HB
Harry Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Harry Brown across the 1910, 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Mary — first a son (b.~1884), then head of a 2-person household.
Age 56
b. ~1884
Male
Son
Born: Maine
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Brown |
| Given Name | Harry T |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | Taxi Driver |
| Class of Worker | PW |
| Hours Worked | 65 |
| Income (1939) | 230 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | Chauffeur |
| Township / Ward | Boston City |
| Est. Birth Year | ~1884 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Mary Brown | Head | — | 76 | ~1864 |
| Harry Brown | Son | — | 56 | ~1884 |
Census Appearances
1910
Suffolk, Massachusetts
Other, age 25
Suffolk, Massachusetts · implied b. ~1885 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Henry E. |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Wagon |
| Industry | Stone work |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1920
Suffolk, Massachusetts
Son, age 35
Suffolk, Massachusetts · implied b. ~1885 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Chauffeur |
| Industry | Garage |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
Suffolk, Massachusetts
Son, age 46
Suffolk, Massachusetts · implied b. ~1884 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Harry T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Chauffeur |
| Industry | Taxi Company |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Suffolk-County, Massachusetts
Son, age 56
Suffolk-County, Massachusetts · implied b. ~1884 — 2 household members
| Surname | Brown |
| Given Name | Harry T |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Occupation | Chauffeur |
| Industry | Taxi Driver |
| Class of Worker | PW |
| Hours Worked | 65 |
| Income (1939) | 230 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 Harry Brown across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Brown (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Brown
b. ~1864
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Brown
Son · 1940 · age 56 · b. ~1884 · 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-t0627-01662-00391)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sarah R Parker | 80 | Head | Landlady | England |
| 42 | Forest Parker | 54 | Son | Chauffeur | New Hampshire |
| 43 | Margaret L'Ancreau | 39 | Head | Clerk | Massachusetts |
| 44 | Ethel Orton | 61 | Head | — | Nova Scotia |
| 45 | William Mccabe | 50 | Head | Laborer | New Jersey |
| 46 | Marion Mccabe | 58 | Wife | — | New Hampshire |
| 47 | Ella Libby | 60 | Head | Landlady | England |
| 48 | William Haggerty | 51 | Head | Clerk | Massachusetts |
| 49 | Rufus Smith | 50 | Head | Electrician | Massachusetts |
| 50 | Johan G Larsson | 62 | Head | Medical Doctor | Sweden |
| 51 | Emma C Larsson | 62 | Wife | — | Sweden |
| 52 | Zelma R Larsson | 31 | Daughter | Music Teacher | Massachusetts |
| 53 | Nellie H Griffin | 71 | Head | — | Maine |
| 54 | Lillian Leal | 64 | Head | — | Massachusetts |
| 55 | Leonora M Lever | 63 | Head | Landlady | Vermont |
| 56 | Esther V Lever | 38 | Daughter | Maid | Vermont |
| 57 | Mary A Mccall | 53 | Head | Landlady | Ireland |
| 58 | Mollie Thalheimer | 45 | Head | Landlady | Poland |
| 59 | Harold Thalheimer | 16 | Son | — | Massachusetts |
| 60 | Joseph A Marr | 59 | Head | Musician | Massachusetts |
| 61 | Jeanette Ellis | 67 | Head | Landlady | Canada |
| 62 | Michael Myers | 74 | Head | — | French Canada |
| 63 | Mary Myers | 84 | Wife | — | French Canada |
| 64 | Lucille Myers | 43 | Daughter | Dressmaker | Maine |
| 65 | Carrie M Young | 42 | Daughter | Dressmaker | Maine |
| 66 | Grenville Walton | 43 | Head | Janitor | England |
| 67 | Genette Walton | 37 | Wife | — | Massachusetts |
| 68 | Emily A Scott | 26 | Head | Waitress | Massachusetts |
| 69 | John J Murphy | 48 | Head | Clerk | Massachusetts |
| 70 | Sarah Murphy | 42 | Wife | — | Maine |
| 71 | James C Williams | 56 | Head | Marine Engineer | Connecticut |
| 72 | Viola A Williams | 55 | Wife | — | Connecticut |
| 73 | William Williams | 24 | Son | Stationary Fireman | Connecticut |
| 74 | Mary Jean Williams | 22 | Daughter-in-law | — | Indiana |
| 75 | Mary E Brown | 76 | Head | — | Maine |
| 76 | Harry T Brown THIS PERSON | 56 | Son | Chauffeur | Maine |
| 77 | Michael Mccabe | 74 | Head | — | Irish Free State |
| 78 | Catherine Mccabe | 67 | Wife | — | Irish Free State |
| 79 | Irene Lord | 45 | Head | Hairdresser | Massachusetts |
| 80 | Elmer Lord | 20 | Son | Delivery Boy | Massachusetts |
Pedigree Summary
Harry
Gen 1 · 1 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)