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Alfred Nelson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Alfred Nelson across the 1920, 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Frank & Frank — first a son (b.~1909), then head of a 5-person household.
Age 21
b. ~1909
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Nelson |
| Given Name | Alfred S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Clerk |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Clerk |
| Township / Ward | Lexington Township |
| Est. Birth Year | ~1909 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Alfred | Age | Birth yr |
|---|---|---|---|---|
| Esther Nelson | Daughter | — | 24 | ~1906 |
| Frank Nelson | Head | — | 64 | ~1866 |
| Grace Nelson | Daughter | — | 14 | ~1916 |
| Alfred Nelson | Son | — | 21 | ~1909 |
| Sigrid Nelson | Spouse | — | 62 | ~1868 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 10
Middlesex, Massachusetts · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Alfred G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 21
Middlesex, Massachusetts · implied b. ~1909 — 5 household members
| Surname | Nelson |
| Given Name | Alfred S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Clerk |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Other, age 31
Middlesex-County, Massachusetts · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Arvid B. |
| Relationship to Head | Brother |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden City |
| 1935 Residence (County) | Middlesex |
| Occupation | Upholstery man |
| Industry | Retail furniture |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1200 |
| 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 Alfred Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Nelson (~0.92 confidence) and father Frank Nelson (~0.92 confidence) and mother David Nelson (~0.92 confidence) and mother Sigrid Nelson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Nelson
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Frank Nelson
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
David Nelson
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Sigrid Nelson
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Alfred Nelson
Son · 1930 · age 21 · b. ~1909 · Massachusetts
★ You are viewing this record
Sibling
Grace Nelson
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Esther Nelson
Sibling · 1930 · age 24
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
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel919:0934)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dorothy Mckenna | 5 | Daughter | — | Massachusetts |
| 2 | James Mckenna | 2 | Son | — | Massachusetts |
| 3 | James Mckenna | 32 | Head | Chauffeur | Massachusetts |
| 4 | John J Collins | 70 | Head | Laborer | Massachusetts |
| 5 | Margaret E Collins | 60 | Wife | — | England |
| 6 | Agnes Collins | 27 | Daughter | Hostess | Massachusetts |
| 7 | Margaret Collins | 30 | Daughter | Operator | Massachusetts |
| 8 | Peter Collins | 11 | Son | — | Massachusetts |
| 9 | William Collins | 17 | Son | Apprentice | Massachusetts |
| 10 | John E De Lorie | 40 | Head | Clerk | Massachusetts |
| 11 | Mary G De Lorie | 40 | Wife | — | Ireland |
| 12 | Marie F De Lorie | 12 | Daughter | — | Massachusetts |
| 13 | Robert De Lorie | 7 | Son | — | Massachusetts |
| 14 | Frank O Nelson | 64 | Head | Laborer | Sweden |
| 15 | Sigrid A Nelson | 62 | Wife | — | Sweden |
| 16 | Esther C Nelson | 24 | Daughter | Stenographer | Massachusetts |
| 17 | Alfred S Nelson THIS PERSON | 21 | Son | Clerk | Massachusetts |
| 18 | Grace H Nelson | 14 | Daughter | — | Massachusetts |
| 19 | William H Bramhall | 36 | Head | Carpenter | Massachusetts |
| 20 | Magdalene V Bramhall | 35 | Wife | — | Massachusetts |
| 21 | George W Barbour | 31 | Head | Foreman | Massachusetts |
| 22 | Ethel S Barbour | 28 | Wife | — | Massachusetts |
| 23 | Evelyn F Barbour | 9 | Daughter | — | Massachusetts |
| 24 | George T Barbour | 6 | Son | — | Massachusetts |
| 25 | James M Potter | 66 | Head | Laborer | Massachusetts |
| 26 | Christina M Miller | 56 | Housekeeper | Housekeeper | Scotland |
| 27 | Dominic Moderne | 58 | Head | Foreman | Italy |
| 28 | Lucie P Moderne | 49 | Wife | — | Italy |
| 29 | Fred Moderne | 26 | Son | Fireman | Massachusetts |
| 30 | Dominic Jr Moderne | 23 | Son | Driver | Massachusetts |
| 31 | Sylvester Moderne | 21 | Son | Laborer | Italy |
| 32 | John Moderne | 19 | Son | Farm Hand | Massachusetts |
| 33 | Samuel Moderne | 17 | Son | — | Massachusetts |
| 34 | Margaret Moderne | 16 | Daughter | — | Massachusetts |
| 35 | Edward Moderne | 14 | Son | — | Massachusetts |
| 36 | Leo Moderne | 12 | Son | — | Massachusetts |
| 37 | Katherine Moderne | 10 | Daughter | — | Massachusetts |
| 38 | Eleanor Moderne | 8 | Daughter | — | Massachusetts |
| 39 | Anthony Moderne | 6 | Son | — | Massachusetts |
| 40 | Arley A Burgess | 44 | Head | Carpenter | Massachusetts |
| 41 | Nellie R Burgess | 44 | Wife | — | Massachusetts |
| 42 | Horace A Burgess | 21 | Son | Chauffeur | Massachusetts |
| 43 | Reginald Burgess | 20 | Son | Carpenter | Massachusetts |
| 44 | William S Burgess | 16 | Son | — | Massachusetts |
| 45 | Frank P Higgins | 62 | Head | Photographer | Germany |
| 46 | Mina I Higgins | 54 | Wife | — | Vermont |
| 47 | Robert C Higgins | 15 | Son | — | Massachusetts |
| 48 | Patrick J Dacey | 57 | Head | Janitor | Massachusetts |
| 49 | Ellen M Dacey | 54 | Wife | — | Massachusetts |
| 50 | John J Dacey | 24 | Son | Truckman | Massachusetts |
Pedigree Summary
Alfred + 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 1930 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)