JF
Joseph Fitzgerald — 1940 US Census Record
Model Tree available1940 United States Federal Census · Champaign-County, Illinois
Our Model Tree links this Joseph Fitzgerald across the 1920, 1930 and 1940 US Censuses in Champaign-County, Illinois (XGBoost, ~Confirmed), with identified parents Lena & Lena — first a son (b.~1907), then head of a 3-person household.
Age 33
b. ~1907
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Champaign-County, Illinois |
| Surname | Fitzgerald |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Raymond Township |
| 1935 Residence (County) | Champaign |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 52 |
| Income (1939) | 0 |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Raymond Township |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Joseph Fitzgerald | Son | — | 33 | ~1907 |
| Lena Fitzgerald | Head | — | 54 | ~1886 |
| Henry Fitzgerald | Son | — | 32 | ~1908 |
Census Appearances
1920
Champaign, Illinois
Son, age 13
Champaign, Illinois · implied b. ~1907 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fitzgerald |
| Given Name | Joseph E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Champaign, Illinois
Son, age 24
Champaign, Illinois · implied b. ~1906 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fitzgerald |
| Given Name | Joseph E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Champaign-County, Illinois
Son, age 33
Champaign-County, Illinois · implied b. ~1907 — 3 household members
| Surname | Fitzgerald |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Raymond Township |
| 1935 Residence (County) | Champaign |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 52 |
| Income (1939) | 0 |
| Highest Grade | 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 Joseph Fitzgerald across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Lena Fitzgerald (~0.92 confidence) and mother Lena Fitzgerald (~0.92 confidence) and mother Lena Fitzgerald (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Lena Fitzgerald
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Lena Fitzgerald
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Lena Fitzgerald
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Fitzgerald
Son · 1940 · age 33 · b. ~1907 · Illinois
★ You are viewing this record
Sibling
Henry Fitzgerald
Sibling · 1940 · age 32
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 — Champaign-County, Illinois
Open full size
1940 US Federal Census — Champaign-County, Illinois
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-00766-00658)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Howard Wilson | 9 | Son | — | Illinois |
| 42 | James Katterhenry | 53 | Head | Farmer | Indiana |
| 43 | Amelia Katterhenry | 45 | Wife | — | Indiana |
| 44 | Kenneth Katterhenry | 11 | Son | — | Illinois |
| 45 | Evelyn Katterhenry | 9 | Dau | — | Illinois |
| 46 | Rollo Katterhenry | 7 | Son | — | Illinois |
| 47 | Henry D. Heidorn | 72 | Head | Farmer | Indiana |
| 48 | Bertha Heidorn | 59 | Sister | — | Indiana |
| 49 | Leland Heidorn | 14 | Son | — | Indiana |
| 50 | Lena Fitzgerald | 54 | Head | — | Illinois |
| 51 | Henry Fitzgerald | 32 | Son | Farmer | Illinois |
| 52 | Joseph Fitzgerald THIS PERSON | 33 | Son | Farmer | Illinois |
| 53 | Edward Kienmeyer | 63 | Head | Farmer | Indiana |
| 54 | Louise Kienmeyer | 59 | Wife | — | Indiana |
| 55 | Ralph Kienmeyer | 18 | Son | Laborer | Illinois |
| 56 | Louis Kienmeyer | 22 | Son | Laborer | Illinois |
| 57 | John Raymond | 63 | Head | Farmer | Illinois |
| 58 | Grace Raymond | 55 | Wife | — | Illinois |
| 59 | Betty Raymond | 20 | Dau | — | Illinois |
| 60 | Floyd Erb | 30 | Head | Electric Appliance | Illinois |
| 61 | Margaret Erb | 25 | Wife | — | Illinois |
| 62 | Howard W. Erb | 6 | Son | — | Illinois |
| 63 | Charles Kienmeyer | 53 | Head | Farmer | Indiana |
| 64 | Alice Kienmeyer | 49 | Wife | — | Illinois |
| 65 | Willard Kienmeyer | 10 | Son | — | Illinois |
| 66 | George Wilson | 30 | Head | Farmer | Illinois |
| 67 | Thelma Wilson | 28 | Wife | — | Illinois |
| 68 | Bonita Wilson | 1 | Dau | — | Illinois |
| 69 | Glen Erb | 37 | Head | Farmer | Illinois |
| 70 | Ella Erb | 40 | Wife | — | Illinois |
| 71 | Marjorie Erb | 6 | Dau | — | Illinois |
| 72 | Carl Erb | 3 | Son | — | Illinois |
| 73 | Mary Erb | 2 | Dau | — | Illinois |
| 74 | Charley Kraft | 34 | Head | Farmer | Illinois |
| 75 | Fern Kraft | 32 | Wife | — | Illinois |
| 76 | Doris Kraft | 8 | Dau | — | Illinois |
| 77 | Donald Kraft | 2 | Son | — | Illinois |
Pedigree Summary
Joseph + 1 sibling
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)