IT
Isaac Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cumberland-County, New Jersey
Our Model Tree links this Isaac Thompson across the 1930 and 1940 US Censuses in Cumberland-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 9-person household.
Age 22
b. ~1918
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cumberland-County, New Jersey |
| Surname | Thompson |
| Given Name | Isaac |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cumberland |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | New Jersey |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Farm Laborer |
| Township / Ward | Hopewell Township |
| Est. Birth Year | ~1918 |
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 Isaac | Age | Birth yr |
|---|---|---|---|---|
| Reuben Thompson | Son | — | 20 | ~1920 |
| Isaac Thompson | Head | — | 47 | ~1893 |
| Booker Thompson | Son | — | 17 | ~1923 |
| Sarah Thompson | Spouse | — | 47 | ~1893 |
| Joseph Thompson | Son | — | 18 | ~1922 |
| James Thompson | Son | — | 11 | ~1929 |
| Isaac Thompson | Son | — | 22 | ~1918 |
| Leven Thompson | Son | — | 16 | ~1924 |
| Mary Thompson | Daughter | — | 8 | ~1932 |
Census Appearances
1930
Cumberland, New …
Son, age 12
Cumberland, New Jersey · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Isaac |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Cumberland-County, New …
Son, age 22
Cumberland-County, New Jersey · implied b. ~1918 — 9 household members
| Surname | Thompson |
| Given Name | Isaac |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cumberland |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | New Jersey |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Isaac Thompson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Isaac Thompson
Son · 1940 · age 22 · b. ~1918 · New Jersey
★ You are viewing this record
Sibling
James Thompson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Thompson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Thompson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leven Thompson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Booker Thompson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Reuben Thompson
Sibling · 1940 · age 20
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 — Cumberland-County, New Jersey
Open full size
1940 US Federal Census — Cumberland-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02326-00044)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | June Leise | 16 | Head | — | New Jersey |
| 42 | Walter Hanby | 14 | Head | — | New Jersey |
| 43 | Laura Hanby | 14 | Head | — | New Jersey |
| 44 | Harry Hanby | 11 | Head | — | New Jersey |
| 45 | Albert Tumey | 13 | Head | — | New Jersey |
| 46 | Ruth Tumey | 11 | Head | — | New Jersey |
| 47 | Paul Tumey | 9 | Head | — | New Jersey |
| 48 | Lewis Cassaboon | 11 | Head | — | New Jersey |
| 49 | Charles Cassaboon | 10 | Head | — | New Jersey |
| 50 | Earl Fisher | 11 | Head | — | New Jersey |
| 51 | William Gillian | 8 | Head | — | New Jersey |
| 52 | Florence Stiles | 8 | Head | — | New Jersey |
| 53 | Ethel Gysens | 15 | Head | — | New Jersey |
| 54 | Hartley Willis | 32 | Head | Farmer | New Jersey |
| 55 | Mary Willis | 31 | Wife | — | Wyoming |
| 56 | Isabel Willis | 10 | Daughter | — | New Jersey |
| 57 | Kenneth Willis | 8 | Son | — | New Jersey |
| 58 | Howard Willis | 1 | Son | — | New Jersey |
| 59 | Eli Jr Loutman | 37 | Head | Farm Laborer | New Jersey |
| 60 | Anna Loutman | 32 | Wife | — | New Jersey |
| 61 | Marion Loutman | 17 | Daughter | — | New Jersey |
| 62 | Bettie Loutman | 10 | Daughter | — | New Jersey |
| 63 | George Harmon | 14 | Nephew | — | New Jersey |
| 64 | Isabel Wheaton | 88 | Head | — | New Jersey |
| 65 | Maud E Shuster | 74 | Sister | — | New Jersey |
| 66 | Jacob Shuster | 35 | Nephew | Operator Of Shovel | New Jersey |
| 67 | Earl Hudson | 27 | Head | Truck Driver | New Jersey |
| 68 | Margaret Hudson | 29 | Wife | — | New Jersey |
| 69 | Charlotte Hudson | 8 | Daughter | — | New Jersey |
| 70 | Kenneth Hudson | 4 | Son | — | New Jersey |
| 71 | William Anderson | 38 | Head | Farm Laborer | New Jersey |
| 72 | Isaac Thompson | 47 | Head | Farmer | Maryland |
| 73 | Sarah Thompson | 47 | Wife | Farm Laborer | Maryland |
| 74 | Isaac Thompson THIS PERSON | 22 | Son | Farm Laborer | Maryland |
| 75 | Reuben Thompson | 20 | Son | Farm Laborer | Maryland |
| 76 | Joseph Thompson | 18 | Son | Farm Laborer | Maryland |
| 77 | Booker Thompson | 17 | Son | Farm Laborer | Maryland |
| 78 | Leven Thompson | 16 | Son | — | Maryland |
| 79 | James Thompson | 11 | Son | — | New Jersey |
| 80 | Mary Thompson | 8 | Daughter | — | New Jersey |
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)