ME
Margaret Ellis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Margaret Ellis across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1878), then head of a 3-person household.
Age 62
b. ~1878
Female
Spouse
Born: Finland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Ellis |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Reading Town |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
| Township / Ward | Reading Town |
| Est. Birth Year | ~1878 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Charles Ellis | Head | — | 58 | ~1882 |
| Charles Ellis | Son | — | 31 | ~1909 |
| Margaret Ellis | Spouse | — | 62 | ~1878 |
Census Appearances
1920
Middlesex, Massachusetts
Spouse, age 41
Middlesex, Massachusetts · implied b. ~1879 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ellis |
| Given Name | M. Louise |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Finland |
| Year of Immigration | 1892 |
| Naturalization Status | Alien |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Occupation | Laundress |
| Industry | Private family |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Finnish |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1930
Middlesex, Massachusetts
Spouse, age 51
Middlesex, Massachusetts · implied b. ~1879 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ellis |
| Given Name | M. Louisa |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Finland |
| Naturalization Status | First papers filed |
| Year of Immigration | 1894 |
| Age at First Marriage | 31 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Can Read/Write | Yes |
| Mother Tongue | Finnish |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1940
Middlesex-County, Massachusetts
Spouse, age 62
Middlesex-County, Massachusetts · implied b. ~1878 — 3 household members
| Surname | Ellis |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Reading Town |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
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 Margaret Ellis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Ellis
Spouse · 1940 · age 62 · b. ~1878 · Massachusetts
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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
40 people indexed on this census page (nara:1940:m-t0627-01617-00165)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lena Radulski | 54 | Head | — | Poland |
| 42 | Steven Wendel Radulski | 30 | Son | Florist | Massachusetts |
| 43 | George Radulski | 20 | Son | — | Massachusetts |
| 44 | Alice Hayes | 63 | Head | Stitcher | Massachusetts |
| 45 | Gilbert Gallant | 30 | Head | Manager | Massachusetts |
| 46 | Frances J. Gallant | 27 | Wife | — | Massachusetts |
| 47 | Charles Gallant | 8 | Son | — | Massachusetts |
| 48 | Richard Gallant | 3 | Son | — | Massachusetts |
| 49 | Louis Runge | 34 | Head | Manager | Massachusetts |
| 50 | Mildred L. Runge | 32 | Wife | — | Massachusetts |
| 51 | Louis K. Runge | 11 | Son | — | Massachusetts |
| 52 | Charlotte M. Runge | 9 | Daughter | — | Massachusetts |
| 53 | Allan R. Runge | 6 | Son | — | Massachusetts |
| 54 | Annie Campbell | 68 | Mother | — | Massachusetts |
| 55 | Charles E. Ellis | 58 | Head | Florist | Canada English |
| 56 | Margaret Ellis THIS PERSON | 62 | Wife | — | Finland |
| 57 | Charles J. Ellis | 31 | Son | Chemical Engineer | Massachusetts |
| 58 | Martin Devaney | 57 | Head | Locomotive Fireman | Massachusetts |
| 59 | Kathleen A. B. Devaney | 45 | Wife | — | Massachusetts |
| 60 | Rosanna Devaney | 80 | Mother | — | Poland |
| 61 | Caleb R. Rafuse | 65 | Head | Laborer | Canada English |
| 62 | Cynthia Rafuse | 60 | Wife | — | Massachusetts |
| 63 | James Lewis | 61 | Lodger | — | Massachusetts |
| 64 | Catherine White | 72 | Head | — | Canada French |
| 65 | Mildred Lorgnee | 39 | Head | Mill Hand | Canada French |
| 66 | Elizabeth M. Lorgnee | 41 | Wife | — | Canada French |
| 67 | Florence M. Lorgnee | 20 | Daughter | Newspaper Girl | Massachusetts |
| 68 | Mildred L. Lorgnee | 19 | Daughter | Sales Girl | Massachusetts |
| 69 | Gertrude F. Lorgnee | 16 | Daughter | Cashier & Clerk | Massachusetts |
| 70 | Rita M. Lorgnee | 10 | Daughter | — | Massachusetts |
| 71 | Eddie L. Lorgnee | 4 | Son | — | Massachusetts |
| 72 | Martha White | 63 | Head | — | Canada French |
| 73 | Helen White | 33 | Daughter | Clerk | Massachusetts |
| 74 | Rose White | 41 | Daughter | — | Massachusetts |
| 75 | Alice Newhall | 35 | Daughter | Shoeworker | Massachusetts |
| 76 | Richard Newhall | 6 | Son | — | Massachusetts |
| 77 | Allie White | 55 | Brother | Finisher Machine | Canada French |
| 78 | Laura Adams | 65 | Lodger | — | Massachusetts |
| 79 | George Clarkson | 77 | Head | — | England |
| 80 | Harriett A. Clarkson | 76 | Wife | — | England |
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)