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Earl Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Earl Brown across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Nelson & John — first a son (b.~1920), then head of a 6-person household.
Age 20
b. ~1920
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Brown |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Tewksbury Center |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Laborer |
| Industry | Green House |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 120 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Laborer |
| Township / Ward | Tewksbury Center |
| Est. Birth Year | ~1920 |
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 Earl | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Cady | Daughter | — | 23 | ~1917 |
| Nelson Brown | Head | — | 57 | ~1883 |
| Edward Cady | Other | — | 2 | ~1938 |
| William Brown | Son | — | 29 | ~1911 |
| Earl Brown | Son | — | 20 | ~1920 |
| Ida Brown | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age
Middlesex, Massachusetts · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Earl S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Nova Scotia |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 10
Middlesex, Massachusetts · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Canada-English |
| Occupation | School |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 20
Middlesex-County, Massachusetts · implied b. ~1920 — 6 household members
| Surname | Brown |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Tewksbury Center |
| 1935 Residence (County) | Middlesex |
| Occupation | Laborer |
| Industry | Green House |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 120 |
| 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 Earl Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Nelson Brown (~0.92 confidence) and father John Brown (~0.92 confidence) and mother Ida Brown (~0.92 confidence) and mother Ida Brown (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Nelson Brown
b. ~1882
Source father
● Household
· direct · ~0.92
Father
John Brown
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Ida Brown
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Ida Brown
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Earl Brown
Son · 1940 · age 20 · b. ~1920 · Massachusetts
★ You are viewing this record
Sibling
William Brown
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Cady
Sibling · 1940 · age 23
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-t0627-01618-00023)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lucius Dellefano | 16 | Boarder | — | Massachusetts |
| 42 | Bertha Dellefano | 15 | Boarder | — | Massachusetts |
| 43 | Mary Smith | 17 | Boarder | — | Massachusetts |
| 44 | Teresa Dellefano | 14 | Boarder | — | Massachusetts |
| 45 | Herman Otto | 54 | Head | Bricklayer | Germany |
| 46 | Katherine Otto | 53 | Wife | — | Ireland |
| 47 | William Otto | 20 | Son | Cabinet Maker | Massachusetts |
| 48 | Agnes Otto | 19 | Daughter | Nurse | Massachusetts |
| 49 | Doris Otto | 17 | Daughter | — | Massachusetts |
| 50 | Ciril Otto | 16 | Daughter | — | Massachusetts |
| 51 | Timothy Regan | 3 | Boarder | — | Massachusetts |
| 52 | Tomas Regan | 2 | Boarder | — | Massachusetts |
| 53 | Charles Finnerty | 59 | Head | Dairy Man | Massachusetts |
| 54 | Olive Finnerty | 62 | Wife | — | Canada French |
| 55 | Patrick Canavan | 49 | Head | Electrician | Ireland |
| 56 | Delia Canavan | 39 | Wife | — | Ireland |
| 57 | Joseph Canavan | 13 | Son | — | Massachusetts |
| 58 | Nelson Brown | 57 | Head | Laborer | Massachusetts |
| 59 | Ida Brown | 57 | Wife | — | Canada English |
| 60 | William Brown | 29 | Son | — | Massachusetts |
| 61 | Earl Brown THIS PERSON | 20 | Son | Laborer | Massachusetts |
| 62 | Dorothy Cady | 23 | Daughter | — | Massachusetts |
| 63 | Edward Cady | 2 | Grandson | — | Massachusetts |
| 64 | Andrew Beattie | 52 | Head | Attendant | Scotland |
| 65 | William Beattie | 51 | Wife | — | Scotland |
| 66 | Andrew Beattie | 19 | Son | — | Massachusetts |
| 67 | Francis Beattie | 17 | Son | Laborer | Massachusetts |
| 68 | Clifford Edgecomb | 32 | Head | Machinist | Massachusetts |
| 69 | Eleanor Edgecomb | 33 | Wife | — | Massachusetts |
| 70 | Clifford R Edgecomb | 0 | Son | — | Massachusetts |
| 71 | Herbert Hunsbucker | 51 | Head | Supervisor | Massachusetts |
| 72 | Sarah Hunsbucker | 52 | Wife | Junior Clerk | Massachusetts |
| 73 | Sally Ann Hunsbucker | 0 | Daughter | — | Massachusetts |
| 74 | Asa Stickney | 69 | Head | Farm Hand | Massachusetts |
| 75 | Elizabeth Stickney | 66 | Wife | — | Massachusetts |
| 76 | Fred H Garlick | 51 | Head | Bus Driver | England |
| 77 | Beatrice C Garlick | 31 | Wife | — | New York |
| 78 | Wilmer S Garlick | 19 | Son | Laborer | Massachusetts |
| 79 | Melvin F Garlick | 3 | Son | — | Massachusetts |
| 80 | Earl Lye | 28 | Head | Owner | New York |
Pedigree Summary
Earl + 2 siblings
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)