AJ
Alice Jenkins — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Alice Jenkins across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Ralph & Berton — first a daughter (b.~1913), then head of a 4-person household.
Age 27
b. ~1913
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Jenkins |
| Given Name | Alice W. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Ayer (part) |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Accountant |
| Industry | Public Accounting |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1560 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Accountant |
| Township / Ward | Ayer Part |
| Est. Birth Year | ~1913 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Alice | Age | Birth yr |
|---|---|---|---|---|
| Lydia Jenkins | Spouse | — | 52 | ~1888 |
| Alice Jenkins | Daughter | — | 27 | ~1913 |
| Ralph Jenkins | Head | — | 53 | ~1887 |
| Ida Jenkins | Daughter | — | 20 | ~1920 |
Census Appearances
1920
Middlesex, Massachusetts
Daughter, age 4
Middlesex, Massachusetts · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jenkins |
| Given Name | Alice E |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 15
Middlesex, Massachusetts · implied b. ~1915 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jenkins |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 27
Middlesex-County, Massachusetts · implied b. ~1913 — 4 household members
| Surname | Jenkins |
| Given Name | Alice W. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Ayer (part) |
| 1935 Residence (County) | Middlesex |
| Occupation | Accountant |
| Industry | Public Accounting |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1560 |
| Highest Grade | Hs 4 |
| 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 Alice Jenkins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ralph Jenkins (~0.92 confidence) and mother Berton Jenkins (~0.92 confidence) and mother Lydia Jenkins (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ralph Jenkins
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Berton Jenkins
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Lydia Jenkins
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Alice Jenkins
Daughter · 1940 · age 27 · b. ~1913 · Massachusetts
★ You are viewing this record
Sibling
Ida Jenkins
Sibling · 1940 · age 20
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
40 people indexed on this census page (nara:1940:m-t0627-01602-00348)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Greta Prisbie | 30 | Wife | — | Massachusetts |
| 2 | William J. Donlon | 59 | Head | Clerk | Massachusetts |
| 3 | Susan M. Donlon | 52 | Wife | Carpenter | Massachusetts |
| 4 | Doris Marsh | 44 | Lodger | Ticket Agent | New Hampshire |
| 5 | Beatrice Drew | 35 | Lodger | Public Health Nurse | New Hampshire |
| 6 | Harry Harmon | 28 | Head | Weaver | Massachusetts |
| 7 | Irene Harmon | 28 | Wife | Manager | Massachusetts |
| 8 | Frank Fletcher | 57 | Head | Proprietor | Massachusetts |
| 9 | Katherine Fletcher | 40 | Wife | — | Massachusetts |
| 10 | Richard Fletcher | 14 | Son | — | Massachusetts |
| 11 | William G. Cornellier | 37 | Head | Asst Manager | Massachusetts |
| 12 | Mary Cornellier | 31 | Wife | — | Massachusetts |
| 13 | William Cornellier | 1 | Son | — | Massachusetts |
| 14 | Edward B. Sr. Hopkins | 38 | Head | Physician-Surgeon | Massachusetts |
| 15 | Dorothy Hopkins | 36 | Wife | — | Massachusetts |
| 16 | Gertrude Hopkins | 9 | Daughter | — | Massachusetts |
| 17 | James P. Hopkins | 8 | Son | — | Massachusetts |
| 18 | Edward B. Jr. Hopkins | 5 | Son | — | Massachusetts |
| 19 | David S. Hopkins | 2 | Son | — | Massachusetts |
| 20 | Bernice Aldrich | 26 | Lodger | Domestic | Massachusetts |
| 21 | Henry J. Smith | 30 | Head | Milk-Sanitary Inspector | Massachusetts |
| 22 | Barbara P. Smith | 26 | Wife | — | Massachusetts |
| 23 | Alfred Richardson | 51 | Head | High School Teacher | Massachusetts |
| 24 | Alice Richardson | 49 | Wife | — | Massachusetts |
| 25 | Barbara Richardson | 22 | Daughter | — | Massachusetts |
| 26 | Edward Richardson | 20 | Son | — | Massachusetts |
| 27 | Ralph O. Jenkins | 53 | Head | Janitor | Massachusetts |
| 28 | Lydia Jenkins | 52 | Wife | — | Sweden |
| 29 | Alice W. Jenkins THIS PERSON | 27 | Daughter | Accountant | Massachusetts |
| 30 | Ida W. Jenkins | 20 | Daughter | Clerk | Massachusetts |
| 31 | Howard M. Beverly | 58 | Head | Proprietor | New Hampshire |
| 32 | Nina Beverly | 57 | Wife | — | Massachusetts |
| 33 | Carleton Beverly | 23 | Son | — | Massachusetts |
| 34 | Loretta Cote | 21 | Lodger | Domestic | Massachusetts |
| 35 | Frank C. Johnson | 68 | Head | Superintendent | Maine |
| 36 | Edith S. Johnson | 69 | Wife | — | New Hampshire |
| 37 | Mary A. Durgin | 97 | Mother-in-law | — | New Hampshire |
| 38 | Alice Haley | 50 | Lodger | School Teacher | New Hampshire |
| 39 | Elwin H. Longley | 71 | Head | Mason | Massachusetts |
| 40 | Margaret Longley | 70 | Wife | — | Vermont |
Pedigree Summary
Alice + 1 sibling
Gen 1 · 3 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)