JF
Joseph Flynn — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Joseph Flynn across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents James & Joseph — first a son (b.~1915), then head of a 9-person household.
Age 25
b. ~1915
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Flynn |
| Given Name | Joseph E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Winthrop Town |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | clerk |
| Industry | retail |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1452 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Clerk |
| Township / Ward | Winthrop Town |
| Est. Birth Year | ~1915 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Catherine Flynn | Daughter | — | 22 | ~1918 |
| Virginia Flynn | Daughter | — | 20 | ~1920 |
| James Flynn | Head | — | 56 | ~1884 |
| Irene Flynn | Daughter | — | 19 | ~1921 |
| Catherine Flynn | Spouse | — | 49 | ~1891 |
| Joseph Flynn | Son | — | 25 | ~1915 |
| James Flynn | Son | — | 15 | ~1925 |
| Barbara Flynn | Daughter | — | 17 | ~1923 |
| Mary Flynn | Daughter | — | 23 | ~1917 |
Census Appearances
1920
Suffolk, Massachusetts
Son, age 4
Suffolk, Massachusetts · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Flynn |
| 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 |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Son, age 15
Suffolk, Massachusetts · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Flynn |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 25
Suffolk-County, Massachusetts · implied b. ~1915 — 9 household members
| Surname | Flynn |
| Given Name | Joseph E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Winthrop Town |
| 1935 Residence (County) | Suffolk |
| Occupation | clerk |
| Industry | retail |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1452 |
| Highest Grade | H-4 |
| 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 Joseph Flynn across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Flynn (~0.92 confidence) and father Joseph Flynn (~0.92 confidence) and father Philip Flynn (~0.92 confidence) and mother Catherine Flynn (~0.92 confidence) and mother Mary Flynn (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Flynn
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Joseph Flynn
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Philip Flynn
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Catherine Flynn
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Mary Flynn
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Flynn
Son · 1940 · age 25 · b. ~1915 · Massachusetts
★ You are viewing this record
Sibling
Catherine Flynn
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Flynn
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Flynn
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Flynn
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Flynn
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Flynn
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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01644-00383)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James H Porter | 62 | Head | Salesman | Maine |
| 2 | George Nutting | 40 | Head | Salesman | Massachusetts |
| 3 | Katherine Nutting | 38 | Wife | Receptional | Massachusetts |
| 4 | Jean Nutting | 10 | Daughter | — | Massachusetts |
| 5 | Nancy Nutting | 10 | Daughter | — | Massachusetts |
| 6 | Christopher Haigh | 51 | Head | Supervisor | England |
| 7 | Lillian Haigh | 44 | Wife | — | Kansas |
| 8 | Ella Woodcock | 84 | Head | — | Massachusetts |
| 9 | Bernice Woodcock | 54 | Daughter | Investigator | Massachusetts |
| 10 | Lewis Woodcock | None | Florence | 40 | H-4 |
| 11 | Gertrude Silver | 57 | Head | Saleswoman | Massachusetts |
| 12 | John E Silver | 55 | Son | Laborer | New Hampshire |
| 13 | Fad Silver | None | Florence | — | H-4 |
| 14 | Horace N Valliere | 54 | Head | Mail Handler | Massachusetts |
| 15 | Margaret E Valliere | 60 | Wife | — | Massachusetts |
| 16 | Louis Gronick | 29 | Head | Driving Teacher | Massachusetts |
| 17 | Elizabeth Gronick | 27 | Wife | — | Massachusetts |
| 18 | Ruth Gronick | 3 | Daughter | — | Massachusetts |
| 19 | Max R Goldstein | 56 | Head | Manager | Massachusetts |
| 20 | Celia F Goldstein | 53 | Wife | — | Russia |
| 21 | Levitt Goldstein | 31 | Son | Salesman | Massachusetts |
| 22 | Augusta Goldstein | 29 | Daughter | Typist | Massachusetts |
| 23 | Joseph Greenblatt | 40 | Head | Engineer | Massachusetts |
| 24 | Ruth Greenblatt | 39 | Wife | Engineer | Massachusetts |
| 25 | Robert Greenblatt | 11 | Son | — | Massachusetts |
| 26 | Harold Greenblatt | 6 | Son | — | Massachusetts |
| 27 | James L Flynn | 56 | Head | Salesman | Massachusetts |
| 28 | Catherine E Flynn | 49 | Wife | — | Massachusetts |
| 29 | Joseph E Flynn THIS PERSON | 25 | Son | Clerk | Massachusetts |
| 30 | Mary G Flynn | 23 | Daughter | Stenographer | Massachusetts |
| 31 | Catherine E Flynn | 22 | Daughter | Clerk | Massachusetts |
| 32 | Virginia T Flynn | 20 | Daughter | Salesgirl | Massachusetts |
| 33 | Irene E Flynn | 19 | Daughter | Salesgirl | Massachusetts |
| 34 | Barbara Flynn | 17 | Daughter | — | Massachusetts |
| 35 | James L Jr Flynn | 15 | Son | — | Massachusetts |
| 36 | Aaron W Snook | 70 | Head | — | New York |
| 37 | Elizabeth Snook | 52 | Wife | — | Massachusetts |
| 38 | Betty Snyder | 21 | Daughter | Typist | New York |
| 39 | Gertrude Snyder | 20 | Grand-daughter | Salesman | New York |
| 40 | Harold R Pratt | 33 | Lodger | — | Massachusetts |
Related Census Records
Pedigree Summary
Joseph + 6 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)