MJ
Maud Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Wapello, Iowa
Our Model Tree links this Maud Johnson across the 1920 and 1930 US Censuses in Wapello, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1887), then head of a 10-person household.
Age 43
b. ~1887
Female
Spouse
Born: Iowa
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Wapello, Iowa |
| Surname | Johnson |
| Given Name | Maud |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 27 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Ottumwa Grand View Addition |
| 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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Maud | Age | Birth yr |
|---|---|---|---|---|
| Harold Johnson | Son | — | 13 | ~1917 |
| Mary Johnson | Daughter | — | 6 | ~1924 |
| Ruth Johnson | Daughter | — | 2 | ~1928 |
| Maud Johnson | Spouse | — | 43 | ~1887 |
| Arthur Johnson | Son | — | 14 | ~1916 |
| Charles Johnson | Son | — | 8 | ~1922 |
| Margaret Johnson | Daughter | — | 16 | ~1914 |
| Bertha Johnson | Daughter | — | 10 | ~1920 |
| William Johnson | Son | — | 4 | ~1926 |
| William Johnson | Head | — | 43 | ~1887 |
Census Appearances
1920
Wapello, Iowa
Spouse, age 32
Wapello, Iowa · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Maud |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Wapello, Iowa
Spouse, age 43
Wapello, Iowa · implied b. ~1887 — 10 household members
| Surname | Johnson |
| Given Name | Maud |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 27 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Maud Johnson across 2 US Census years (1920 and 1930) in Wapello, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
Maud 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 — Wapello, Iowa
Open full size
1930 US Federal Census — Wapello, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel685:0898)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carl Swenson | 25 | Head | Crane Operator | Iowa |
| 2 | Mildred Swenson | 24 | Wife | — | Iowa |
| 3 | John E. Weir | 26 | Head | Salesman | Iowa |
| 4 | Ruth Weir | 22 | Wife | — | Iowa |
| 5 | Allison Wilkins | 25 | Head | Washman | Iowa |
| 6 | Mildred Wilkins | 25 | Wife | — | Iowa |
| 7 | Betty Wilkins | 7 | Daughter | — | Iowa |
| 8 | Hallie B. Wilkins | 4 | Daughter | — | Iowa |
| 9 | Frank Taylor | 39 | Head | Lumber | Missouri |
| 10 | Mabel Taylor | 38 | Wife | — | Illinois |
| 11 | Clara Taylor | 11 | Daughter | — | Iowa |
| 12 | Francis Taylor | 8 | Son | — | Iowa |
| 13 | Ivan Mcgee | 29 | Head | Salesman | Iowa |
| 14 | Dorothy Mcgee | 25 | Wife | — | Missouri |
| 15 | Beverly Mcgee | 0 | Daughter | — | Iowa |
| 16 | Willard Hindman | 50 | Head | Truck Driver | Iowa |
| 17 | Minnie Hindman | 51 | Wife | — | Iowa |
| 18 | William Johnson | 43 | Head | Moulder | Illinois |
| 19 | Maud Johnson THIS PERSON | 43 | Wife | — | Iowa |
| 20 | Margaret Johnson | 16 | Daughter | — | Iowa |
| 21 | Arthur Johnson | 14 | Son | — | Iowa |
| 22 | Harold Johnson | 13 | Son | — | Iowa |
| 23 | Bertha Johnson | 10 | Daughter | — | Iowa |
| 24 | Charles Johnson | 8 | Son | — | Iowa |
| 25 | Mary Johnson | 6 | Daughter | — | Iowa |
| 26 | William Jr. Johnson | 4 | Son | — | Iowa |
| 27 | Ruth Johnson | 2 | Daughter | — | Iowa |
| 28 | Alex B. Sailor | 42 | Head | Repairman | Iowa |
| 29 | Ruby Sailor | 25 | Wife | — | Missouri |
| 30 | William Sailor | 19 | Son | Repairman | Illinois |
| 31 | John Sailor | 7 | Son | — | Iowa |
| 32 | Ed B. Wachtler | 35 | Head | Salesman | Iowa |
| 33 | Bertha Wachtler | 28 | Wife | — | Sweden |
| 34 | Mary Wachtler | 66 | Mother | — | Iowa |
| 35 | Delbert Northup | 24 | Head | Butcher | Iowa |
| 36 | Daisy Northup | 23 | Wife | — | Iowa |
| 37 | Susan B. Northup | 5 | Daughter | — | Iowa |
| 38 | William Smith | 49 | Head | Section Helper | Iowa |
| 39 | Grace Smith | 43 | Wife | — | Iowa |
| 40 | Cecil Smith | 9 | Son | — | Michigan |
| 41 | Genevieve Smith | 7 | Daughter | — | Iowa |
| 42 | Clarence Baker | 18 | Step-son | — | Iowa |
| 43 | Lawrence Nation | 6 | Step-son | — | Iowa |
| 44 | Ernest Ihms | 30 | Head | Lumber | Iowa |
| 45 | Ella Ihms | 30 | Wife | — | Minnesota |
| 46 | Joan Ihms | 1 | Daughter | — | Iowa |
| 47 | Frank C. Hamilton | 31 | Head | Ice Cream | Kansas |
| 48 | Angela C. Hamilton | 28 | Wife | Bookkeeper | Iowa |
| 49 | Betty G. Hamilton | 5 | Daughter | — | Iowa |
| 50 | Leila M. Hamilton | 2 | Daughter | — | Missouri |
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)