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Mary Mueller — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Scott, Iowa
Our Model Tree links this Mary Mueller across the 1920 and 1930 US Censuses in Scott, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1886), then head of a 4-person household.
Age 44
b. ~1886
Female
Daughter
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Scott, Iowa |
| Surname | Mueller |
| Given Name | Mary M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Germany |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | Clerk |
| Industry | Arsenal |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Clerk |
| Township / Ward | Davenport City |
| Est. Birth Year | ~1886 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Esther Mueller | Daughter | — | 36 | ~1894 |
| Mary Mueller | Daughter | — | 44 | ~1886 |
| Anna Mueller | Daughter | — | 42 | ~1888 |
| Mary Mueller | Head | — | 65 | ~1865 |
Census Appearances
1920
Scott, Iowa
Daughter, age 34
Scott, Iowa · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Moeller |
| Given Name | Mary M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Baden Ger |
| Mother's Birthplace | Iowa |
| Occupation | Clerk |
| Industry | Arsenal |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Scott, Iowa
Daughter, age 44
Scott, Iowa · implied b. ~1886 — 4 household members
| Surname | Mueller |
| Given Name | Mary M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Germany |
| Mother's Birthplace | Iowa |
| Occupation | Clerk |
| Industry | Arsenal |
| Class of Worker | W |
| 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 Mary Mueller across 2 US Census years (1920 and 1930) in Scott, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mueller
Daughter · 1930 · age 44 · b. ~1886 · Iowa
★ You are viewing this record
Sibling
Esther Mueller
Sibling · 1930 · age 36
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Mueller
Sibling · 1930 · age 42
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Scott, Iowa
Open full size
1930 US Federal Census — Scott, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel682:0170)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Vincent J Powers | 18 | Son | — | Iowa |
| 52 | Gertrude Preston | 47 | Head | — | Iowa |
| 53 | William Curley | 29 | Head | Shipping Clerk | Iowa |
| 54 | Martha M Curley | 37 | Wife | — | Iowa |
| 55 | Thomas Cross | 70 | Head | Carpenter | Ohio |
| 56 | Helen Cross | 30 | Daughter | Stenographer | Ohio |
| 57 | Mary Mueller | 65 | Head | — | Iowa |
| 58 | Mary M Mueller THIS PERSON | 44 | Daughter | Clerk | Iowa |
| 59 | Anna T Mueller | 42 | Daughter | Bookkeeper | Iowa |
| 60 | Esther G Mueller | 36 | Daughter | Stenographer | Iowa |
| 61 | Bart A Early | 30 | Head | Boiler-Maker | Iowa |
| 62 | Grace Early | 27 | Wife | Beauty Operator | Iowa |
| 63 | Glenn Early | 6 | Son | — | Iowa |
| 64 | Jeanne Early | 5 | Daughter | — | Iowa |
| 65 | Clayton Colliston | 38 | Head | Operator | Iowa |
| 66 | Ruth Colliston | 36 | Wife | — | Iowa |
| 67 | Helen R Colliston | 14 | Daughter | — | Iowa |
| 68 | Betty J Colliston | 8 | Daughter | — | Iowa |
| 69 | Alice Dougherty | 53 | Head | — | Iowa |
| 70 | Katherine Dougherty | 25 | Daughter | Bookkeeper | Iowa |
| 71 | Genevieve Dougherty | 23 | Daughter | Stenographer | Iowa |
| 72 | Mary J Dougherty | 20 | Daughter | Clerk | Iowa |
| 73 | Rose A Dougherty | 16 | Daughter | — | Iowa |
| 74 | Frances Dougherty | 15 | Daughter | — | Iowa |
| 75 | Beatrice Burnett | 35 | Head | Teacher | Iowa |
| 76 | Llewellyn Burnett | 11 | Son | — | Iowa |
| 77 | Marie Flickinger | 62 | Mother | Tailoress | Iowa |
| 78 | Henry Carps | 37 | Head | Carpenter | Germany |
| 79 | Ruby Carps | 38 | Wife | — | Iowa |
| 80 | Elision Carps | 17 | Son | — | Iowa |
| 81 | Janet Carps | 14 | Daughter | — | Iowa |
| 82 | Henry T Speth | 65 | Head | — | Germany |
| 83 | Emma Speth | 64 | Wife | — | Iowa |
| 84 | Mary O'Hern | 45 | Head | — | Iowa |
| 85 | Thomas F O'Hern | 17 | Son | — | Iowa |
| 86 | Mary C O'Hern | 11 | Daughter | — | Iowa |
| 87 | Mary A Flynn | 75 | Mother | — | Iowa |
| 88 | Bess K Flynn | 49 | Sister | Operator | Iowa |
| 89 | Calla E Flynn | 38 | Sister | — | Iowa |
| 90 | John T Moore | 67 | Head | Laborer | Iowa |
| 91 | Catherine Moore | 67 | Wife | — | Michigan |
| 92 | James P Mccarthy | 63 | Brother | Custodian | Iowa |
| 93 | Luke J Mccarthy | 35 | Nephew | Floorplan | Iowa |
| 94 | Frances Mccarthy | 30 | Niece | — | Kansas |
| 95 | Florence Gainey | 62 | Head | — | Iowa |
| 96 | Richard B Gainey | 20 | Son | Bookkeeper | Iowa |
| 97 | James Bollinger | 62 | Head | Attorney | Illinois |
| 98 | Mary Bollinger | 68 | Wife | — | Iowa |
| 99 | Richard R Tersch | 33 | Head | Gas-Fitter | Iowa |
| 100 | Frida Tersch | 49 | Sister | Checker | Germany |
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)