MJ
Martha Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Whatcom, Washington
Our Model Tree links this Martha Johnson across the 1910, 1920 and 1930 US Censuses in Whatcom, Washington (XGBoost, ~Confirmed) — first a spouse (b.~1853), then head of a 5-person household.
Age 77
b. ~1853
Female
Spouse
Born: Norway
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Whatcom, Washington |
| Surname | Johnson |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 77 |
| Marital Status | Married |
| Birthplace | Norway |
| Naturalization Status | Naturalized |
| Year of Immigration | 1879 |
| Age at First Marriage | 23 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
| Township / Ward | Bellingham City |
| Est. Birth Year | ~1853 |
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 Martha | Age | Birth yr |
|---|---|---|---|---|
| Thor Johnson | Head | — | 50 | ~1880 |
| August Johnson | Son | — | 48 | ~1882 |
| Pete Johnson | Son | — | 54 | ~1876 |
| Oscar Johnson | Son | — | 41 | ~1889 |
| Martha Johnson | Spouse | — | 77 | ~1853 |
Census Appearances
1910
Whatcom, Washington
Spouse, age 57
Whatcom, Washington · implied b. ~1853 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Norway |
| Years Married | 37 |
| Children Born | 8 |
| Children Living | 7 |
| Year of Immigration | 1882 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1920
Whatcom, Washington
Spouse, age 67
Whatcom, Washington · implied b. ~1853 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Norway |
| Year of Immigration | 1881 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Birth Country | Norway |
| Year of Naturalization | 1886 |
| Birthplace (normalized) | norway |
1930
Whatcom, Washington
Spouse, age 77
Whatcom, Washington · implied b. ~1853 — 5 household members
| Surname | Johnson |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 77 |
| Marital Status | Married |
| Birthplace | Norway |
| Naturalization Status | Naturalized |
| Year of Immigration | 1879 |
| Age at First Marriage | 23 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
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 Martha Johnson across 3 US Census years (1910, 1920 and 1930) in Whatcom, Washington, using XGBoost record linkage.
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This person
Anchor record
Martha Johnson
Spouse · 1930 · age 77 · b. ~1853 · Washington
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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 — Whatcom, Washington
Open full size
1930 US Federal Census — Whatcom, Washington
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2522unit:0386)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James S. Bruce | 67 | Head | Gardener | Canada-English |
| 2 | Eliza A. Bruce | 67 | Wife | — | Illinois |
| 3 | Windel Koffe | 71 | Head | — | Yugoslavia |
| 4 | Albert Hinrichs | 62 | Head | — | Germany |
| 5 | Marie S. Hinrichs | 65 | Wife | — | Germany |
| 6 | Ernest C. Hinrichs | 40 | Son | — | Germany |
| 7 | Mary Brelsford | 35 | Daughter | Operator | Illinois |
| 8 | Bettyann Brelsford | 4 | Grand Daughter | — | California |
| 9 | George Hamilton | 54 | Head | Miner | England |
| 10 | Alice M. Hamilton | 51 | Wife | Farmer | England |
| 11 | Margaret H. Hamilton | 10 | Daughter | — | Canada-English |
| 12 | Thor Johnson | 50 | Head | — | Norway |
| 13 | Martha Johnson THIS PERSON | 77 | Wife | — | Norway |
| 14 | Pete Johnson | 54 | Son | Laborer | Norway |
| 15 | Oscar Johnson | 41 | Son | — | Canada-English |
| 16 | August Johnson | 48 | Son | — | Norway |
| 17 | George W. Byers | 43 | Head | Cook | Nebraska |
| 18 | Barbara Byers | 32 | Wife | — | Montana |
| 19 | Kathryn B. Byers | 8 | Daughter | — | Oregon |
| 20 | Richard B. Byers | 4 | Son | — | Washington |
| 21 | Olof Johnson | 48 | Head | Section Hand | Sweden |
| 22 | Elsie S. Johnson | 42 | Wife | — | Sweden |
| 23 | Robert L. Johnson | 9 | Son | — | Washington |
| 24 | Betty L. Johnson | 6 | Daughter | — | Washington |
| 25 | William S. Johnson | 4 | Son | — | Washington |
| 26 | William E. Duffenthale | 51 | Head | Janitor | Pennsylvania |
| 27 | Louise L. Duffenthale | 41 | Wife | — | Wisconsin |
| 28 | Courtland S. Bellesile | 40 | Step son | Pressman | Minnesota |
| 29 | Margaret M. Runes | 83 | Mother-in-law | — | Pennsylvania |
| 30 | Albert W. Warm | 40 | Head | Shipping Clerk | Germany |
| 31 | Tillia Warm | 39 | Wife | — | England |
| 32 | Albert W. Jr. Warm | 17 | Son | — | Canada-English |
| 33 | Nanna E. Warm | 15 | Daughter | — | Canada-English |
| 34 | Lucille Warm | 10 | Daughter | — | California |
| 35 | Lars L. Royse | 71 | Head | — | Norway |
| 36 | Bessie L. Royse | 70 | Wife | — | Norway |
| 37 | Walter J. Watson | 35 | Head | Shingle Packer | West Virginia |
| 38 | Corinne L. Watson | 33 | Wife | — | Washington |
| 39 | Shirley R. Watson | 7 | Daughter | — | West Virginia |
| 40 | Eskild P. Haubrig | 53 | Head | Fireman | Denmark |
| 41 | Caroline W. Haubrig | 56 | Wife | — | Denmark |
| 42 | Fredrick M. Haubrig | 25 | Son | Laborer | Denmark |
| 43 | Basil P. Haubrig | 23 | Son | Laborer | Washington |
| 44 | Mary P. Haubrig | 3 | Adopted Daughter | — | Washington |
| 45 | Benj. Watson | 41 | Head | Off Bearer | Kentucky |
| 46 | Nellie H. Watson | 41 | Wife | — | Kentucky |
| 47 | Elsie Evelyn S. Watson | 16 | Grand Daughter | — | Washington |
| 48 | Ida Pelanche | 69 | Head | — | Wisconsin |
| 49 | Ruth C. Pelanche | 44 | Daughter | — | Wisconsin |
| 50 | Emmett E. Pelanche | 33 | Son | Laborer | Minnesota |
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)