HY
Harold Young — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Harold Young across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Annie & La — first a son (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Young |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Draftsman |
| Industry | Project |
| Class of Worker | GW |
| Hours Worked | 65 |
| Income (1939) | 162 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Draftsman |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1918 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| La Young | Head | — | 46 | ~1894 |
| Lillian Young | Daughter | — | 21 | ~1919 |
| Harold Young | Son | — | 22 | ~1918 |
| Madison Young | Son | — | 25 | ~1915 |
Census Appearances
1920
Cook, Illinois
Other, age 1
Cook, Illinois · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Young |
| Given Name | Harold |
| Relationship to Head | Roomer |
| Sex | M |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Louisiana |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 11
Cook, Illinois · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Young |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Louisiana |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 22
Cook-County, Illinois · implied b. ~1918 — 4 household members
| Surname | Young |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Draftsman |
| Industry | Project |
| Class of Worker | GW |
| Hours Worked | 65 |
| Income (1939) | 162 |
| Highest Grade | Hs 4 |
| 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 Harold Young across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Annie Young (~0.92 confidence) and mother La Young (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Annie Young
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
La Young
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Young
Son · 1940 · age 22 · b. ~1918 · Illinois
★ You are viewing this record
Sibling
Madison Young
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Young
Sibling · 1940 · age 21
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-t0627-00926-00705)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Allen Barkel | 26 | Head | Shade Cleaner | Georgia |
| 42 | Cherline Barkel | 24 | Wife | Waitress | Georgia |
| 43 | Georgine Barkel | 10 | Daughter | — | Illinois |
| 44 | Frank Wiley | 45 | Head | — | Missouri |
| 45 | Lida Wiley | 31 | Wife | Nurse | Missouri |
| 46 | Frank Jr. Wiley | 12 | Son | — | Illinois |
| 47 | Elaine Wiley | 10 | Daughter | — | Illinois |
| 48 | William Watson | 45 | Head | Laborer | Tennessee |
| 49 | Juanita Watson | 38 | Wife | — | Illinois |
| 50 | Abner J. Shaw | 42 | Head | Laborer | Texas |
| 51 | Nellie Mae Shaw | 17 | Daughter | — | Texas |
| 52 | La Duke Young | 46 | Head | Bookkeeper | Louisiana |
| 53 | Madison Young | 25 | Son | — | Illinois |
| 54 | Harold Young THIS PERSON | 22 | Son | Draftsman | Illinois |
| 55 | Lillian Young | 21 | Daughter | — | Illinois |
| 56 | Richard Miller | 38 | Head | — | Pennsylvania |
| 57 | Elizabeth Miller | 33 | Wife | — | Illinois |
| 58 | Dollie Williams | 66 | Mother | — | Alabama |
| 59 | Olivia Williams | 39 | Daughter | — | Illinois |
| 60 | Augustus Williams | 36 | Son | Porter | Illinois |
| 61 | Fred Williams | 25 | Son | Messenger | Illinois |
| 62 | Lewis Simpson | 28 | Head | Watchman | Kentucky |
| 63 | Russell Henderson | 55 | Head | Painter | Mississippi |
| 64 | Cecile Henderson | 49 | Wife | Store Keeper | Illinois |
| 65 | Lee Johnson | 39 | Head | Body House Keeper | Illinois |
| 66 | Elmer Johnson | 21 | Son | Welder | Iowa |
| 67 | John Woods | 34 | Head | — | Illinois |
| 68 | Floretta Woods | 29 | Wife | — | Illinois |
| 69 | Dollie Rhodes | 57 | Lodger | — | Mississippi |
| 70 | John Seals | 46 | Lodger | — | Arkansas |
| 71 | Sherman Dotts | 72 | Lodger | — | Georgia |
| 72 | Jerquino Casado | 48 | Head | Clerk | Porto Rico |
| 73 | Helen Vincent | 43 | Lodger | — | Illinois |
| 74 | Santa Alejandro | 48 | Lodger | Laborer | Porto Rico |
| 75 | Daisy Alejandro | 46 | Wife of Lodger | — | Mississippi |
| 76 | Winston Clemens | 54 | Lodger | Carpenter | Louisiana |
| 77 | Cecil Coleman | 48 | Lodger | Housekeeper | Kentucky |
| 78 | Ida Coleman | 25 | Lodger | — | Tennessee |
| 79 | Curtis Coleman | 5 | Son of Lodger | — | Illinois |
| 80 | Sammy Coleman | 3 | Son of Lodger | — | Illinois |
Pedigree Summary
Harold + 2 siblings
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)