DH
Dorothy Hill — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Dorothy Hill across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Andrew & Ida — first a daughter (b.~1916), then head of a 3-person household.
Age 24
b. ~1916
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Hill |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Class of Worker | 1100 |
| Hours Worked | 0 |
| Highest Grade | C 4 |
| 1935 Residence | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Melrose City |
| Est. Birth Year | ~1916 |
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 Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Hill | Daughter | — | 24 | ~1916 |
| Kenneth Hill | Head | — | 49 | ~1891 |
| Ida Hill | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Middlesex, Massachusetts
Other, age 4
Middlesex, Massachusetts · implied b. ~1916 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Dorothy |
| Relationship to Head | Sister |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Canada |
| Mother Tongue | French |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 15
Middlesex, Massachusetts · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Dorothy L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Canada French |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 24
Middlesex-County, Massachusetts · implied b. ~1916 — 3 household members
| Surname | Hill |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Middlesex |
| Class of Worker | 1100 |
| Hours Worked | 0 |
| Highest Grade | C 4 |
| 1935 Residence | Massachusetts |
| 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 Dorothy Hill across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Hill (~0.92 confidence) and mother Ida Hill (~0.92 confidence) and father Kenneth Hill (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Hill
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Ida Hill
b. ~1890
Source mother
● Household
· direct · ~0.92
Father
Kenneth Hill
b. ~1891
Source father
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Hill
Daughter · 1940 · age 24 · b. ~1916 · Massachusetts
★ 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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01613-00305)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Helen Mcclintock | 33 | Daughter | Teacher | Massachusetts |
| 42 | William F. Mcclintock | 23 | Son | Clerk | Massachusetts |
| 43 | Elizabeth J. Mcclintock | 20 | Daughter | — | New Jersey |
| 44 | Kenneth Hill | 49 | Head | — | Massachusetts |
| 45 | Ida G. Hill | 50 | Wife | — | Massachusetts |
| 46 | Dorothy Hill THIS PERSON | 24 | Daughter | — | Massachusetts |
| 47 | Albert D. Ingram | 33 | Head | X-Ray Technician | Massachusetts |
| 48 | Donalda Ingram | 31 | Wife | Registered Nurse | Vermont |
| 49 | Paul Smith | 51 | Head | Repairer | Wisconsin |
| 50 | Sally M. Smith | 49 | Wife | — | Connecticut |
| 51 | Barbara M. Smith | 19 | Daughter | — | Connecticut |
| 52 | Robert H. Smith | 14 | Son | — | Connecticut |
| 53 | Kenneth Rue | 31 | Head | Office Manager | New Jersey |
| 54 | Mildred G. Rue | 31 | Wife | — | New Jersey |
| 55 | Roger Hunt Rue | 5 | Son | — | New Jersey |
| 56 | Alice T. Rue | 3 | Daughter | — | Massachusetts |
| 57 | Harold F. Brewer | 34 | Head | Superintendent | Vermont |
| 58 | Mildred H. Brewer | 32 | Wife | — | Indiana |
| 59 | Gardner Brewer | 5 | Son | — | Massachusetts |
| 60 | Beverley Brewer | 3 | Daughter | — | Massachusetts |
| 61 | Frank Hardy | 52 | Father-in-law | Industrial Engineer | Indiana |
| 62 | Ethel Hardy | 52 | Mother-in-law | — | Indiana |
| 64 | Winthrop E. Hoyer | 44 | Head | Accountant | Massachusetts |
| 65 | Muriel C. Hoyer | 43 | Wife | — | New York |
| 66 | Robert W. Hoyer | 12 | Son | — | Massachusetts |
| 67 | Charles W. Burland | 42 | Head | Superintendent | Rhode Island |
| 68 | Edith Burland | 44 | Wife | — | Massachusetts |
| 69 | Helen Burland | 18 | Daughter | — | Massachusetts |
| 70 | Charles Jr. Burland | 11 | Son | — | Massachusetts |
| 71 | Vernon Day | 35 | Head | — | Illinois |
| 72 | Hazel D. Day | 40 | Wife | — | New York |
| 73 | Richard Day | 9 | Son | — | New York |
| 74 | Dorothy Day | 7 | Daughter | — | New York |
| 75 | Roger Day | 2 | Son | — | Texas |
| 76 | A. Arthur Johnson | 40 | Head | Proprietor | Massachusetts |
| 77 | Lilla E. Johnson | 39 | Wife | — | Massachusetts |
| 78 | Adrith L. Johnson | 2 | Daughter | — | Massachusetts |
| 79 | Frank J. Adler | 37 | Head | Sales Engineer | Massachusetts |
| 80 | Donna Adler | 36 | Wife | — | Ohio |
Pedigree Summary
Dorothy
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)