MC
Mary Cummings — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Mary Cummings across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1892), then head of a 2-person household.
Age 48
b. ~1892
Female
Head
Born: New Hampshire
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Cummings |
| Given Name | Mary A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Widowed |
| Birthplace | New Hampshire |
| 1935 Residence (City) | Salisbury |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Substitute Teacher |
| Industry | Public Schools |
| Class of Worker | GW |
| Hours Worked | 25 |
| Income (1939) | 349 |
| Highest Grade | Hs 4 |
| 1935 Residence | Massachusetts |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Occupation | Substitute Teacher |
| Township / Ward | Amesbury |
| Est. Birth Year | ~1892 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Cummings | Head | — | 48 | ~1892 |
| Richard Cummings | Son | — | 16 | ~1924 |
Census Appearances
1920
Essex, Massachusetts
Other, age 30
Essex, Massachusetts · implied b. ~1890 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cummings |
| Given Name | Margery |
| Relationship to Head | Lodger |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Year of Immigration | 1890 |
| Naturalization Status | Naturalized |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Year of Naturalization | 1895 |
| Birthplace (normalized) | new hampshire |
1930
Essex, Massachusetts
Spouse, age 38
Essex, Massachusetts · implied b. ~1892 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cummings |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Age at First Marriage | 26 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Canada English |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1940
Essex-County, Massachusetts
Head, age 48
Essex-County, Massachusetts · implied b. ~1892 — 2 household members
| Surname | Cummings |
| Given Name | Mary A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Widowed |
| Birthplace | New Hampshire |
| 1935 Residence (City) | Salisbury |
| 1935 Residence (County) | Essex |
| Occupation | Substitute Teacher |
| Industry | Public Schools |
| Class of Worker | GW |
| Hours Worked | 25 |
| Income (1939) | 349 |
| Highest Grade | Hs 4 |
| 1935 Residence | Massachusetts |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
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 Cummings across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Cummings
Head · 1940 · age 48 · b. ~1892 · 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
4 people indexed on this census page (nara:1940:m-t0627-01577-00299)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward F. Henirson|Henirson | 47 | Lodger | Laborer | Massachusetts |
| 2 | Frederick A. Hayes | 23 | Lodger | Counterman | Massachusetts |
| 3 | Mary A. Cummings THIS PERSON | 48 | Head | Substitute Teacher | New Hampshire |
| 4 | Richard O. Cummings | 16 | Son | — | 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)