MN
Mary Nichols — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Providence-County, Rhode Island
Our Model Tree links this Mary Nichols across the 1920, 1930 and 1940 US Censuses in Providence-County, Rhode Island (XGBoost, ~Confirmed) — first a spouse (b.~1893), then head of a 3-person household.
Age 47
b. ~1893
Female
Spouse
Born: Rhode Island
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Providence-County, Rhode Island |
| Surname | Nichols |
| Given Name | Mary L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| 1935 Residence (City) | Cranston city |
| 1935 Residence (County) | Providence |
| Additional Details | |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
| Township / Ward | Cranston City |
| Est. Birth Year | ~1893 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Harold Nichols | Head | — | 45 | ~1895 |
| John Nichols | Son | — | 20 | ~1920 |
| Mary Nichols | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Kent, Rhode …
Spouse, age 26
Kent, Rhode Island · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nichols |
| Given Name | Mary K. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| Father's Birthplace | Rhode Island |
| Mother's Birthplace | Rhode Island |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1930
Kent, Rhode …
Spouse, age 36
Kent, Rhode Island · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nichols |
| Given Name | Mary K. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| Age at First Marriage | 24 |
| Father's Birthplace | Rhode Island |
| Mother's Birthplace | Rhode Island |
| Occupation | Operator |
| Industry | Telephone |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1940
Providence-County, Rhode …
Spouse, age 47
Providence-County, Rhode Island · implied b. ~1893 — 3 household members
| Surname | Nichols |
| Given Name | Mary L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| 1935 Residence (City) | Cranston city |
| 1935 Residence (County) | Providence |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
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 Nichols across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Nichols
Spouse · 1940 · age 47 · b. ~1893 · Rhode Island
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Providence-County, Rhode Island
Open full size
1940 US Federal Census — Providence-County, Rhode Island
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03763-00733)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert Cawley | 7 | Son | — | Rhode Island |
| 42 | Harold A. Nichols | 45 | Head | Accountant | Rhode Island |
| 43 | Mary L. Nichols THIS PERSON | 47 | Wife | — | Rhode Island |
| 44 | John J. Nichols | 20 | Son | Drawer | Rhode Island |
| 45 | John Wild | 39 | Head | Mgr. | Massachusetts |
| 46 | Mildred Wild | 37 | Wife | — | Maine |
| 47 | Harry W. Carlson | 40 | Head | Toolmaker | Rhode Island |
| 48 | Mildred S. Carlson | 39 | Wife | — | Rhode Island |
| 49 | Harry W. Jr. Carlson | 11 | Son | — | Rhode Island |
| 50 | Francis Keating | 42 | Head | Foreman | Massachusetts |
| 51 | Gertrude C. Keating | 41 | Wife | — | Massachusetts |
| 52 | Robert Keating | 9 | Son | — | New Jersey |
| 53 | Paula G. Keating | 7 | Daughter | — | Rhode Island |
| 54 | Katherine S. Mccarthy | 68 | Mother-in-law | — | Irish Free State |
| 55 | Jenny M. Fraser | 44 | Head | Clerical | Rhode Island |
| 56 | Donald B. Fraser | 9 | Son | — | Rhode Island |
| 57 | Sten B. Asplund | 44 | Head | Book Binder | Sweden |
| 58 | Elsie M. Asplund | 42 | Wife | — | Sweden |
| 59 | Dorothy M. Asplund | 23 | Daughter | Office Work | Rhode Island |
| 60 | Norman S. Asplund | 22 | Son | Helper | Rhode Island |
| 61 | Phillip Paranteau | 35 | Head | Chauffeur | Massachusetts |
| 62 | Emma Paranteau | 36 | Wife | — | Massachusetts |
| 63 | Dorothy Paranteau | 16 | Daughter | — | Rhode Island |
| 64 | Philip Paranteau | 5 | Son | — | Rhode Island |
| 65 | William Paranteau | 4 | Son | — | Rhode Island |
| 66 | Susan Olsen | 33 | Sister-in-law | Waitress | Maine |
| 67 | Rocco Melone | 40 | Head | Foreman | Italy |
| 68 | Rose Melone | 40 | Wife | — | Rhode Island |
| 69 | Eugene Melone | 19 | Son | Music Teacher | Rhode Island |
| 70 | Matthew Melone | 17 | Son | Helper (Shipping) | Rhode Island |
| 71 | Edmond Melone | 15 | Son | — | Rhode Island |
| 72 | Mary Melone | 14 | Daughter | — | Rhode Island |
| 73 | Emma Perry | 65 | Cousin | — | Portugal |
| 74 | Nancy Marshall | 74 | Wife's Mother | — | Portugal |
| 75 | Fanny Marshall | 35 | Wife's Sister | Bead Attender | Rhode Island |
| 76 | Andrew Wallace | 56 | Head | Cabinet Maker | Scotland |
| 77 | Margaret Wallace | 52 | Wife | — | Rhode Island |
| 78 | Isabell S. Wallace | 20 | Daughter | Assist To Teller | Rhode Island |
| 79 | Andrew Jr. Wallace | 19 | Son | Telephone Mechanic | Rhode Island |
| 80 | Thomas P. Wallace | 14 | Son | — | Rhode Island |
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)