MJ
Mary Jordan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Mary Jordan across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1878), then head of a 6-person household.
Age 62
b. ~1878
Female
Head
Born: Massachusetts
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Jordan |
| Given Name | Mary A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Widowed |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Everett City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Industry | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Everett City |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Jordan | Daughter | — | 27 | ~1913 |
| Mary Jordan | Daughter | — | 29 | ~1911 |
| Mary Jordan | Head | — | 62 | ~1878 |
| Robert Jordan | Son | — | 22 | ~1918 |
| Harold Jordan | Son | — | 24 | ~1916 |
| George Jordan | Son | — | 31 | ~1909 |
Census Appearances
1920
Middlesex, Massachusetts
Spouse, age 41
Middlesex, Massachusetts · implied b. ~1879 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jordan |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Spouse, age 53
Middlesex, Massachusetts · implied b. ~1877 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jordan |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Head, age 62
Middlesex-County, Massachusetts · implied b. ~1878 — 6 household members
| Surname | Jordan |
| Given Name | Mary A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Widowed |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Everett City |
| 1935 Residence (County) | Middlesex |
| Industry | 0 |
| Highest Grade | H-2 |
| 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 Mary Jordan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Jordan
Head · 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-t0627-01604-00216)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Raphael Jr. Ferrara | 42 | Brother in Law | Chef | Italy |
| 2 | Philip D. Wallace | 30 | Lodger | Driver | Illinois |
| 3 | Michael Fornari | 50 | Head | Grocer | Italy |
| 4 | Mary Fornari | 44 | Wife | — | Massachusetts |
| 5 | Eva G. Fornari | 26 | Daughter | Clerk | Massachusetts |
| 6 | Virginia J. Fornari | 20 | Daughter | Clerk | Massachusetts |
| 7 | Francis L. Fornari | 14 | Daughter | — | Massachusetts |
| 8 | William J. Fornari | 6 | Son | — | Massachusetts |
| 9 | Mary A. Jordan THIS PERSON | 62 | Head | — | Massachusetts |
| 10 | George H. Jordan | 31 | Son | Construction Engineer | Massachusetts |
| 11 | Mary J. Jordan | 29 | Daughter | Clerk Typist | Massachusetts |
| 12 | Gertrude F. Jordan | 27 | Daughter | Secretary | Massachusetts |
| 13 | Harold L. Jordan | 24 | Son | Draftsman | Massachusetts |
| 14 | Robert E. Jordan | 22 | Son | — | Massachusetts |
| 15 | Edward M. Murray | 24 | Head | Route Clerk | Massachusetts |
| 16 | Winifred M. Murray | 23 | Wife | — | Massachusetts |
| 17 | Edward F. Murray | 2 | Son | 0 | Massachusetts |
| 18 | John J. Clemons | 51 | Head | Estimator | Massachusetts |
| 19 | Teresa V. Clemons | 47 | Wife | — | Massachusetts |
| 20 | Louise C. Clemons | 25 | Daughter | Operator | Massachusetts |
| 21 | Arthur J. Clemons | 21 | Son | Printer | Massachusetts |
| 22 | John J. Jr. Clemons | 19 | Son | Laborer | Massachusetts |
| 23 | Teresa A. Clemons | 17 | Daughter | — | Massachusetts |
| 24 | Gerard F. Clemons | 15 | Son | — | Massachusetts |
| 25 | Mary A. Clemons | 14 | Daughter | — | Massachusetts |
| 26 | Anne M. Clemons | 13 | Daughter | — | Massachusetts |
| 27 | Thomas Clemons | 11 | Son | — | Massachusetts |
| 28 | James Clemons | 8 | Son | — | Massachusetts |
| 29 | Julia A. Thau | 69 | Head | — | Hungary |
| 30 | Theodore Thau | 29 | Son | Dyer | Massachusetts |
| 31 | Minnie C. Mckenney | 57 | Head | Laborer | Virginia |
| 32 | Ruth B. Mckenney | 43 | Wife | — | Massachusetts |
| 33 | Eunice A. Mckenney | 17 | Daughter | N.Y.A. Clerical | Massachusetts |
| 34 | Elizabeth J. Mckenney | 13 | Daughter | — | Massachusetts |
| 35 | Olivia O. Mckenney | 9 | Daughter | — | Massachusetts |
| 36 | Gertrude L. Howie | 43 | Head | — | Virginia |
| 37 | Lucille V. Howie | 24 | Daughter | Maid Nurse | North Carolina |
| 38 | Sherman D. Howie | 22 | Son | Truck Driver - Operator | Virginia |
| 39 | Viola V. Howie | 20 | Daughter | Housework | Virginia |
| 40 | Louis B. Jackson | 73 | Head | — | Virginia |
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)