FB
Francis Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Francis Brown across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents John & Patrick — first a head (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Male
Head
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Brown |
| Given Name | Francis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Driver |
| Industry | Trucking |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 600 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Driver |
| Township / Ward | Boston |
| Est. Birth Year | ~1919 |
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 Francis | Age | Birth yr |
|---|---|---|---|---|
| Eleanor Brown | Daughter | — | 13 | ~1927 |
| Francis Brown | Head | — | 21 | ~1919 |
| James Brown | Son | — | 18 | ~1922 |
| Robert Brown | Son | — | 16 | ~1924 |
| Leo Brown | Son | — | 14 | ~1926 |
| Walter Brown | Son | — | 12 | ~1928 |
Census Appearances
1920
Suffolk, Massachusetts
Son, age 1
Suffolk, Massachusetts · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Mother Tongue | Irish |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Son, age 11
Suffolk, Massachusetts · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Head, age 21
Suffolk-County, Massachusetts · implied b. ~1919 — 6 household members
| Surname | Brown |
| Given Name | Francis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Occupation | Driver |
| Industry | Trucking |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 600 |
| Highest Grade | Hs 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 Francis Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Brown (~0.92 confidence) and father Patrick Brown (~0.92 confidence) and mother Mary Brown (~0.92 confidence) and mother Katherine Brown (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Brown
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Patrick Brown
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Mary Brown
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Katherine Brown
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Francis Brown
Head · 1940 · age 21 · b. ~1919 · Massachusetts
★ You are viewing this record
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-t0627-01682-00509)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Francis Brown THIS PERSON | 21 | Head | Driver | Massachusetts |
| 42 | James Brown | 18 | Son | — | Massachusetts |
| 43 | Robert Brown | 16 | Son | — | Massachusetts |
| 44 | Leo Brown | 14 | Son | — | Massachusetts |
| 45 | Eleanor Brown | 13 | Daughter | — | Massachusetts |
| 46 | Walter Brown | 12 | Son | — | Massachusetts |
| 47 | Aristotle Voyatzis | 51 | Head | — | Greece |
| 48 | Mrs Penelope Voyatzis | 45 | Wife | — | Greece |
| 49 | Arthur Voyatzis | 29 | Son | Manager | Greece |
| 50 | Mary Voyatzis | 20 | Daughter | — | Greece |
| 51 | Mary Sherry | 58 | Head | — | Connecticut |
| 52 | Mary E Sherry | 29 | Daughter | Stenographer | Massachusetts |
| 53 | Edward Sherry | 25 | Son | Investigator | Massachusetts |
| 54 | Agnes Flynn | 40 | Lodger | Grad. Nurse | Massachusetts |
| 55 | Eleanor Mannin | 32 | Lodger | Bookkeeper | Tennessee |
| 56 | Charles Krieli | 36 | Head | Custodian | Massachusetts |
| 57 | Mrs Jenny Krieli | 54 | Wife | — | Massachusetts |
| 58 | Katherine Krieli | 26 | Daughter | Floor Lady | Massachusetts |
| 59 | Mary Krieli | 18 | Daughter | File Clerk | Massachusetts |
| 60 | Francis Mccain | 28 | Daughter | — | Massachusetts |
| 61 | Frederick Mccain | 41 | Son-in-law | Postal Clerk | Massachusetts |
| 62 | Charles Mccain | 6 | Grandson | — | Massachusetts |
| 63 | Thomas Mccain | 3 | Grandson | — | Massachusetts |
| 64 | John Mccain | 2 | Grandson | — | Massachusetts |
| 65 | Francis Vetter | 39 | Head | Manager | Germany |
| 66 | Mrs Jane Vetter | 35 | Wife | — | Massachusetts |
| 67 | Mrs Bridget Russell | 63 | Mother-in-law | — | Ireland |
| 68 | Frank A Smith | 64 | Head | Brushmaker | Massachusetts |
| 69 | Mrs Mary Smith | 66 | Wife | — | Massachusetts |
| 70 | George Smith | 39 | Head | Protection Man | Massachusetts |
| 71 | Mary Fitzgerald | 51 | Head | Stenographer | Massachusetts |
| 72 | Fred Brelling | 61 | Head | Salesman | Massachusetts |
| 73 | Mrs Evelyn Brelling | 56 | Wife | — | Massachusetts |
| 74 | Grace Murphy | 32 | Head | Operator | Massachusetts |
| 75 | Mary E Kiley | 72 | Head | — | Massachusetts |
| 76 | Alice Loughlin | 60 | Head | Senior Clerk | New Hampshire |
| 77 | (Extra Line) | None | — | — | — |
| 78 | Bernard O'Rourke | 55 | Head | Mason | Massachusetts |
| 79 | Mary O'Rourke | 30 | Daughter | Hairdresser | Massachusetts |
| 80 | Bernard O'Rourke | 26 | Son | Mason | Massachusetts |
Pedigree Summary
Francis
Gen 1 · 4 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)