FW
Florence Walker — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Florence Walker across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Henry & Helen — first a daughter (b.~1900), then head of a 2-person household.
Age 40
b. ~1900
Female
Daughter
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Walker |
| Given Name | Florence H |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Social worker |
| Industry | Private agency |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1800 |
| Highest Grade | C-4 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Social Worker |
| Township / Ward | Chicago |
| Est. Birth Year | ~1900 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Florence | Age | Birth yr |
|---|---|---|---|---|
| Florence Walker | Daughter | — | 40 | ~1900 |
| Nellie Walker | Head | — | 74 | ~1866 |
Census Appearances
1920
Cook, Illinois
Daughter, age 20
Cook, Illinois · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | Florence A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Mass. |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Cook, Illinois
Daughter, age 30
Cook, Illinois · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | Florence H. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Colorado |
| Age at First Marriage | 30 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Massachusetts |
| Occupation | Assistant Superintendent |
| Industry | The Day Nursery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Cook-County, Illinois
Daughter, age 40
Cook-County, Illinois · implied b. ~1900 — 2 household members
| Surname | Walker |
| Given Name | Florence H |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Social worker |
| Industry | Private agency |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1800 |
| Highest Grade | C-4 |
| 1935 Residence | Same place |
| 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 Walker across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Walker (~0.92 confidence) and mother Helen Walker (~0.92 confidence) and mother Nellie Walker (~0.92 confidence) and mother Nellie Walker (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Walker
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Helen Walker
b. ~1866
Source mother
● Household
· direct · ~0.92
Mother
Nellie Walker
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Nellie Walker
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Florence Walker
Daughter · 1940 · age 40 · b. ~1900 · 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-t0627-00930-00115)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rose Lyons | 50 | Wife | Stenographer | Pennsylvania |
| 2 | Carol Louise Lyons | 15 | Daughter | — | Illinois |
| 3 | Helen C Baber | 40 | Head | Business Manager | Illinois |
| 4 | Bryan Baber | 10 | Son | — | Illinois |
| 5 | Charles P. H. Magee | 31 | Head | Salesman Broker | Virginia |
| 6 | Cora May Magee | 32 | Wife | Librarian | Illinois |
| 7 | Nellie F Walker | 74 | Head | — | Massachusetts |
| 8 | Florence H Walker THIS PERSON | 40 | Daughter | Social Worker | Colorado |
| 9 | Theresa Jampolis | 78 | Head | — | Illinois |
| 10 | Chester Frederickson | 34 | Head | Credit Manager | Massachusetts |
| 11 | Helen Frederickson | 32 | Wife | — | Michigan |
| 12 | Irvin Lunger | 27 | Head | Minister | Pennsylvania |
| 13 | Eleanor Lunger | 27 | Wife | — | Ohio |
| 14 | Emma Coates | 67 | Head | — | Indiana |
| 15 | Davida B. Lewis | 36 | Head | Office Clerk | Kansas |
| 16 | Dorothy B. Lewis | 9 | Daughter | — | Illinois |
| 17 | Bernice C. Boyd | 66 | Mother | — | Kansas |
| 18 | Thorkild Jacobsen | 35 | Head | Research Associate | Denmark |
| 19 | Rigmor Jacobsen | 38 | Wife | — | Denmark |
| 20 | Scott Goldthwaite | 38 | Head | Music Teacher | Massachusetts |
| 21 | Mildred Goldthwaite | 44 | Wife | — | Ohio |
| 22 | Raymond Murray | 23 | Head | — | Japan |
| 23 | Lorraine Murray | 23 | Wife | College Representative | Oregon |
| 24 | Louise Smith | 37 | Head | Social Service | Wisconsin |
| 25 | Jerome G Karwin | 44 | Head | Political Science Teacher | New York |
| 26 | Jerome Taylor | 21 | Lodger | Clerk | Illinois |
| 27 | John J Kennedy | 26 | Lodger | Asst Director | New York |
| 28 | Gertrude Chalmers | 53 | Head | Librarian | Illinois |
| 29 | Howard R Peterson | 41 | Head | Lubrication Engineer | Nebraska |
| 30 | Mildred Peterson | 37 | Wife | Library Assistant | Nebraska |
| 31 | Ernest R Bryan | 32 | Head | Salesman | Alabama |
| 32 | Elizabeth Bryan | 26 | Wife | — | Idaho |
| 33 | Harriet Wood | 68 | Head | — | England |
| 34 | James Frank Wood | 47 | Son | Salesman | Illinois |
| 35 | Ruben Frodin | 27 | Head | Assistant Editor | Illinois |
| 36 | Rebecca Frodin | 26 | Wife | — | Illinois |
| 37 | Bertram Jr. Nelson | 27 | Head | Physician | Illinois |
| 38 | Helen Nelson | 25 | Wife | — | Illinois |
| 39 | Barbara Williamson | 45 | Head | Stenographer | Minnesota |
| 40 | Agnes Howard | 60 | Partner | Chemist | New York |
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)