JH
Joseph Hart — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Indiana
Our Model Tree links this Joseph Hart across the 1930 and 1940 US Censuses in Delaware-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 8-person household.
Age 16
b. ~1924
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Indiana |
| Surname | Hart |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Muncie City Addition |
| 1935 Residence (County) | Delaware |
| Additional Details | |
| Occupation | New Worker |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | New Worker |
| Township / Ward | Muncie City Addition |
| Est. Birth Year | ~1924 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Alton Hart | Son | — | 5 | ~1935 |
| Naomi Hart | Daughter | — | 18 | ~1922 |
| Margaret Hart | Daughter | — | 7 | ~1933 |
| Mary Hart | Daughter | — | 11 | ~1929 |
| Marlin Hart | Son | — | 9 | ~1931 |
| Newton Hart | Head | — | 37 | ~1903 |
| Eva Hart | Spouse | — | 45 | ~1895 |
| Joseph Hart | Son | — | 16 | ~1924 |
Census Appearances
1930
Delaware, Indiana
Son, age 7
Delaware, Indiana · implied b. ~1923 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Indiana |
| Age at First Marriage | 7 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Delaware-County, Indiana
Son, age 16
Delaware-County, Indiana · implied b. ~1924 — 8 household members
| Surname | Hart |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Muncie City Addition |
| 1935 Residence (County) | Delaware |
| Occupation | New Worker |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Hart across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Hart
Son · 1940 · age 16 · b. ~1924 · Indiana
★ You are viewing this record
Sibling
Marlin Hart
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Hart
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Naomi Hart
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Hart
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alton Hart
Sibling · 1940 · age 5
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 — Delaware-County, Indiana
Open full size
1940 US Federal Census — Delaware-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01038-00395)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Maggie Craig | 35 | Wife | — | Kentucky |
| 2 | Clarence Delaney | 49 | Head | Maintenance | Indiana |
| 3 | Mabel Delaney | 44 | Wife | — | Indiana |
| 4 | Adrain Delaney | 19 | Son | Car Washer | Indiana |
| 5 | Maxine Delaney | 14 | Daughter | — | Indiana |
| 6 | Mary Alice Delaney | 12 | Daughter | — | Indiana |
| 7 | Virginia Mae Delaney | 9 | Daughter | — | Indiana |
| 8 | Asen Day | 45 | Head | Boiler Maker | Kentucky |
| 9 | Arellena Day | 47 | Wife | — | Kentucky |
| 10 | Lucile Day | 9 | Daughter | — | Indiana |
| 11 | Gulan Hickenbottom | 32 | Head | Boiler Maker | Kentucky |
| 12 | Robert A. Eley | 43 | Head | Labour | Indiana |
| 13 | Bertha D. Eley | 65 | Mother | — | Indiana |
| 14 | Hubert Harter | 45 | Head | Truck Driver | Indiana |
| 15 | Betty Harter | 45 | Wife | — | Indiana |
| 16 | Emitt Harter | 16 | Son | New Worker | Indiana |
| 17 | Charles Siler | 33 | Head | Labour | Indiana |
| 18 | Etta Siler | 24 | Wife | — | Ohio |
| 19 | Lawrence Eugene Siler | 5 | Son | — | Indiana |
| 20 | Betty Jean Siler | 3 | Daughter | — | Indiana |
| 21 | Callie Bell Siler | 2 | Daughter | — | Indiana |
| 22 | Etta Marie Siler | 0 | Daughter | — | Indiana |
| 23 | William D. West | 64 | Head | Labour | Indiana |
| 24 | Addie Duncan | 29 | Head | — | Indiana |
| 25 | Mary Louise Duncan | 12 | Daughter | — | Indiana |
| 26 | Ellen Sellers | 49 | Sister | — | Kentucky |
| 27 | Howard L. Judy | 39 | Head | Foreman | Pennsylvania |
| 28 | Hattie A. Judy | 35 | Wife | — | Indiana |
| 29 | Newton Hart | 37 | Head | Clerk | Indiana |
| 30 | Eva Hart | 45 | Wife | — | Indiana |
| 31 | Naomi Hart | 18 | Daughter | — | Indiana |
| 32 | Joseph Hart THIS PERSON | 16 | Son | New Worker | Indiana |
| 33 | Mary J. Hart | 11 | Daughter | — | Indiana |
| 34 | Marlin Hart | 9 | Son | — | Indiana |
| 35 | Margaret Hart | 7 | Daughter | — | Indiana |
| 36 | Alton Hart | 5 | Son | — | Indiana |
| 37 | John Wiley | 52 | Head | Butcher | Ohio |
| 38 | Naomi Wiley | 53 | Wife | — | Ohio |
| 39 | Florence Wiley | 16 | Daughter | — | Illinois |
| 40 | Billy Wiley | 13 | Daughter | — | Ohio |
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)