MJ
Maude Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Hamilton, Iowa
Our Model Tree links this Maude Johnson across the 1920 and 1930 US Censuses in Hamilton, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1887), then head of a 7-person household.
Age 43
b. ~1887
Female
Spouse
Born: Illinois
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Hamilton, Iowa |
| Surname | Johnson |
| Given Name | Maude T. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 25 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Indiana |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Williams Town |
| Est. Birth Year | ~1887 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Maude | Age | Birth yr |
|---|---|---|---|---|
| Gwen Johnson | Daughter | — | 15 | ~1915 |
| Helen Johnson | Daughter | — | 11 | ~1919 |
| Allene Johnson | Daughter | — | 10 | ~1920 |
| Ray Johnson | Head | — | 48 | ~1882 |
| Maude Johnson | Spouse | — | 43 | ~1887 |
| Marcia Johnson | Daughter | — | 2 | ~1928 |
| Shirley Johnson | Daughter | — | 17 | ~1913 |
Census Appearances
1920
Hamilton, Iowa
Spouse, age 33
Hamilton, Iowa · implied b. ~1887 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Maude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Hamilton, Iowa
Spouse, age 43
Hamilton, Iowa · implied b. ~1887 — 7 household members
| Surname | Johnson |
| Given Name | Maude T. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 25 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| 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 Maude Johnson across 2 US Census years (1920 and 1930) in Hamilton, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
Maude Johnson
Spouse · 1930 · age 43 · b. ~1887 · Iowa
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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 — Hamilton, Iowa
Open full size
1930 US Federal Census — Hamilton, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel657:0568)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward S. Anderson | 24 | Boarder | Waiter | Iowa |
| 2 | Thomas H. Bainbridge | 59 | Head | Manager | Wisconsin |
| 3 | Ida A. Bainbridge | 56 | Wife | — | Wisconsin |
| 4 | Daniel Lee | 41 | Head | Manager | Iowa |
| 5 | Ruby M. Lee | 32 | Wife | — | Indiana |
| 6 | Richard D. Lee | 11 | Son | — | Iowa |
| 7 | Robert A. Lee | 7 | Son | — | Iowa |
| 8 | John M. Lee | 4 | Son | — | Iowa |
| 9 | Jos. Plymate | 72 | Head | — | Iowa |
| 10 | Ida J. Plymate | 62 | Wife | Manager | Iowa |
| 11 | David Plymate | 63 | Brother | Mail Carrier | Iowa |
| 12 | John T. Brown | 47 | Head | Manager | Wisconsin |
| 13 | Veda F. Brown | 43 | Wife | — | North Dakota |
| 14 | Donald J. Brown | 22 | Son | Laborer | Iowa |
| 15 | Jay M. Brown | 18 | Son | — | Iowa |
| 16 | Frances J. Brown | 16 | Daughter | — | Iowa |
| 17 | Nels Olson | 80 | Head | — | Sweden |
| 18 | Mary Olson | 67 | Wife | — | Iowa |
| 19 | Josephine Eralis | 69 | Head | — | Iowa |
| 20 | Frank L. Mason | 47 | Brother | Contractor | Iowa |
| 21 | Mary Mason | 49 | Sister | — | Iowa |
| 22 | Arthur H. Williams | 29 | Head | Veterinary | Iowa |
| 23 | Ethel Williams | 26 | Wife | — | Iowa |
| 24 | Marilyn Williams | 4 | Daughter | — | Iowa |
| 25 | Arthur D. Williams | 2 | Son | — | Iowa |
| 26 | Elsie Mclehon | 28 | Roomer | Teacher | Illinois |
| 27 | John E. Wright | 32 | Roomer | Manager | Iowa |
| 28 | John W. Ellwick | 46 | Head | Laborer | Iowa |
| 29 | Eva A. Ellwick | 44 | Wife | — | Wisconsin |
| 30 | Ernest J. Ellwick | 15 | Son | — | Iowa |
| 31 | Arlene J. Ellwick | 10 | Daughter | — | Iowa |
| 32 | Lily Bainbridge | 39 | Sister in law | Housekeeper | Wisconsin |
| 33 | Ray T. Johnson | 48 | Head | Manager | Iowa |
| 34 | Maude T. Johnson THIS PERSON | 43 | Wife | — | Illinois |
| 35 | Shirley Johnson | 17 | Daughter | — | Iowa |
| 36 | Gwen Johnson | 15 | Daughter | — | Iowa |
| 37 | Helen Johnson | 11 | Daughter | — | Iowa |
| 38 | Allene Johnson | 10 | Daughter | — | Iowa |
| 39 | Marcia Johnson | 2 | Daughter | — | Iowa |
| 40 | John L. Plummer | 47 | Head | Blacksmith | Illinois |
| 41 | Blanche Plummer | 32 | Wife | — | Iowa |
| 42 | Elva M. Plummer | 6 | Daughter | — | Iowa |
| 43 | Edith H. Plummer | 5 | Daughter | — | Iowa |
| 44 | Joseph R. Plummer | 1 | Son | — | Iowa |
| 45 | Sam Farrell | 79 | Head | — | Canada English |
| 46 | Johannah Farrell | 87 | Wife | — | New York |
| 47 | Martha Rasmussen | 71 | Roomer | — | Norway |
| 48 | Mary E. Johnson | 71 | Head | — | Wisconsin |
| 49 | Clifford A. Wilkinson | 46 | Head | — | Iowa |
| 50 | Mabel Wilkinson | 38 | Wife | — | 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)