouse | — | 34 | ~1906 |
Census Appearances
1930
Cook, Illinois
Son, age
Cook, Illinois · implied b. ~1930 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jordan |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 10
Cook-County, Illinois · implied b. ~1930 — 10 household members
| Surname | Jordan |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Highest Grade | S 4 |
| 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 John Jordan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Jordan
Son · 1940 · age 10 · b. ~1930 · Illinois
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Sibling
Marceline Jordan
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Juanita Jordan
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Myrtle Jordan
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Jordan
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Jordan
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Jordan
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Benard Jordan
Sibling · 1940 · age 9
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-t0627-00928-00084)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lizzie Beevers | 41 | Daughter | — | Tennessee |
| 2 | John Jordan | 41 | Head | Street Project | Mississippi |
| 3 | Lillian Jordan | 34 | Wife | — | Louisiana |
| 4 | Juanita Jordan | 16 | Daughter | — | Mississippi |
| 5 | Marceline Jordan | 14 | Daughter | — | Mississippi |
| 6 | Myrtle Jordan | 13 | Daughter | — | Mississippi |
| 7 | Joseph Jordan | 11 | Son | — | Illinois |
| 8 | John Jr. Jordan THIS PERSON | 10 | Son | — | Illinois |
| 9 | Benard Jordan | 9 | Son | — | Illinois |
| 10 | Lillian Jordan | 7 | Daughter | — | Illinois |
| 11 | Kenneth Jordan | 2 | Son | — | Illinois |
| 12 | Eugene Terry | 40 | Head | Street Project | Mississippi |
| 13 | Jeanelle Terry | 39 | Wife | — | Mississippi |
| 14 | Elnore Overton | 15 | Step-daughter | — | Colorado |
| 15 | Dorothy Overton | 14 | Step-daughter | — | Colorado |
| 16 | Annette Overton | 12 | Step-daughter | — | Colorado |
| 17 | Jeanette Overton | 12 | Step-daughter | — | Colorado |
| 18 | Barberann Overton | 11 | Step-daughter | — | Illinois |
| 19 | Florence Hopson | 36 | Sister | Laundry | Alabama |
| 20 | Herman Hopson | 18 | Son | — | Illinois |
| 21 | Lucille Hopson | 16 | Daughter | — | Illinois |
| 22 | Rudolph Hopson | 13 | Son | — | Illinois |
| 23 | Freddie M Hopson | 12 | Daughter | — | Illinois |
| 24 | Stella Hopson | 10 | Daughter | — | Colorado |
| 25 | Eugene Hopson | 4 | Son | — | Illinois |
| 26 | Mary Cause | 52 | Head | — | Mississippi |
| 27 | Chafily Stewart | 74 | Head | — | Mississippi |
| 28 | Carrie Radcliff | 39 | Head | Housekeeping Project | Mississippi |
| 29 | Ellen Stewart | 43 | Head | — | Alabama |
| 30 | Mack Ashley | 45 | Head | Contractor | Alabama |
| 31 | Martin Rhodes | 63 | Head | Wholesale Meat | Ohio |
| 32 | Lucille Richardson | 37 | Lodger | Hotel | Tennessee |
| 33 | Chester Cleveland | 24 | Head | Service Station | Georgia |
| 34 | Rachel Cleveland | 20 | Wife | — | Mississippi |
| 35 | Hattie Cameron | 44 | Head | Factory | Mississippi |
| 36 | Ella Mae Robinson | 36 | Head | Hospital | Mississippi |
| 37 | Andrew Goodwin | 9 | Son | — | Mississippi |
| 38 | Velma Banks | 8 | Daughter | — | Texas |
| 39 | Alfred Price | 28 | Head | Sewer Project | Missouri |
| 40 | Margaret Price | 26 | Wife | — | 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)