JL
John Larson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Marquette, Michigan
Our Model Tree links this John Larson across the 1920, 1930 and 1940 US Censuses in Marquette, Michigan (XGBoost, ~Confirmed) — first a head (b.~1898), then head of a 6-person household.
Age 32
b. ~1898
Male
Head
Born: Finland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Marquette, Michigan |
| Surname | Larson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Finland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1899 |
| Age at First Marriage | 20 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Additional Details | |
| Occupation | Laborer |
| Industry | Iron Mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Finnish |
| Home Owned/Rented | O |
| Veteran | No |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
| Occupation | Laborer |
| Township / Ward | Palmer Village |
| Est. Birth Year | ~1898 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Florence Larson | Daughter | — | 9 | ~1921 |
| John Larson | Head | — | 32 | ~1898 |
| Sanna Larson | Other | — | 30 | ~1900 |
| Eugene Larson | Son | — | 10 | ~1920 |
| John Larson | Son | — | 4 | ~1926 |
| Edwin Larson | Son | — | 11 | ~1919 |
Census Appearances
1920
Marquette, Michigan
Head, age 22
Marquette, Michigan · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larsen |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Finland |
| Naturalization Status | Naturalized |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Occupation | Miner |
| Industry | Iron Mine |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Finnish |
| Home Owned/Rented | R |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1930
Marquette, Michigan
Head, age 32
Marquette, Michigan · implied b. ~1898 — 6 household members
| Surname | Larson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Finland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1899 |
| Age at First Marriage | 20 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Occupation | Laborer |
| Industry | Iron Mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Finnish |
| Home Owned/Rented | O |
| Veteran | No |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
Head, age 42
Marquette-County, Michigan · implied b. ~1898 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larsen |
| Given Name | John F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Palmer |
| 1935 Residence (County) | Marquette |
| Naturalization Status | Naturalized |
| Occupation | Foreman |
| Industry | W.P.A. |
| Class of Worker | GW |
| Hours Worked | 24 |
| Income (1939) | 425 |
| Highest Grade | No 6 |
| 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 Larson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Larson
Head · 1930 · age 32 · b. ~1898 · Michigan
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Marquette, Michigan
Open full size
1930 US Federal Census — Marquette, Michigan
Page Contents
50 people indexed on this census page (ia:1930:michigancensus00reel1010:0555)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ejnar Lemberg | 33 | Son | Laborer | Finland |
| 52 | Jennie Lemberg | 18 | Daughter-in-law | — | Michigan |
| 53 | Frank Hietasalo | 36 | Head | Laborer | Finland |
| 54 | Kate Hietasalo | 38 | Wife-H | — | Finland |
| 55 | Jalo Hietasalo | 15 | Son | — | Michigan |
| 56 | Reino Hietasalo | 14 | Son | — | Michigan |
| 57 | David Lahde | 47 | Head | Farmer | Finland |
| 58 | Mary Lahde | 46 | Wife-H | — | Finland |
| 59 | Saima Lahde | 17 | Daughter | — | Michigan |
| 60 | Viljo Lahde | 15 | Son | — | Michigan |
| 61 | Mimi Lahde | 13 | Daughter | — | Michigan |
| 62 | Bertha Lahde | 9 | Daughter | — | Michigan |
| 63 | Hero Lahde | 5 | Son | — | Michigan |
| 64 | Shirley Lahde | 2 | Daughter | — | Michigan |
| 65 | Waino Heironen | 41 | Head | Farmer | Finland |
| 66 | Pauline Heironen | 36 | Wife-H | — | Michigan |
| 67 | Sulo Heironen | 13 | Son | — | Michigan |
| 68 | Bertha Heironen | 9 | Daughter | — | Michigan |
| 69 | Helen Heironen | 5 | Daughter | — | Michigan |
| 70 | Fred Heironen | 1 | Son | — | Michigan |
| 71 | Henry Peltomaa | 49 | Head | Farmer | Finland |
| 72 | Alma Peltomaa | 46 | Wife-H | — | Finland |
| 73 | Axel Peltomaa | 18 | Son | — | Michigan |
| 74 | Frank Peltomaa | 16 | Son | — | Michigan |
| 75 | Ida Peltomaa | 14 | Daughter | — | Michigan |
| 76 | Mary Peltomaa | 11 | Daughter | — | Michigan |
| 77 | Selma Peltomaa | 8 | Daughter | — | Michigan |
| 78 | John Wirtanen | 49 | Head | Farmer | Finland |
| 79 | Lempi Wirtanen | 33 | Wife-H | — | Michigan |
| 80 | Ruth Wirtanen | 15 | Daughter | — | Michigan |
| 81 | Edwin Wirtanen | 13 | Son | — | Michigan |
| 82 | Veina Wirtanen | 11 | Daughter | — | Michigan |
| 83 | Hannes Korpi | 34 | Boarder | Laborer | Finland |
| 84 | Hannah Johnson | 60 | Head | Farmer | Sweden |
| 85 | Walfrid Johnson | 16 | Son | — | Michigan |
| 86 | Saima Johnson | 14 | Daughter | — | Michigan |
| 87 | Annie Rontock | 37 | Head | Farmer | Finland |
| 88 | John Rontock | 14 | Son | — | Michigan |
| 89 | Leo Rontock | 13 | Son | — | Michigan |
| 90 | Ellen Rontock | 11 | Daughter | — | Michigan |
| 91 | Irene Rontock | 9 | Daughter | — | Michigan |
| 92 | John Larson THIS PERSON | 32 | Head | Laborer | Finland |
| 93 | Sanna Larson | 30 | Wife-H | — | Finland |
| 94 | Edwin Larson | 11 | Son | — | Michigan |
| 95 | Eugene Larson | 10 | Son | — | Michigan |
| 96 | Florence Larson | 9 | Daughter | — | Michigan |
| 97 | John Larson | 4 | Son | — | Michigan |
| 98 | Israel Moilanen | 77 | Head | Farmer | Finland |
| 99 | Amanda Moilanen | 68 | Wife-H | — | Finland |
| 100 | Siwante Moilanen | 21 | Son | Laborer | Michigan |
Related Census Records
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)