JR
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.~1926), then head of a 8-person household.
Age 14
b. ~1926
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Richard |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lowell |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Lowell |
| Est. Birth Year | ~1926 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Florence Richard | Daughter | — | 21 | ~1919 |
| John Richard | Son | — | 14 | ~1926 |
| Alexander Richard | Head | — | 50 | ~1890 |
| Leo Richard | Son | — | 19 | ~1921 |
| Bertha Richard | Spouse | — | 46 | ~1894 |
| Doris Richard | Daughter | — | 15 | ~1925 |
| Irene Richard | Daughter | — | 23 | ~1917 |
| Joseph Richard | Son | — | 24 | ~1916 |
Census Appearances
1930
Middlesex, Massachusetts
Son, age 3
Middlesex, Massachusetts · implied b. ~1927 — 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 | 3 |
| 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 14
Middlesex-County, Massachusetts · implied b. ~1926 — 8 household members
| Surname | Richard |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lowell |
| 1935 Residence (County) | Middlesex |
| Highest Grade | No 8 |
| 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 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 14 · b. ~1926 · Massachusetts
★ You are viewing this record
Sibling
Joseph Richard
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Richard
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Richard
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Richard
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Richard
Sibling · 1940 · age 19
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-t0627-01691-00732)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Midgey Deforge | 17 | son | — | Massachusetts |
| 42 | Albert Lafleur | 69 | head | Laborer | Canada |
| 43 | Cladie Lafleur | 66 | wife | — | Canada |
| 44 | Arthur Lafleur | 30 | son | Laborer | Massachusetts |
| 45 | Blanche Lafleur | 27 | daughter | — | Massachusetts |
| 46 | Lucille Lafleur | 5 | granddaughter | — | Massachusetts |
| 47 | Edward Fortin | 32 | head | Woolen Mill | Massachusetts |
| 48 | Anastasia Fortin | 25 | wife | — | Massachusetts |
| 49 | Leo Ferron | 35 | head | Loom Fixer | Massachusetts |
| 50 | Jeannette Ferron | 27 | wife | — | Massachusetts |
| 51 | Paulette Ferron | 4 | daughter | — | Massachusetts |
| 52 | Claire Ferron | 1 | daughter | — | Massachusetts |
| 53 | Maria Ferron | 59 | mother | — | Canada |
| 54 | Lionel Matheau | 27 | head | Laborer | Massachusetts |
| 55 | Thelma Matheau | 24 | wife | — | Vermont |
| 56 | Paul Matheau | 2 | son | — | Massachusetts |
| 57 | Margaret Matheau | 1 | daughter | — | Massachusetts |
| 58 | Emile Jr. Breard | 47 | head | Laborer | Massachusetts |
| 59 | Mary L. Breard | 36 | wife | — | Massachusetts |
| 60 | Robert Breard | 18 | son | Buffer | Massachusetts |
| 61 | Leo Breard | 17 | son | New Worker | Massachusetts |
| 62 | Eugene Breard | 15 | son | — | Massachusetts |
| 63 | Theresa Breard | 13 | daughter | — | Massachusetts |
| 64 | Irene Breard | 11 | daughter | — | Massachusetts |
| 65 | Leonard Breard | 9 | son | — | Massachusetts |
| 66 | Arthur Breard | 7 | son | — | Massachusetts |
| 67 | Albert Provencher | 74 | head | — | Canada |
| 68 | Delphina Provencher | 18 | wife | — | Canada |
| 69 | William Provencher | 30 | son | Laborer | Massachusetts |
| 70 | Irene Cate | 38 | daughter | — | Massachusetts |
| 71 | Eva Provencher | 32 | daughter | Laborer | Massachusetts |
| 72 | Alexander Richard | 50 | head | Laborer | Maine |
| 73 | Bertha Richard | 46 | wife | — | Massachusetts |
| 74 | Joseph Richard | 24 | son | Laborer | Massachusetts |
| 75 | Irene Richard | 23 | daughter | New Worker | Massachusetts |
| 76 | Florence Richard | 21 | daughter | New Worker | Massachusetts |
| 77 | Leo Richard | 19 | son | Laborer | Massachusetts |
| 78 | Doris Richard | 15 | daughter | New Worker | Massachusetts |
| 79 | John Richard THIS PERSON | 14 | son | — | Massachusetts |
| 80 | Charles Barris | 62 | head | Storekeeper | New Hampshire |
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)