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Catherine Cunningham — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Catherine Cunningham across the 1910, 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1909), then head of a 5-person household.
Age 31
b. ~1909
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Cunningham |
| Given Name | Catherine A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Sewer |
| Industry | Garment Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | H 10 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Sewer |
| Township / Ward | Medford City |
| Est. Birth Year | ~1909 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Catherine | Age | Birth yr |
|---|---|---|---|---|
| Mary Cunningham | Daughter | — | 34 | ~1906 |
| Margaret Cunningham | Daughter | — | 36 | ~1904 |
| Mary Cunningham | Head | — | 67 | ~1873 |
| Catherine Cunningham | Daughter | — | 31 | ~1909 |
| Joseph Cunningham | Son | — | 28 | ~1912 |
Census Appearances
1910
Middlesex, Massachusetts
Daughter, age
Middlesex, Massachusetts · implied b. ~1910 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cunningham |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | New England |
| Mother's Birthplace | New England |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Daughter, age 10
Middlesex, Massachusetts · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cunningham |
| Given Name | Catherine |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Connecticut |
| Mother's Birthplace | New York |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 21
Middlesex, Massachusetts · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cunningham |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Connecticut |
| Mother's Birthplace | New Hampshire |
| Occupation | Clerk |
| Industry | Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 31
Middlesex-County, Massachusetts · implied b. ~1909 — 5 household members
| Surname | Cunningham |
| Given Name | Catherine A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Occupation | Sewer |
| Industry | Garment Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | H 10 |
| 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 Catherine Cunningham across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Cunningham (~0.92 confidence) and father John Cunningham (~0.92 confidence) and mother Mary Cunningham (~0.92 confidence) and mother Mary Cunningham (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Cunningham
b. ~1870
Source father
● Household
· direct · ~0.92
Father
John Cunningham
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Mary Cunningham
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Mary Cunningham
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Catherine Cunningham
Daughter · 1940 · age 31 · b. ~1909 · Massachusetts
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Sibling
Margaret Cunningham
Sibling · 1940 · age 36
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Cunningham
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Cunningham
Sibling · 1940 · age 34
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
33 people indexed on this census page (nara:1940:m-t0627-01611-00028)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Walter P. Lewis | 42 | Head | Carpenter | Massachusetts |
| 42 | Grace G. Lewis | 37 | Wife | — | Massachusetts |
| 43 | Robert W. Lewis | 14 | Son | — | Massachusetts |
| 44 | Dorothy G. Lewis | 13 | Daughter | — | Massachusetts |
| 45 | Lowe Ada B. Lewis | 64 | Mother-in-law | — | Vermont |
| 46 | Walter S. Peaslee | 74 | Head | Pension | New Hampshire |
| 47 | Nina Peaslee | 61 | Wife | — | Massachusetts |
| 48 | Harold T. Peaslee | 49 | Son | Efficiency Man | Massachusetts |
| 49 | Mary J. Beane | 85 | Mother-in-law | — | Nova Scotia |
| 50 | William G. Harriman | 24 | Head | Laborer C.D. | Massachusetts |
| 51 | Blanche M. Harriman | 23 | Wife | — | Massachusetts |
| 52 | Patricia A. Harriman | 0 | Daughter | — | Massachusetts |
| 53 | Gilbert J. Mcgregor | 27 | Head | Office Clerk | Canada-English |
| 54 | Julia A. Mcgregor | 27 | Wife | — | Massachusetts |
| 55 | Gilbert J. Jr. Mcgregor | 3 | Son | — | Massachusetts |
| 56 | Daniel W. Kelliher | 41 | Head | Fireman | Massachusetts |
| 57 | Alma D. Kelliher | 24 | Wife | — | Massachusetts |
| 58 | Barbara Kelliher | 15 | Daughter | — | Massachusetts |
| 59 | Daniel Kelliher | 9 | Son | — | Massachusetts |
| 60 | Catherine Kelliher | 4 | Daughter | — | Massachusetts |
| 61 | Charles J. Loon | 35 | Lodger | Accountant | Massachusetts |
| 62 | Margaret P. Foster | 38 | Head | House Cleaner | New Hampshire |
| 63 | Harvey P. Kellogg | 30 | Head | Contractor | Massachusetts |
| 64 | Beatrice G. Kellogg | 27 | Wife | — | Massachusetts |
| 65 | Harvey G. Kellogg | 2 | Son | — | Massachusetts |
| 66 | Judith A. Kellogg | 1 | Daughter | — | Massachusetts |
| 67 | Mary A. Cunningham | 67 | Head | — | New Hampshire |
| 68 | Margaret A. Cunningham | 36 | Daughter | — | Massachusetts |
| 69 | Mary E. Cunningham | 34 | Daughter | Supervisor | Massachusetts |
| 70 | Catherine A. Cunningham THIS PERSON | 31 | Daughter | Sewer | Massachusetts |
| 71 | Joseph J. Cunningham | 28 | Son | Salesman | Massachusetts |
| 72 | Joseph A. Garman | 29 | Head | Shipper | Massachusetts |
| 73 | Marguerite Garman | 24 | Wife | — | Massachusetts |
Related Census Records
Search for Catherine Cunningham
All Catherine Cunningham Census Records Discover Cunningham Family TreePedigree Summary
Catherine + 3 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)