ET
Edna Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Edna Thompson across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Thompson |
| Given Name | Edna M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Greenwood |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Highest Grade | G-8 |
| 1935 Residence | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Medford 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Edna | Age | Birth yr |
|---|---|---|---|---|
| George Thompson | Head | — | 43 | ~1897 |
| John Thompson | Son | — | 19 | ~1921 |
| Anna Thompson | Spouse | — | 43 | ~1897 |
| Mary Marria | Other | — | 48 | ~1892 |
| Edna Thompson | Daughter | — | 14 | ~1926 |
| Malborne Thompson | Son | — | 21 | ~1919 |
| Curtis Thompson | Son | — | 4 | ~1936 |
| Evelyn Thompson | Daughter | — | 16 | ~1924 |
| Joyce Thompson | Daughter | — | 5 | ~1935 |
Census Appearances
1930
Middlesex, Massachusetts
Daughter, age 3
Middlesex, Massachusetts · implied b. ~1927 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Edna M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 14
Middlesex-County, Massachusetts · implied b. ~1926 — 9 household members
| Surname | Thompson |
| Given Name | Edna M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Greenwood |
| 1935 Residence (County) | Middlesex |
| Highest Grade | G-8 |
| 1935 Residence | Massachusetts |
| 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 Edna Thompson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Edna Thompson
Daughter · 1940 · age 14 · b. ~1926 · Massachusetts
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Sibling
Curtis Thompson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce Thompson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Malborne Thompson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Thompson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Thompson
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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
29 people indexed on this census page (nara:1940:m-t0627-01612-00581)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edith Ragnio | 24 | Wife | — | Massachusetts |
| 42 | George A. Thompson | 43 | Head | Metal Spinner | Massachusetts |
| 43 | Anna Thompson | 43 | Wife | — | Massachusetts |
| 44 | Malborne C. Thompson | 21 | Son | — | Massachusetts |
| 45 | John W. Thompson | 19 | Son | — | Massachusetts |
| 46 | Evelyn A. Thompson | 16 | Daughter | — | Massachusetts |
| 47 | Edna M. Thompson THIS PERSON | 14 | Daughter | — | Massachusetts |
| 48 | Joyce G. Thompson | 5 | Daughter | — | Massachusetts |
| 49 | Curtis L. Thompson | 4 | Son | — | Massachusetts |
| 50 | Mary E. Marria | 48 | Sister-in-law | Inspector | Massachusetts |
| 51 | Ebenezer G. Barrett | 59 | Head | Watchman | Newfoundland |
| 52 | Celina Barrett | 62 | Wife | — | Newfoundland |
| 53 | Ethel Murphy | 34 | Head | — | Newfoundland |
| 54 | Jean Murphy | 5 | Daughter | — | Massachusetts |
| 55 | Lillian Lathrop | 53 | Lodger | Milliner | Maine |
| 59 | Stanley R. Smith | 49 | Head | Chief Clerk | Massachusetts |
| 60 | Kenneth Rankin | 44 | Head | Stock Clerk | Nova Scotia |
| 61 | Frances Rankin | 44 | Wife | — | Massachusetts |
| 62 | Edward M. Sibley | 69 | Father-in-law | — | England |
| 71 | Allan Hart | 34 | Head | Checker | New Hampshire |
| 72 | Mildred Hart | 39 | Wife | — | Vermont |
| 73 | Richard Hart | 10 | Son | — | Massachusetts |
| 74 | Marco Calarese | 68 | Head | — | Italy |
| 75 | Jennie Calarese | 71 | Wife | — | Italy |
| 76 | Chester Donadio | 13 | Grandson | — | Massachusetts |
| 77 | Carmella Donadio | 12 | Granddaughter | — | Massachusetts |
| 78 | Briamino Picardo | 52 | Head | Shipper And Salesman | Italy |
| 79 | Emilia Picardo | 63 | Wife | — | Italy |
| 80 | Elena Picardo | 25 | Daughter | Sales 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)