FL
Florence Lee — 1940 US Census Record
Model Tree available1940 United States Federal Census · Rock-Island-County, Illinois
Our Model Tree links this Florence Lee across the 1920, 1930 and 1940 US Censuses in Rock-Island-County, Illinois (XGBoost, ~Confirmed), with identified parents George & George — first a daughter (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Female
Daughter
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Rock-Island-County, Illinois |
| Surname | Lee |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Rock Island City |
| 1935 Residence (County) | Rock Island |
| Additional Details | |
| Occupation | Secretary |
| Industry | Private Office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 236 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Secretary |
| Township / Ward | Rock Island City |
| Est. Birth Year | ~1910 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Florence | Age | Birth yr |
|---|---|---|---|---|
| John Lee | Head | — | 68 | ~1872 |
| Florence Lee | Daughter | — | 30 | ~1910 |
| Harriett Lee | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Rock Island, …
Daughter, age 10
Rock Island, Illinois · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | United States |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Rock Island, …
Daughter, age 20
Rock Island, Illinois · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Florence E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Stenographer |
| Industry | Insurance Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Rock-Island-County, Illinois
Daughter, age 30
Rock-Island-County, Illinois · implied b. ~1910 — 3 household members
| Surname | Lee |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Rock Island City |
| 1935 Residence (County) | Rock Island |
| Occupation | Secretary |
| Industry | Private Office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 236 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 Florence Lee across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Lee (~0.92 confidence) and father George Lee (~0.92 confidence) and father John Lee (~0.92 confidence) and mother Harriett Lee (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Lee
b. ~1880
Source father
● Household
· direct · ~0.92
Father
George Lee
b. ~1878
Source father
● Household
· direct · ~0.92
Father
John Lee
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Harriett Lee
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Florence Lee
Daughter · 1940 · age 30 · b. ~1910 · 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 — Rock-Island-County, Illinois
Open full size
1940 US Federal Census — Rock-Island-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00877-00166)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Hazel Anna Brandmeyer | 62 | Mother | House Keeper | Illinois |
| 42 | Le Rachel Brandmeyer | 22 | Lodger | Book Binder | Illinois |
| 43 | Robert J. Robinson | 54 | Head | Barber | Illinois |
| 44 | Grace D. Robinson | 53 | Wife | House Keeper | Illinois |
| 45 | William Pollans | 40 | Head | Clerk + Waiter | England |
| 46 | Hettie D. Pollans | 53 | Wife | Waitress | Iowa |
| 47 | William F. Bowers | 56 | Head | Executive | Indiana |
| 48 | Nora D. Bowers | 54 | Wife | — | Indiana |
| 49 | Chester J. Samuelson | 44 | Head | Salesman | Illinois |
| 50 | Mabel S. Samuelson | 42 | Wife | — | Illinois |
| 51 | Charles A. Samuelson | 12 | Son | — | Illinois |
| 52 | Mary Rowe | 88 | Mother-in-law | — | Illinois |
| 53 | Wayne W. Armstrong | 34 | Head | Mechanical Engineer | Michigan |
| 54 | Marjorie Armstrong | 34 | Wife | — | Minnesota |
| 55 | Colitta J. Armstrong | 6 | Daughter | — | Illinois |
| 56 | Katherine Armstrong | 4 | Daughter | — | Illinois |
| 57 | Nora D. Johnson | 43 | Sister-in-law | House Keeper | Tennessee |
| 58 | Dora D. Campbell | 57 | Head | House Keeper | Iowa |
| 59 | Frances Bennett | 35 | Daughter | — | Iowa |
| 60 | Allen J. Bennett | 35 | Son-in-law | Auditor | Iowa |
| 61 | Lawrence J. Bennett | 0 | Grandson | — | Illinois |
| 62 | Harry E. Mink | 65 | Head | Estimating | Illinois |
| 63 | Luella D. Mink | 65 | Wife | — | Illinois |
| 64 | Reba Smith | 56 | Sister-in-law | House Keeper | Illinois |
| 65 | James W. Armstrong | 71 | Head | Department Manager | Illinois |
| 66 | Katherine Armstrong | 71 | Wife | — | Illinois |
| 67 | James J. Ii Armstrong | 10 | Grandson | — | Illinois |
| 68 | John D. Lee | 68 | Head | Traffic Manager | Illinois |
| 69 | Harriett Lee | 58 | Wife | House Keeper | Illinois |
| 70 | Florence Lee THIS PERSON | 30 | Daughter | Secretary | Colorado |
| 71 | Harry J. Lany | 67 | Head | Switchman | Iowa |
| 72 | Mollie T. Lany | 63 | Wife | — | Iowa |
| 73 | Chester H. Lany | 25 | Son | Wholesale Clerk | Illinois |
| 74 | Dennis R. Martin | 47 | Head | Asst Sales Manager | North Carolina |
| 75 | Claudia Martin | 32 | Wife | House Keeper | Illinois |
| 76 | Harry C. Rogers | 56 | Head | Sales Manager | Wisconsin |
| 77 | Ada M. Rogers | 58 | Wife | — | Wisconsin |
| 78 | Harry C. Jr. Rogers | 21 | Son | — | Illinois |
| 79 | Kenneth H. Rogers | 18 | Son | — | Illinois |
| 80 | Marvin C. Bergwall | 46 | Head | Principal | Pennsylvania |
Pedigree Summary
Florence
Gen 1 · 4 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)