JH
Joseph Henderson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sangamon-County, Illinois
Our Model Tree links this Joseph Henderson across the 1930 and 1940 US Censuses in Sangamon-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 6-person household.
Age 14
b. ~1926
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sangamon-County, Illinois |
| Surname | Henderson |
| Given Name | Joseph Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Sherman |
| 1935 Residence (County) | Sangamon |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Springfield City |
| Est. Birth Year | ~1926 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Joseph Henderson | Son | — | 14 | ~1926 |
| Thelma Henderson | Daughter | — | 15 | ~1925 |
| Joseph Henderson | Head | — | 41 | ~1899 |
| Eileen Henderson | Daughter | — | 17 | ~1923 |
| Agnes Henderson | Spouse | — | 36 | ~1904 |
| Robert Henderson | Son | — | 4 | ~1936 |
Census Appearances
1930
Sangamon, Illinois
Son, age 2
Sangamon, Illinois · implied b. ~1928 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Henderson |
| Given Name | Joseph F. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Sangamon-County, Illinois
Son, age 14
Sangamon-County, Illinois · implied b. ~1926 — 6 household members
| Surname | Henderson |
| Given Name | Joseph Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Sherman |
| 1935 Residence (County) | Sangamon |
| Highest Grade | No 8 |
| 1935 Residence | Illinois |
| 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 Henderson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Henderson
Son · 1940 · age 14 · b. ~1926 · Illinois
★ You are viewing this record
Sibling
Thelma Henderson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Henderson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Henderson
Sibling · 1940 · age 4
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 — Sangamon-County, Illinois
Open full size
1940 US Federal Census — Sangamon-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00884-00718)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret Oleskie | 43 | Wife | — | Illinois |
| 42 | Albert Oleskie | 24 | Son | Apprentice Printer | Illinois |
| 43 | George Oleskie | 21 | Son | Cutter-Washer | Illinois |
| 44 | Agnes Mellon | 40 | Head | — | Illinois |
| 45 | Joseph Henderson | 41 | Head | Mechanic | Kentucky |
| 46 | Agnes Henderson | 36 | Wife | — | Illinois |
| 47 | Eileen Henderson | 17 | Daughter | — | Illinois |
| 48 | Thelma Henderson | 15 | Daughter | — | Illinois |
| 49 | Joseph Jr. Henderson THIS PERSON | 14 | Son | — | Illinois |
| 50 | Robert Henderson | 4 | Son | — | Illinois |
| 51 | — | None | — | — | — |
| 52 | Sally Hessman | 80 | Head | — | Virginia |
| 53 | Alney Reynolds | 42 | Head | Truck Driver | Missouri |
| 54 | Freda Reynolds | 41 | Wife | — | Illinois |
| 55 | Thelma Reynolds | 22 | Daughter | New Worker | Illinois |
| 56 | Wade Reynolds | 18 | Son | New Worker | Illinois |
| 57 | Robert Reynolds | 8 | Son | — | Illinois |
| 58 | Norman Reynolds | 6 | Son | — | Illinois |
| 59 | Laura D. Roy | 72 | Head | — | Illinois |
| 60 | Charles Roy | 50 | Son | — | Illinois |
| 61 | William William | 29 | Head | Deputy Sheriff | Illinois |
| 62 | Eloise William | 24 | Wife | — | Illinois |
| 63 | Erely William | 10 | Daughter | — | Illinois |
| 64 | William Jr. William | 8 | Son | — | Illinois |
| 65 | William Neuber | 72 | Head | Coal Digger | Germany |
| 66 | Catherine Neuber | 71 | Wife | — | Germany |
| 67 | Dotty Saunders | 65 | Head | — | Mississippi |
| 68 | Smith William Saunders | 11 | Grandson | — | Illinois |
| 69 | Ratio Charles Saunders | 26 | Grandson | Auto Body | Illinois |
| 70 | Glenn Fillmore | 24 | Head | Insurance Salesman | Florida |
| 71 | Viola Fillmore | 24 | Wife | — | Illinois |
| 72 | Janice Fillmore | 6 | Daughter | — | Illinois |
| 73 | Donna Jean Fillmore | 2 | Daughter | — | Illinois |
| 74 | Phillip Miller | 44 | Head | Machine Assembler | Illinois |
| 75 | Belle Miller | 43 | Wife | — | Illinois |
| 76 | Geraldine Miller | 13 | Daughter | — | Illinois |
| 77 | Laverne Miller | 12 | Son | — | Illinois |
| 78 | Paul Carlin | 30 | Head | Truck Driver | Illinois |
| 79 | Mary Carlin | 24 | Wife | — | Illinois |
| 80 | Paul Jr. Carlin | 3 | Son | — | Illinois |
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)