EN
Elmer Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Plymouth-County, Massachusetts
Our Model Tree links this Elmer Nelson across the 1910, 1920, 1930 and 1940 US Censuses in Plymouth-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Henry & Oscar — first a head (b.~1908), then head of a 4-person household.
Age 32
b. ~1908
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Plymouth-County, Massachusetts |
| Surname | Nelson |
| Given Name | Elmer B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Brockton City |
| 1935 Residence (County) | Plymouth |
| Additional Details | |
| Occupation | Nut Runner OP. |
| Industry | Railway |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Nut Runner Op. |
| Township / Ward | Brockton City |
| Est. Birth Year | ~1908 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Elmer | Age | Birth yr |
|---|---|---|---|---|
| Elmer Nelson | Head | — | 32 | ~1908 |
| Alvin Nelson | Son | — | 6 | ~1934 |
| Marie Nelson | Spouse | — | 31 | ~1909 |
| Barbara Nelson | Daughter | — | 8 | ~1932 |
Census Appearances
1910
Plymouth, Massachusetts
Son, age 1
Plymouth, Massachusetts · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Elmer P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Canada |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Plymouth, Massachusetts
Son, age 12
Plymouth, Massachusetts · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Elmer |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Plymouth, Massachusetts
Other, age 22
Plymouth, Massachusetts · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Elmer B |
| Relationship to Head | Brother |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Inspector |
| Industry | Shoe Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Plymouth-County, Massachusetts
Head, age 32
Plymouth-County, Massachusetts · implied b. ~1908 — 4 household members
| Surname | Nelson |
| Given Name | Elmer B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Brockton City |
| 1935 Residence (County) | Plymouth |
| Occupation | Nut Runner OP. |
| Industry | Railway |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | Hs 1 |
| 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 Elmer Nelson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Nelson (~0.92 confidence) and father Oscar Nelson (~0.92 confidence) and mother Alexina Nelson (~0.92 confidence) and mother Amanda Nelson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Nelson
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Oscar Nelson
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Alexina Nelson
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Amanda Nelson
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Elmer Nelson
Head · 1940 · age 32 · b. ~1908 · 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 — Plymouth-County, Massachusetts
Open full size
1940 US Federal Census — Plymouth-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01636-00062)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas A Benson | 74 | Head | — | Sweden |
| 2 | Emily O Benson | 75 | Wife | — | Sweden |
| 3 | Carl J Peterson | 80 | Cousin | — | Sweden |
| 4 | Emma C Abrahamson | 77 | Lodger | — | Sweden |
| 5 | Tessa C Read | 64 | Head | — | Massachusetts |
| 6 | Hannah S Clark | 90 | Mother | — | New Hampshire |
| 7 | Ella W Newberg | 58 | Head | — | Massachusetts |
| 8 | Amelia Peterson | 65 | Sister | — | Sweden |
| 9 | Gustav M Newberg | 53 | Sister | Stitcher | Massachusetts |
| 10 | Anna Newberg | 67 | Head | — | Sweden |
| 11 | Daughter Evolyn | None | F | Private Nursing | — |
| 12 | Elmer Evolyn | 39 | Son | Idler | Massachusetts |
| 13 | Leo Oscar | 51 | Head | Cutter | Germany |
| 14 | Ruth Oscar | 45 | Wife | Vamp Marker | Massachusetts |
| 15 | Eleanor R Oscar | 19 | Daughter | — | Massachusetts |
| 16 | Henry H Oscar | 14 | Son | — | Massachusetts |
| 17 | Sven Flomberg | 75 | Head | — | Sweden |
| 18 | Alma Flomberg | 69 | Wife | — | Sweden |
| 19 | Russell Davis | 26 | Head | Chemist | Massachusetts |
| 20 | Lottie Davis | 26 | Wife | Leaser | Massachusetts |
| 21 | Elmer B Nelson THIS PERSON | 32 | Head | Nut Runner Op. | Massachusetts |
| 22 | Marie Rose Nelson | 31 | Wife | — | Massachusetts |
| 23 | Barbara Nelson | 8 | Daughter | — | Massachusetts |
| 24 | Alvin Nelson | 6 | Son | — | Massachusetts |
| 25 | Arthur L Hill | 69 | Head | — | Massachusetts |
| 26 | Mary E Hill | 70 | Wife | — | Massachusetts |
| 27 | Harold Hollety | 39 | Head | Service Man | Massachusetts |
| 28 | Hilma Hollety | 65 | Mother | — | Sweden |
| 29 | Walter Hollety | 35 | Brother | Dealer | Massachusetts |
| 30 | Leonard Baker | 37 | Head | Painter | Massachusetts |
| 31 | Ruth Baker | 36 | Wife | — | Massachusetts |
| 32 | John P Anderson | 62 | Head | — | Sweden |
| 33 | George H Hanson | 41 | Head | Truck Driver | Massachusetts |
| 34 | Alice B Hanson | 36 | Wife | — | Massachusetts |
| 35 | Marjorie Hanson | 11 | Daughter | — | Massachusetts |
| 36 | Ottar Medin | 26 | Head | Baker | Massachusetts |
| 37 | Francis Medin | 25 | Wife | — | Massachusetts |
| 38 | Janet Medin | 3 | Daughter | — | Massachusetts |
| 39 | Kay Medin | 1 | Daughter | — | Massachusetts |
| 40 | Julia Anderson | 64 | Head | — | Sweden |
Pedigree Summary
Elmer
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)