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John Richard — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this John Richard across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 6-person household.
Age 13
b. ~1927
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Richard |
| Given Name | John D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Somerville |
| Est. Birth Year | ~1927 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Therese Richard | Daughter | — | 11 | ~1929 |
| Joan Richard | Daughter | — | 8 | ~1932 |
| John Richard | Son | — | 13 | ~1927 |
| John Richard | Head | — | 39 | ~1901 |
| Josephine Richard | Spouse | — | 35 | ~1905 |
| Joseph Richard | Son | — | 15 | ~1925 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 2
Suffolk, Massachusetts · implied b. ~1928 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Richard |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 13
Middlesex-County, Massachusetts · implied b. ~1927 — 6 household members
| Surname | Richard |
| Given Name | John D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville |
| 1935 Residence (County) | Middlesex |
| Highest Grade | 6 |
| 1935 Residence | Same House |
| 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 John Richard across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Richard
Son · 1940 · age 13 · b. ~1927 · Massachusetts
★ You are viewing this record
Sibling
Joan Richard
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Therese Richard
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Richard
Sibling · 1940 · age 15
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-t0627-01705-00055)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Marguerite Christie | 67 | Wife | — | Irish Free State |
| 42 | Fred E Williams | 57 | Son in law | Truck Driver | Massachusetts |
| 43 | Elizabeth M. Williams | 48 | Daughter | Sales Girl | Canada English |
| 44 | Arthur N. Wilson | 50 | Head | Maintenance Man | Newfoundland |
| 45 | Effie Wilson | 50 | Wife | — | Newfoundland |
| 46 | Arthur B. Wilson | 22 | Son | Cook | Massachusetts |
| 47 | Effie K Wilson | 23 | Daughter | — | Massachusetts |
| 48 | Daphne Wilson | 20 | Daughter | Stenographer | Newfoundland |
| 49 | Ronald Oakley | 38 | Lodger | Engineer Mechanical | Newfoundland |
| 50 | John D. Richard | 39 | Head | Inspector | Massachusetts |
| 51 | Josephine Richard | 35 | Wife | — | Massachusetts |
| 52 | Joseph F. Richard | 15 | Son | — | Massachusetts |
| 53 | John D Richard THIS PERSON | 13 | Son | — | Massachusetts |
| 54 | Therese Richard | 11 | Daughter | — | Massachusetts |
| 55 | Joan A Richard | 8 | Daughter | — | Massachusetts |
| 56 | Bernard M King | 40 | Head | Fireman | Newfoundland |
| 57 | Catherine T King | 40 | Wife | — | Massachusetts |
| 58 | John King | 11 | Son | — | Massachusetts |
| 59 | Catherine T King | 9 | Daughter | — | Massachusetts |
| 60 | Mary V. King | 6 | Daughter | — | Massachusetts |
| 61 | Bernadette King | 2 | Daughter | — | Massachusetts |
| 62 | Everett M. Sanborn | 38 | Head | Potter | Massachusetts |
| 63 | Ruth H. Sanborn | 30 | Wife | Clerk | Massachusetts |
| 64 | Richard A Lofgren | 61 | Head | Foreman Sheet Metal | Sweden |
| 65 | Helma J. Lofgren | 61 | Wife | — | Sweden |
| 66 | Charles G. Blanchard | 77 | Head | — | Maine |
| 67 | Grace L Blanchard | 40 | Daughter | Bank Clerk | Massachusetts |
| 68 | Oreb M Tucker | 65 | Head | Treasurer | Massachusetts |
| 69 | Elizabeth A Tucker | 66 | Wife | — | Massachusetts |
| 70 | John S.C. Dingee | 65 | Head | — | Maine |
| 71 | Serene H Dingee | 52 | Wife | — | Canada English |
| 72 | James H. Dingee | 32 | Son | Office Clerical | Maine |
| 73 | John Alton Dingee | 22 | Son | — | Maine |
| 74 | Charles R Foster | 50 | Head | Brakeman | Canada English |
| 75 | Lillian L Foster | 48 | Wife | — | Massachusetts |
| 76 | Annie E Callahan | 66 | Lodger | Housekeeper | Massachusetts |
| 77 | Barbara Thacher | 24 | Lodger | Seamstress | Massachusetts |
| 78 | Harold C Patten | 49 | Head | Asst. Mgr. | Massachusetts |
| 79 | Ruth K. Patten | 26 | Daughter | Clerk | Massachusetts |
| 80 | Harry S. Patten | 84 | Father | — | Maine |
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)