JP
Joseph Parker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Monroe-County, Illinois
Our Model Tree links this Joseph Parker across the 1930 and 1940 US Censuses in Monroe-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 9-person household.
Age 24
b. ~1916
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Monroe-County, Illinois |
| Surname | Parker |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Prairie du Long Precinct |
| 1935 Residence (County) | Monroe |
| Additional Details | |
| Occupation | Hired man |
| Industry | farming |
| Class of Worker | PW |
| Hours Worked | 72 |
| Income (1939) | 866 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Hired Man |
| Township / Ward | Prairie Du Long Precinct |
| Est. Birth Year | ~1916 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Cecilia Parker | Daughter | — | 18 | ~1922 |
| George Parker | Head | — | 67 | ~1873 |
| Elmer Parker | Son | — | 25 | ~1915 |
| Albert Parker | Son | — | 16 | ~1924 |
| George Parker | Son | — | 21 | ~1919 |
| Raymond Parker | Son | — | 13 | ~1927 |
| Joseph Parker | Son | — | 24 | ~1916 |
| James Parker | Son | — | 6 | ~1934 |
| Armin Parker | Son | — | 11 | ~1929 |
Census Appearances
1930
Monroe, Illinois
Son, age 14
Monroe, Illinois · implied b. ~1916 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Parker |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Monroe-County, Illinois
Son, age 24
Monroe-County, Illinois · implied b. ~1916 — 9 household members
| Surname | Parker |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Prairie du Long Precinct |
| 1935 Residence (County) | Monroe |
| Occupation | Hired man |
| Industry | farming |
| Class of Worker | PW |
| Hours Worked | 72 |
| Income (1939) | 866 |
| 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 Joseph Parker across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Parker
Son · 1940 · age 24 · b. ~1916 · Illinois
★ You are viewing this record
Sibling
George Parker
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Parker
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Armin Parker
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elmer Parker
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Parker
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecilia Parker
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Parker
Sibling · 1940 · age 16
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 — Monroe-County, Illinois
Open full size
1940 US Federal Census — Monroe-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00859-00220)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lester Deffenbaugh | 20 | Son | Mill Worker | Missouri |
| 2 | Homer Deffenbaugh | 23 | Son | Hired Man | Illinois |
| 3 | Vera Deffenbaugh | 20 | Daughter | — | Illinois |
| 4 | Dale Deffenbaugh | 16 | Son | Farm Helper | Illinois |
| 5 | Helen Deffenbaugh | 14 | Daughter | — | Illinois |
| 6 | George C. Boll | 67 | Head | Farmer | Illinois |
| 7 | Mary Boll | 66 | Wife | — | Illinois |
| 8 | Fred H. Papenberg | 63 | Head | Farmer | Illinois |
| 9 | Julia E. Papenberg | 48 | Wife | — | Illinois |
| 10 | Elmer Papenberg | 22 | Son | — | Illinois |
| 11 | George H. Wiegard | 44 | Head | Farmer | Illinois |
| 12 | Alma F. Wiegard | 37 | Wife | — | Illinois |
| 13 | Willard H. Wiegard | 15 | Son | — | Illinois |
| 14 | Herbert H. Wiegard | 15 | Son | — | Illinois |
| 15 | Henry D. Brand | 20 | Head | Farmer | Illinois |
| 16 | Leona E. Brand | 29 | Wife | — | Illinois |
| 17 | Robert Brand | 5 | Son | — | Illinois |
| 18 | Lloyd Brand | 4 | Son | — | Illinois |
| 19 | Phillis Brand | 2 | Daughter | — | Illinois |
| 20 | Joyce Brand | 0 | Daughter | — | Illinois |
| 21 | George H. Parker | 67 | Head | Farmer | Illinois |
| 22 | Elmer Parker | 25 | Son | Hired Man | Illinois |
| 23 | Joseph Parker THIS PERSON | 24 | Son | Hired Man | Illinois |
| 24 | George Jr. Parker | 21 | Son | Hired Man | Illinois |
| 25 | Cecilia Parker | 18 | Daughter | — | Illinois |
| 26 | Albert Parker | 16 | Son | — | Illinois |
| 27 | Raymond Parker | 13 | Son | — | Illinois |
| 28 | Armin Parker | 11 | Son | — | Illinois |
| 29 | James Parker | 6 | Son | — | Illinois |
| 30 | Elmer Kendrick | 24 | Head | Farmer | Illinois |
| 31 | Edna Kendrick | 20 | Wife | — | Illinois |
| 32 | Donald Kendrick | 0 | Son | — | Illinois |
| 33 | William P. Wiegard | 72 | Head | Farmer | Illinois |
| 34 | Mary E. Wiegard | 70 | Wife | — | Illinois |
| 35 | Fred Wiegard | 35 | Son | Farmer | Illinois |
| 36 | Dorothy Wiegard | 24 | Daughter-in-law | — | Illinois |
| 37 | Ralph E. Wiegard | 33 | Head | Farmer | Illinois |
| 38 | Luella Wiegard | 30 | Wife | — | Illinois |
| 39 | Delores Wiegard | 2 | Daughter | — | Illinois |
| 40 | Lester Bruns | 35 | Head | Grinder | Illinois |
Related Census Records
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)