JG
Joseph Griffin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bristol-County, Massachusetts
Our Model Tree links this Joseph Griffin across the 1920, 1930 and 1940 US Censuses in Bristol-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Joseph & Joseph — first a son (b.~1914), then head of a 8-person household.
Age 26
b. ~1914
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bristol-County, Massachusetts |
| Surname | Griffin |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Dedham |
| 1935 Residence (County) | Norfolk |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Norton Town |
| Est. Birth Year | ~1914 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| John Griffin | Son | — | 16 | ~1924 |
| Mary Griffin | Spouse | — | 51 | ~1889 |
| Anna Griffin | Daughter | — | 22 | ~1918 |
| Joseph Griffin | Son | — | 26 | ~1914 |
| James Griffin | Son | — | 18 | ~1922 |
| Patrick Griffin | Head | — | 57 | ~1883 |
| Theresa Griffin | Daughter | — | 12 | ~1928 |
| Patrick Griffin | Son | — | 29 | ~1911 |
Census Appearances
1920
Bristol, Massachusetts
Son, age 4
Bristol, Massachusetts · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Griffin |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| 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
Bristol, Massachusetts
Son, age 14
Bristol, Massachusetts · implied b. ~1916 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Griffin |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| 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
Bristol-County, Massachusetts
Son, age 26
Bristol-County, Massachusetts · implied b. ~1914 — 8 household members
| Surname | Griffin |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Dedham |
| 1935 Residence (County) | Norfolk |
| Income (1939) | 0 |
| Highest Grade | No 0 |
| 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 Joseph Griffin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph Griffin (~0.92 confidence) and father Joseph Griffin (~0.92 confidence) and father Patrick Griffin (~0.92 confidence) and mother Mary Griffin (~0.92 confidence) and mother Sarah Griffin (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Griffin
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Joseph Griffin
b. ~1893
Source father
● Household
· direct · ~0.92
Father
Patrick Griffin
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Mary Griffin
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Sarah Griffin
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Griffin
Son · 1940 · age 26 · b. ~1914 · Massachusetts
★ You are viewing this record
Sibling
Patrick Griffin
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Griffin
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Griffin
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theresa Griffin
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Griffin
Sibling · 1940 · age 22
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 — Bristol-County, Massachusetts
Open full size
1940 US Federal Census — Bristol-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01573-00574)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary N. Baker | 67 | Mother-in-law | — | Massachusetts |
| 42 | Silas F. Baker | 73 | Father | Custodian | Massachusetts |
| 43 | Mildred B. Baker | 70 | Mother | — | Maine |
| 44 | Maurice R. Casey | 35 | Head | Truck Driver | Massachusetts |
| 45 | Julia E. Casey | 35 | Wife | — | Massachusetts |
| 46 | Norma R. Casey | 6 | Daughter | — | Massachusetts |
| 47 | Wallis S. Casey | 5 | Son | — | Massachusetts |
| 48 | Janet A. Casey | 2 | Daughter | — | Massachusetts |
| 49 | Edward C. Becker | 60 | Head | Farmer | Massachusetts |
| 50 | Hattie S. Daggett | 79 | Sister | — | Massachusetts |
| 51 | Oscar H. Valquett | 43 | Head | Wool Washer | Canada French |
| 52 | Florence E. Valquett | 42 | Wife | — | Massachusetts |
| 53 | Oscar H. Jr. Valquett | 9 | Son | — | Massachusetts |
| 54 | Henry L. Leonard | 76 | Head | — | Massachusetts |
| 55 | Andrew Hill | 65 | Head | — | Finland |
| 56 | Thelma Hill | 63 | Wife | — | Finland |
| 57 | Charles S. Jones | 46 | Head | Furnace Helper | Georgia |
| 58 | Florence L. Jones | 44 | Wife | — | Rhode Island |
| 59 | Raymond H. Jones | 27 | Son | Wool Washer | Rhode Island |
| 60 | Eleanor M. Jones | 19 | Daughter | Housekeeper | Rhode Island |
| 61 | Florence L. Jones | 18 | Daughter | Housekeeper | Rhode Island |
| 62 | Patrick Sr. Griffin | 57 | Head | Picker | Irish Free State |
| 63 | Mary Griffin | 51 | Wife | — | Massachusetts |
| 64 | Patrick Jr. Griffin | 29 | Son | Laborer | Massachusetts |
| 65 | Joseph Griffin THIS PERSON | 26 | Son | — | Massachusetts |
| 66 | Anna Griffin | 22 | Daughter | Maid | Massachusetts |
| 67 | James Griffin | 18 | Son | — | Massachusetts |
| 68 | John Griffin | 16 | Son | New Worker | Massachusetts |
| 69 | Theresa E. Griffin | 12 | Daughter | — | Massachusetts |
| 70 | Alexander Schmit | 42 | Head | Chef | Germany |
| 71 | Alina Schmit | 42 | Wife | — | Finland |
| 72 | Alice Schmit | 9 | Daughter | — | New York |
| 73 | Algot Carlson | 45 | Head | Carpenter | Finland |
| 74 | Helga S. Carlson | 45 | Wife | — | Finland |
| 75 | Thomas W. Curran | 57 | Head | Postmaster | Rhode Island |
| 76 | Theresa E. Curran | 48 | Wife | — | Massachusetts |
| 77 | Arthur W. Flodoon | 52 | Head | Insulator | Norway |
| 78 | Olga T. Flodoon | 48 | Wife | — | Norway |
| 79 | Erika Nelson | 75 | Mother-in-law | — | Norway |
| 80 | Lillian C.D. Holmes | 56 | Head | — | Ohio |
Related Census Records
Pedigree Summary
Joseph + 5 siblings
Gen 1 · 5 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)