MF
Mary Francis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Mary Francis across the 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1912), then head of a 9-person household.
Age 28
b. ~1912
Female
Spouse
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Francis |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Gloucester City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Highest Grade | H 3 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Gloucester City |
| Est. Birth Year | ~1912 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Anne Francis | Daughter | — | 9 | ~1931 |
| Donald Francis | Son | — | 3 | ~1937 |
| Gardner Francis | Head | — | 35 | ~1905 |
| Mary Francis | Spouse | — | 28 | ~1912 |
| Phillip Francis | Son | — | 8 | ~1932 |
| John Francis | Son | — | 11 | ~1929 |
| Robert Francis | Son | — | 1 | ~1939 |
| Louis Francis | Son | — | 5 | ~1935 |
| Michael Francis | Son | — | 10 | ~1930 |
Census Appearances
1930
Essex, Massachusetts
Daughter, age 18
Essex, Massachusetts · implied b. ~1912 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Francis |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 16 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Spouse, age 28
Essex-County, Massachusetts · implied b. ~1912 — 9 household members
| Surname | Francis |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Gloucester City |
| 1935 Residence (County) | Essex |
| Highest Grade | H 3 |
| 1935 Residence | Same House |
| 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 Francis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Francis
Spouse · 1940 · age 28 · b. ~1912 · 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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01579-00837)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Barbara Tonto | 17 | Daughter | — | Massachusetts |
| 2 | Virginia Tonto | 15 | Daughter | — | Massachusetts |
| 3 | Richard J. Tonto | 10 | Son | — | Massachusetts |
| 4 | Jean Tonto | 6 | Daughter | — | Massachusetts |
| 5 | Clarence B. Hale | 36 | Head | Service Man | Canada English |
| 6 | Mary R. Hale | 34 | Wife | — | Massachusetts |
| 7 | Walter L. Hale | 15 | Son | — | Massachusetts |
| 8 | Alice M. Hale | 13 | Daughter | — | Massachusetts |
| 9 | James C. Hale | 7 | Son | — | Massachusetts |
| 10 | Michael J. Flaherty | 66 | Head | Helper | Irish Free State |
| 11 | Mary E. Flaherty | 66 | Wife | — | Irish Free State |
| 12 | Nicholas M. Flaherty | 24 | Son | — | Massachusetts |
| 13 | Gardner M. Francis | 35 | Head | W. P. A. | Massachusetts |
| 14 | Mary M. Francis THIS PERSON | 28 | Wife | — | Massachusetts |
| 15 | John H. Francis | 11 | Son | — | Massachusetts |
| 16 | Michael D. Francis | 10 | Son | — | Massachusetts |
| 17 | Anne E. Francis | 9 | Daughter | — | Massachusetts |
| 18 | Phillip G. Francis | 8 | Son | — | Massachusetts |
| 19 | Louis J. Francis | 5 | Son | — | Massachusetts |
| 20 | Donald T. Francis | 3 | Son | — | Massachusetts |
| 21 | Robert A. Francis | 1 | Son | — | Massachusetts |
| 22 | Ashley S. Porter | 26 | Head | Truck Driver | Massachusetts |
| 23 | Gladys B. Porter | 27 | Wife | — | Massachusetts |
| 24 | Sylvia F. Porter | 1 | Daughter | — | Massachusetts |
| 25 | John B. Wright | 35 | Head | Dealer Wholesale | Massachusetts |
| 26 | Kathleen Wright | 34 | Wife | — | Massachusetts |
| 27 | Ruth E. Wright | 12 | Daughter | — | Massachusetts |
| 28 | John B. Wright | 9 | Son | — | Massachusetts |
| 29 | David H. Wright | 8 | Son | — | Massachusetts |
| 30 | Edward T. Wright | 7 | Son | — | Massachusetts |
| 31 | Niels B. Nielsen | 68 | Head | Lobsterman | Denmark |
| 32 | Mathilda J. Nielsen | 67 | Wife | — | Denmark |
| 33 | George V. Cream | 34 | Head | Hosiery Knitter | Canada English |
| 34 | Isabel P. Cream | 30 | Wife | — | Massachusetts |
| 35 | Helen P. Cream | 4 | Daughter | — | Massachusetts |
| 36 | Frederick P. Cream | 8 | Son | — | Canada English |
| 37 | George V. Cream | 6 | Son | — | Massachusetts |
| 38 | Sandra C. Cream | 1 | Daughter | — | Massachusetts |
| 39 | Walter Hannibal | 36 | Head | W. P. A. | Massachusetts |
| 40 | Carrie Hannibal | 27 | Wife | — | Canada English |
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)