MJ
Mamie Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Barron, Wisconsin
Our Model Tree links this Mamie Johnson across the 1920, 1930 and 1940 US Censuses in Barron, Wisconsin (XGBoost, ~Confirmed) — first a head (b.~1876), then head of a 6-person household.
Age 54
b. ~1876
Female
Head
Born: Illinois
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | Barron, Wisconsin |
| Surname | Johnson |
| Given Name | Mamie |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Servant |
| Industry | Private family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 17 |
| Radio Set | R |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Servant |
| Township / Ward | Rice Lake City |
| Est. Birth Year | ~1876 |
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 Mamie | Age | Birth yr |
|---|---|---|---|---|
| Isabelle Johnson | Daughter | — | 20 | ~1910 |
| Hazel Johnson | Daughter | — | 15 | ~1915 |
| Mary Johnson | Daughter | — | 22 | ~1908 |
| Lucille Johnson | Daughter | — | 10 | ~1920 |
| Mamie Johnson | Head | — | 54 | ~1876 |
| Lida Heber | Other | — | 38 | ~1892 |
Census Appearances
1920
Barron, Wisconsin
Spouse, age 44
Barron, Wisconsin · implied b. ~1876 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Mamie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Barron, Wisconsin
Head, age 54
Barron, Wisconsin · implied b. ~1876 — 6 household members
| Surname | Johnson |
| Given Name | Mamie |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Servant |
| Industry | Private family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 17 |
| Radio Set | R |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Barron-County, Wisconsin
Other, age 64
Barron-County, Wisconsin · implied b. ~1876 — 19 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Mamie |
| Relationship to Head | patient |
| Sex | F |
| Color / Race | White |
| Age | 64 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | Beloit |
| Highest Grade | No 8 |
| 1935 Residence | Wisconsin |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Mamie Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mamie Johnson
Head · 1930 · age 54 · b. ~1876 · Wisconsin
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Barron, Wisconsin
Open full size
1930 US Federal Census — Barron, Wisconsin
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2561unit:0447)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mamie Johnson THIS PERSON | 54 | Head | Servant | Illinois |
| 2 | Mary Johnson | 22 | Daughter | Maid | Minnesota |
| 3 | Isabelle Johnson | 20 | Daughter | — | Minnesota |
| 4 | Hazel Johnson | 15 | Daughter | — | Wisconsin |
| 5 | Lucille Johnson | 10 | Daughter | — | Wisconsin |
| 6 | Lida Heber | 38 | Sister | Saleslady | Illinois |
| 7 | Alex La Brie | 27 | Head | Truck Driver | Wisconsin |
| 8 | Grace La Brie | 30 | Wife-H | — | Wisconsin |
| 9 | Marvin La Brie | 13 | Son | — | Wisconsin |
| 10 | Raymond La Brie | 12 | Son | — | Wisconsin |
| 11 | Lloyd La Brie | 9 | Son | — | Wisconsin |
| 12 | Orville La Brie | 7 | Son | — | Wisconsin |
| 13 | Harris La Brie | 5 | Son | — | Wisconsin |
| 14 | Ivor Abraham | 30 | Head | Proprietor | Wisconsin |
| 15 | Gertrude Abraham | 29 | Wife-H | — | Wisconsin |
| 16 | Michael Sennachy | 27 | Head | Truck Driver | Wisconsin |
| 17 | Cecilia Sennachy | 26 | Wife-H | — | Wisconsin |
| 18 | Stanley Sennachy | 7 | Son | — | Wisconsin |
| 19 | Merle Sennachy | 5 | Son | — | Wisconsin |
| 20 | Royal Sennachy | 3 | Son | — | Wisconsin |
| 21 | Anton King | 53 | Head | Laborer | Wisconsin |
| 22 | Alphonsine King | 48 | Wife-H | Laundress | Wisconsin |
| 23 | Francis King | 22 | Son | Laborer | Wisconsin |
| 24 | Fred King | 20 | Son | Laborer | Wisconsin |
| 25 | Laurine King | 15 | Daughter | — | Wisconsin |
| 26 | Harvey King | 13 | Son | — | Wisconsin |
| 27 | Hermit Peterson | 17 | Boarder | Laborer | Washington |
| 28 | Kate Dufner | 69 | Head-H | — | Wisconsin |
| 29 | William Dufner | 50 | Son | Laborer | Wisconsin |
| 30 | Adolph Wilda | 45 | Head | Painter | Wisconsin |
| 31 | Alvina Wilda | 43 | Wife-H | — | Wisconsin |
| 32 | Orville Peterson | 29 | Head | Salesman | Wisconsin |
| 33 | Lulu Peterson | 31 | Wife-H | — | Wisconsin |
| 34 | Mike Beyrer | 76 | Head | — | Wurttemberg, Germany |
| 35 | Margaret Beyrer | 49 | Niece-H | — | Wurttemberg, Germany |
| 36 | Homer Peabody | 28 | Head | Conductor | Wisconsin |
| 37 | Cora Peabody | 27 | Wife-H | — | Wisconsin |
| 38 | A. Ernest Sauser | 44 | Head | Engine Watcher | New York |
| 39 | Maude Sauser | 45 | Wife-H | — | Wisconsin |
| 40 | De Wayne Sauser | 21 | Son | Collector | Wisconsin |
| 41 | Fred Gravin | 42 | Head | Carpenter | Wisconsin |
| 42 | Marie Gravin | 39 | Wife-H | — | Michigan |
| 43 | Demerise Morneau | 68 | Head-H | — | Canada-French |
| 44 | Camilla Morneau | 40 | Daughter | — | Wisconsin |
| 45 | Otto Rindlisbacher | 34 | Head | Clerk | Wisconsin |
| 46 | Iva Rindlisbacher | 31 | Wife-H | — | Wisconsin |
| 47 | Jean Rindlisbacher | 7 | Daughter | — | Wisconsin |
| 48 | Jane Rindlisbacher | 3 | Daughter | — | Wisconsin |
| 49 | Laura Dufner | 48 | Head-H | — | Wisconsin |
| 50 | Harold Dufner | 11 | Son | — | Wisconsin |
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)