JT
Jane Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Jane Thompson across the 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 5-person household.
Age 18
b. ~1922
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | THOMPSON |
| Given Name | JANE |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Haverhill City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Industry | 0 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Haverhill City |
| Est. Birth Year | ~1922 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jane | Age | Birth yr |
|---|---|---|---|---|
| John Thompson | Son | — | 21 | ~1919 |
| Margaret Thompson | Spouse | — | 50 | ~1890 |
| Mary Thompson | Daughter | — | 19 | ~1921 |
| Michael Thompson | Head | — | 48 | ~1892 |
| Jane Thompson | Daughter | — | 18 | ~1922 |
Census Appearances
1930
Essex, Massachusetts
Daughter, age 9
Essex, Massachusetts · implied b. ~1921 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Ireland F.S. |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Daughter, age 18
Essex-County, Massachusetts · implied b. ~1922 — 5 household members
| Surname | THOMPSON |
| Given Name | JANE |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Haverhill City |
| 1935 Residence (County) | Essex |
| Industry | 0 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Jane Thompson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jane Thompson
Daughter · 1940 · age 18 · b. ~1922 · Massachusetts
★ You are viewing this record
Sibling
John Thompson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Thompson
Sibling · 1940 · age 19
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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
10 people indexed on this census page (nara:1940:m-t0627-01581-00187)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Michael Thompson | 48 | HEAD | Woodheel Nailer | Massachusetts |
| 42 | Margaret Thompson | 50 | WIFE | — | South Ireland |
| 43 | John J. Thompson | 21 | SON | Odd Jobs | Massachusetts |
| 44 | Mary Thompson | 19 | daughter | Cook | Massachusetts |
| 45 | Jane Thompson THIS PERSON | 18 | daughter | — | Massachusetts |
| 46 | Violet Cresswell | 39 | HEAD | Stitcher | England |
| 47 | Dorothy A. Cresswell | 19 | daughter | Ward Helper | Maryland |
| 48 | David M. Cresswell | 15 | son | — | Massachusetts |
| 49 | Joseph E. Bresnahan | 37 | HEAD | Laborer | Massachusetts |
| 50 | Mary E. Bresnahan | 36 | wife | Clerk | Massachusetts |
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)