JE
John Erickson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this John Erickson across the 1920, 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Henry & Mary — first a son (b.~1900), then head of a 5-person household.
Age 30
b. ~1900
Male
Son
Born: Finland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Erickson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Finland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1909 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Additional Details | |
| Occupation | Iron Carrier |
| Industry | Woolen Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Finnish |
| Veteran | No |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
| Occupation | Iron Carrier |
| Township / Ward | Maynard Town |
| Est. Birth Year | ~1900 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Anna Erickson | Daughter | — | 32 | ~1898 |
| Henry Erickson | Head | — | 59 | ~1871 |
| Ingrid Erickson | Other | — | 60 | ~1870 |
| Benjamin Erickson | Son | — | 30 | ~1900 |
| John Erickson | Son | — | 30 | ~1900 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 18
Middlesex, Massachusetts · implied b. ~1902 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Erickson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Finland |
| Year of Immigration | 1901 |
| Naturalization Status | Alien |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Occupation | Policeman |
| Industry | Jersey City |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Finnish |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1930
Middlesex, Massachusetts
Son, age 30
Middlesex, Massachusetts · implied b. ~1900 — 5 household members
| Surname | Erickson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Finland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1909 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Occupation | Iron Carrier |
| Industry | Woolen Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Finnish |
| Veteran | No |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1940
Middlesex-County, Massachusetts
Head, age 40
Middlesex-County, Massachusetts · implied b. ~1900 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Erikson |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Stow |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Occupation | second hand mill work |
| Industry | woolen mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | G 8 |
| 1935 Residence | Same house |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
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 John Erickson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Erickson (~0.92 confidence) and mother Mary Erickson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Erickson
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Mary Erickson
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Erickson
Son · 1930 · age 30 · b. ~1900 · Massachusetts
★ You are viewing this record
Sibling
Anna Erickson
Sibling · 1930 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Benjamin Erickson
Sibling · 1930 · age 30
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:massachusettscensus00reel924:0103)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jeremy Green | 60 | Head | — | Ireland |
| 2 | Eleanor Green | 24 | Daughter | Maker | Massachusetts |
| 3 | Bernard Green | 19 | Son | Grand Usher | Massachusetts |
| 4 | Amelia G. Punham | 74 | Head | Janitor | Canada English |
| 5 | Harriet G. Punham | 70 | Wife H. | — | Canada English |
| 6 | Jeremiah Bradley | 49 | Head | Proprietor | Massachusetts |
| 7 | Alice G. Bradley | 44 | Wife H. | — | Massachusetts |
| 8 | Ruth G. Bradley | 18 | Daughter | — | Massachusetts |
| 9 | John Riemi | 50 | Head | Laborer | Finland |
| 10 | Hannah Riemi | 49 | Wife H. | — | Finland |
| 11 | Amos Riemi | 13 | Son | — | Massachusetts |
| 12 | Paul Riemi | 11 | Son | — | Massachusetts |
| 13 | Arita Riemi | 6 | Daughter | — | Massachusetts |
| 14 | Dominick Kazinkonis | 54 | Head | Laborer | Lithuania |
| 15 | Caroline Kazinkonis | 45 | Wife H. | — | Lithuania |
| 16 | Joseph J. Kazinkonis | 18 | Son | Sheet Finisher | Massachusetts |
| 17 | Helen M. Kazinkonis | 7 | Daughter | — | Massachusetts |
| 18 | Mary Kazinkonis | 5 | Daughter | — | Massachusetts |
| 19 | George Kazinkonis | 46 | Boarder | Dry Finisher | Lithuania |
| 20 | Alexander Fasler | 43 | Head | Weaver | Finland |
| 21 | Sophie Fasler | 52 | Wife H. | — | Finland |
| 22 | Limpi Fasler | 12 | Daughter | — | Massachusetts |
| 23 | Reino Fasler | 11 | Son | — | Massachusetts |
| 24 | Thomas Doyle | 64 | Head | Carpenter | Massachusetts |
| 25 | Lucy Doyle | 41 | Wife H. | — | Canada English |
| 26 | Helen F. Doyle | 26 | Daughter | Secretary | Massachusetts |
| 27 | Howard J. Clarke | 24 | Head | Chauffeur | Massachusetts |
| 28 | Alice R. Clarke | 20 | Wife H. | — | Massachusetts |
| 29 | Patricia A. Clarke | 0 | Daughter | — | Massachusetts |
| 30 | Patience S. Hogan | 16 | Head | — | Maine |
| 31 | Henry Erickson | 59 | Head | Laborer | Finland |
| 32 | Ingrid Erickson | 60 | Wife H. | — | Finland |
| 33 | John Erickson THIS PERSON | 30 | Son | Iron Carrier | Finland |
| 34 | Benjamin Erickson | 30 | Son | Helper | Massachusetts |
| 35 | Anna Erickson | 32 | Daughter | Weaver | Finland |
| 36 | Henry J. Ledgard | 47 | Head | Proprietor | Massachusetts |
| 37 | Josephine A. Ledgard | 41 | Wife H. | — | Ireland |
| 38 | Francis J. Ledgard | 19 | Son | — | Massachusetts |
| 39 | Harold L. Ledgard | 15 | Son | — | Massachusetts |
| 40 | Yzarine L. Ledgard | 13 | Daughter | — | Massachusetts |
| 41 | Edward J. Ledgard | 12 | Son | — | Massachusetts |
| 42 | Michael Murray | 65 | Head | Laborer | Irish Free State |
| 43 | Mary Murray | 66 | Wife H. | — | Irish Free State |
| 44 | William J. Murray | 34 | Son | Mechanic | Massachusetts |
| 45 | Theresa J. Murray | 32 | Daughter | Bookkeeper | Massachusetts |
| 46 | Katherine C. Murray | 23 | Daughter | Teacher | Massachusetts |
| 47 | Timothy Higgins | 45 | Head | Weaver | Massachusetts |
| 48 | Annie Higgins | 45 | Wife H. | — | New York |
| 49 | Patrick Higgins | 24 | Daughter | Teacher | Massachusetts |
| 50 | Kaino F. Williams | 36 | Head | Manager | Finland |
Related Census Records
Pedigree Summary
John + 2 siblings
Gen 1 · 2 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)