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Charles Harvey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Charles Harvey across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 7-person household.
Age 44
b. ~1896
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Harvey |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Operator |
| Industry | Railway |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1580 |
| Highest Grade | 7 |
| 1935 Residence | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Operator |
| Township / Ward | Arlington Town |
| Est. Birth Year | ~1896 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| James Harvey | Son | — | 12 | ~1928 |
| Charles Harvey | Son | — | 15 | ~1925 |
| Charles Harvey | Head | — | 44 | ~1896 |
| John Harvey | Son | — | 19 | ~1921 |
| Richard Harvey | Son | — | 17 | ~1923 |
| Violet Harvey | Spouse | — | 39 | ~1901 |
| Dorothy Harvey | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Middlesex, Massachusetts
Head, age 33
Middlesex, Massachusetts · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harvey |
| Given Name | Charles E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 22 |
| Father's Birthplace | England |
| Mother's Birthplace | Canada English |
| Occupation | Doctor |
| Industry | Dentistry |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 60 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Head, age 44
Middlesex-County, Massachusetts · implied b. ~1896 — 7 household members
| Surname | Harvey |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Middlesex |
| Occupation | Operator |
| Industry | Railway |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1580 |
| Highest Grade | 7 |
| 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 Charles Harvey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Harvey
Head · 1940 · age 44 · b. ~1896 · 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 — 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-t0627-01601-00548)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lawrence Decillier | 30 | Son | — | Massachusetts |
| 42 | Alice Decillier | 19 | Daughter | Mother'S Helper | Massachusetts |
| 43 | Shepard Decillier | 12 | Son | — | Massachusetts |
| 44 | Robert Thayer | 33 | Head | Office Clerk | Massachusetts |
| 45 | Flora B. Thayer | 32 | Wife | — | Massachusetts |
| 46 | Robert Jr. Thayer | 5 | Son | — | Massachusetts |
| 47 | David S. Thayer | 2 | Son | — | Massachusetts |
| 48 | Francis Obey | 33 | Head | Truckman | Massachusetts |
| 49 | Gladys E. Obey | 35 | Wife | — | Massachusetts |
| 50 | Francis Jr. Obey | 12 | Son | — | Massachusetts |
| 51 | Edward Obey | 10 | Son | — | Massachusetts |
| 52 | Joan Obey | 5 | Daughter | — | Massachusetts |
| 53 | Daniel (Ab) Brazas | 56 | Head | Piano Polisher | Lithuania |
| 54 | Patronal Brazas | 50 | Wife | — | Lithuania |
| 55 | Estelle Brazas | 30 | Daughter | Beauty Shop Owner | Massachusetts |
| 56 | Frank Brazas | 29 | Son | Nickel Polisher | Massachusetts |
| 57 | Alice Brazas | 17 | Daughter | Beauty Shop Operator | Massachusetts |
| 58 | Anne Sargwick | 30 | Lodger | Electrical Engineer | Massachusetts |
| 59 | Otis R. Chadwell | 44 | Head | — | Ohio |
| 60 | Mildred E. Chadwell | 43 | Wife | — | Massachusetts |
| 61 | Thomas E. Chadwell | 25 | Son | Attendant | Massachusetts |
| 62 | Charles Harvey THIS PERSON | 44 | Head | Operator | Massachusetts |
| 63 | Violet A. Harvey | 39 | Wife | — | Maine |
| 64 | John Harvey | 19 | Son | Cook | Massachusetts |
| 65 | Richard Harvey | 17 | Son | Cook | Massachusetts |
| 66 | Dorothy Harvey | 16 | Daughter | — | Massachusetts |
| 67 | Charles Jr. Harvey | 15 | Son | — | Massachusetts |
| 68 | James Harvey | 12 | Son | — | Massachusetts |
| 69 | Clement Hannon | 43 | Head | Assembler | Rhode Island |
| 70 | Marian Hannon | 43 | Wife | Dictaphone Operator | Massachusetts |
| 71 | Frederick Hannon | 12 | Son | — | Massachusetts |
| 72 | Richard O'Brien | 60 | Head | Foreman | Massachusetts |
| 73 | Mary O'Brien | 50 | Wife | — | Massachusetts |
| 74 | Mary A. O'Brien | 35 | Daughter | Store Clerk | Massachusetts |
| 75 | Margaret O'Brien | 19 | Daughter | Stenographer | Massachusetts |
| 76 | James E. Mccabe | 48 | Head | Ironworker | New York |
| 77 | Helen A. Mccabe | 47 | Wife | Operator | Massachusetts |
| 78 | Rose Mccabe | 17 | Daughter | — | Massachusetts |
| 79 | James C. Mccabe | 14 | Son | — | Massachusetts |
| 80 | Margaret O'Keefe | 67 | Cousin | — | 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)