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Alfred Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Coos, Oregon
Our Model Tree links this Alfred Johnson across the 1910, 1920 and 1930 US Censuses in Coos, Oregon (XGBoost, ~Confirmed) — first a head (b.~1873), then head of a 3-person household.
Age 57
b. ~1873
Male
Head
Born: Michigan
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Coos, Oregon |
| Surname | Johnson |
| Given Name | Alfred K |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 29 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Canada-French |
| Additional Details | |
| Occupation | Purchasing Agent |
| Industry | Pulp & Paper Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 45 |
| Radio Set | R |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Purchasing Agent |
| Township / Ward | Marshfield City Part |
| Est. Birth Year | ~1873 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Alfred | Age | Birth yr |
|---|---|---|---|---|
| Alfred Johnson | Head | — | 57 | ~1873 |
| Alfred Johnson | Son | — | 27 | ~1903 |
| Clara Johnson | Spouse | — | 57 | ~1873 |
Census Appearances
1910
Coos, Oregon
Head, age 37
Coos, Oregon · implied b. ~1873 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Alfred D |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Michigan |
| Years Married | 8 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Canada Eng |
| Occupation | Superintendent |
| Industry | Saw Mill |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1920
Coos, Oregon
Head, age 47
Coos, Oregon · implied b. ~1873 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Alfred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Michigan |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Canada |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Coos, Oregon
Head, age 57
Coos, Oregon · implied b. ~1873 — 3 household members
| Surname | Johnson |
| Given Name | Alfred K |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 29 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Canada-French |
| Occupation | Purchasing Agent |
| Industry | Pulp & Paper Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 45 |
| Radio Set | R |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Johnson across 3 US Census years (1910, 1920 and 1930) in Coos, Oregon, using XGBoost record linkage.
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This person
Anchor record
Alfred Johnson
Head · 1930 · age 57 · b. ~1873 · Oregon
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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 — Coos, Oregon
Open full size
1930 US Federal Census — Coos, Oregon
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1942unit:0174)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Minnie A Blair | 53 | Wife | None | Nebraska |
| 2 | Robert L Blair | 9 | Adopted son | None | California |
| 3 | Herman Finnell | 65 | Head | Retail Dealer | Finland |
| 4 | Amanda S Finnell | 47 | Wife | None | Finland |
| 5 | Herman E Finnell | 21 | Son | Laborer | Oregon |
| 6 | Wilfred E Finnell | 19 | Son | None | Oregon |
| 7 | Bernard F Finnell | 16 | Son | None | Oregon |
| 8 | Gregory G Finnell | 14 | Son | None | Oregon |
| 9 | John F Grant | 57 | Head | Carpenter | Finland |
| 10 | Selma F Grant | 54 | Wife | None | Finland |
| 11 | Harry M Mcfadden | 35 | Head | Mail Way Clerk | Iowa |
| 12 | Sylvia M Mcfadden | 31 | Wife | None | Oregon |
| 13 | Nellie E Mcfadden | 10 | Daughter | None | Idaho |
| 14 | Harry J Mcfadden | 8 | Son | None | Oregon |
| 15 | Herman H Nelson | 41 | Head | Blacksmith | Missouri |
| 16 | Lillie M Nelson | 40 | Wife | None | Missouri |
| 17 | Norma M Nelson | 13 | Daughter | None | Washington |
| 18 | Kenneth V Nelson | 11 | Son | None | Washington |
| 19 | Betty J Nelson | 4 | Daughter | None | Oregon |
| 20 | Ferdinand J Wiarick | 40 | Head | Auto Mechanic | Kansas |
| 21 | Pearl L Wiarick | 39 | Wife | None | Missouri |
| 22 | Ida M Wiarick | 15 | Daughter | None | Idaho |
| 23 | Alice M Wiarick | 13 | Daughter | None | Idaho |
| 24 | Ruth M Wiarick | 11 | Daughter | None | Idaho |
| 25 | Ferdinand Wiarick | 6 | Son | None | Illinois |
| 26 | Lois E Wiarick | 4 | Daughter | None | Illinois |
| 27 | Elizabeth P Wiarick | 1 | Daughter | None | Oregon |
| 28 | Clifford J Armstrong | 29 | Head | Salesman | Washington |
| 29 | Irene Armstrong | 27 | Wife | None | Minnesota |
| 30 | Charlotte M Armstrong | 2 | Daughter | None | Washington |
| 31 | Isaac T Sawyer | 41 | Head | Laborer | Oregon |
| 32 | Edith F Sawyer | 37 | Wife | None | Oregon |
| 33 | Violet G Sawyer | 14 | Daughter | None | Oregon |
| 34 | Beatrice L Sawyer | 13 | Daughter | None | Oregon |
| 35 | Lila A Sawyer | 11 | Daughter | None | Oregon |
| 36 | Marguerite Sawyer | 10 | Daughter | None | Oregon |
| 37 | Isaac T Sawyer | 8 | Son | None | Oregon |
| 38 | Bessie M Sawyer | 3 | Daughter | None | Oregon |
| 39 | Garrett Mingus | 57 | Head | Machine Placement | California |
| 40 | Edna E Mingus | 45 | Wife | None | California |
| 41 | George H King | 34 | Head | Sawyer | Oregon |
| 42 | Alice A King | 28 | Wife | None | Ohio |
| 43 | Mary A King | 2 | Daughter | None | Oregon |
| 44 | James M Cere | 32 | Head | Retail Merchant | South Dakota |
| 45 | Meta Cere | 31 | Wife | None | Nebraska |
| 46 | Richard H Cere | 7 | Son | None | South Dakota |
| 47 | Jean M Cere | 3 | Daughter | None | Oregon |
| 48 | Alfred K Johnson THIS PERSON | 57 | Head | Purchasing Agent | Michigan |
| 49 | Clara C Johnson | 57 | Wife | None | Nevada |
| 50 | Alfred A Johnson | 27 | Son | Tallyman | Oregon |
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)