HL
Harry Lee — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Harry Lee across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Elizabeth & Harry — first a head (b.~1907), then head of a 4-person household.
Age 33
b. ~1907
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Lee |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Delivery Truck driver |
| Industry | Retail Liquor |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 710 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Delivery Truck Driver |
| Township / Ward | Chicago |
| Est. Birth Year | ~1907 |
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 Harry | Age | Birth yr |
|---|---|---|---|---|
| Kenneth Lee | Son | — | 5 | ~1935 |
| Harry Lee | Head | — | 33 | ~1907 |
| Rose Lee | Spouse | — | 26 | ~1914 |
| Harry Lee | Son | — | 7 | ~1933 |
Census Appearances
1920
Cook, Illinois
Son, age 13
Cook, Illinois · implied b. ~1907 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Harry S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Canada |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 23
Cook, Illinois · implied b. ~1907 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Canada French |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 33
Cook-County, Illinois · implied b. ~1907 — 4 household members
| Surname | Lee |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Delivery Truck driver |
| Industry | Retail Liquor |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 710 |
| 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 Harry Lee across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Elizabeth Lee (~0.92 confidence) and father Harry Lee (~0.92 confidence) and mother Elizabeth Lee (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Elizabeth Lee
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
Harry Lee
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Lee
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Lee
Head · 1940 · age 33 · b. ~1907 · 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
38 people indexed on this census page (nara:1940:m-t0627-00953-00438)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Emmett Dempsey | 30 | Head | Innkeeper | Illinois |
| 42 | Grace Dempsey | 27 | Daughter | Clerk | Illinois |
| 43 | Gerald Dempsey | 5 | Son | — | Illinois |
| 44 | William Eck | 43 | Head | Healer | Sweden |
| 45 | Anna Eck | 55 | Wife | — | Sweden |
| 46 | May Okeson | 20 | Daughter | Inspector | Sweden |
| 47 | Sigfried Bloomquist | 35 | Head | Carpenter | Sweden |
| 48 | Kirsten Bloomquist | 29 | Wife | Factory Girl | Sweden |
| 49 | Violet Bloomquist | 11 | Daughter | — | Illinois |
| 50 | Dorothy Bloomquist | 7 | Daughter | — | Illinois |
| 51 | Augusta Olson | 59 | Head | — | Sweden |
| 52 | Carl Olson | 29 | Son | Shipping Clerk | Illinois |
| 53 | Arthur Olson | 27 | Son | Inspector | Illinois |
| 54 | Raymond Olson | 26 | Son | Oiler | Illinois |
| 55 | Florence Olson | 19 | Daughter | New Worker | Illinois |
| 56 | Ruth Olson | 16 | Daughter | New Worker | Illinois |
| 57 | Carl Larsen | 52 | Head | Carpenter | Denmark |
| 58 | Marie Larsen | 39 | Wife | — | France |
| 59 | Alfred Larsen | 19 | Son | Carpenter Apprentice | Michigan |
| 60 | Carl L Larsen | 17 | Son | — | Illinois |
| 61 | Henry Larsen | 13 | Son | — | Illinois |
| 62 | Paul Larsen | 10 | Son | — | Illinois |
| 63 | Margaret Larsen | 7 | Daughter | — | Illinois |
| 64 | Adel Anderson | 53 | Head | Janitor | Minnesota |
| 65 | Harry Lee THIS PERSON | 33 | Head | Delivery Truck Driver | Illinois |
| 66 | Rose Lee | 26 | Wife | Packer | Illinois |
| 67 | Harry L Lee | 7 | Son | — | Illinois |
| 68 | Kenneth Lee | 5 | Son | — | Illinois |
| 69 | John Azukas | 29 | Head | Electrician | Illinois |
| 70 | Ann Azukas | 27 | Wife | — | Illinois |
| 71 | Judith Azukas | 1 | Daughter | — | Illinois |
| 72 | Erwin Noble | 31 | Head | Timekeeper | Illinois |
| 73 | Florence Noble | 28 | Wife | — | Illinois |
| 74 | Joan Noble | 6 | Daughter | — | Illinois |
| 75 | Carol Noble | 4 | Daughter | — | Illinois |
| 76 | Erwin Jr Noble | 0 | Son | — | Illinois |
| 77 | Mary Noble | 5 | Daughter | — | Illinois |
| 78 | Walter Molan | 38 | Lodger | Timekeeper | New York |
Pedigree Summary
Harry
Gen 1 · 3 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)