MD
Mary Doran — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Polk, Iowa
Our Model Tree links this Mary Doran across the 1930 and 1940 US Censuses in Polk, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1917), then head of a 7-person household.
Age 13
b. ~1917
Female
Daughter
Born: Nebraska
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Polk, Iowa |
| Surname | Doran |
| Given Name | Mary G. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Nebraska |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1917 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Peter Doran | Son | — | 5 | ~1925 |
| Mary Doran | Daughter | — | 13 | ~1917 |
| Norman Doran | Son | — | 8 | ~1922 |
| Frank Doran | Head | — | 37 | ~1893 |
| Inez Doran | Spouse | — | 40 | ~1890 |
| Mary Doran | Other | — | 82 | ~1848 |
| Samuel Doran | Son | — | 9 | ~1921 |
Census Appearances
1930
Polk, Iowa
Daughter, age 13
Polk, Iowa · implied b. ~1917 — 7 household members
| Surname | Doran |
| Given Name | Mary G. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Nebraska |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Polk-County, Iowa
Daughter, age 23
Polk-County, Iowa · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Doran |
| Given Name | Marianna |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Des Moines |
| 1935 Residence (County) | Polk |
| Occupation | Clerical |
| Industry | State Real Estate Dept. |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 266 |
| Highest Grade | C 2 |
| 1935 Residence | Iowa |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Doran across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Doran
Daughter · 1930 · age 13 · b. ~1917 · Iowa
★ You are viewing this record
Sibling
Norman Doran
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Peter Doran
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Doran
Sibling · 1930 · age 9
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 — Polk, Iowa
Open full size
1930 US Federal Census — Polk, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel677:0866)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Otis Miller | 44 | Head | Distributor | Iowa |
| 52 | Anna Miller | 44 | Wife | — | England |
| 53 | Virginia Miller | 7 | Daughter | — | Iowa |
| 54 | James H. Gill | 45 | Head | Miner | Kentucky |
| 55 | George C. Hasselbrink | 53 | Head | Contractor | Germany |
| 56 | Dorothy Hasselbrink | 44 | Wife | — | Germany |
| 57 | Reinhardt Hasselbrink | 23 | Son | Switchman | Iowa |
| 58 | Theodore Hasselbrink | 18 | Son | — | Iowa |
| 59 | George Riley | 43 | Roomer | Baker | Germany |
| 60 | Charles Gross | 66 | Head | Laborer | Iowa |
| 61 | Alice Gross | 62 | Wife | — | Indiana |
| 62 | Louise Gross | 18 | Daughter | Billing | Iowa |
| 63 | Wayne Gross | 16 | Son | — | Iowa |
| 64 | Rose Martin | 24 | Boarder | Proof Reader | Iowa |
| 65 | Matthew Jr. Wagerick | 29 | Head | Hog Buyer | Iowa |
| 66 | Edna Wagerick | 22 | Wife | — | Arizona |
| 67 | Edward Day | 50 | Head | Truck Driver | Iowa |
| 68 | Mary H. Day | 56 | Wife | — | Iowa |
| 69 | Harry R. Schultz | 24 | Head | Laborer | Iowa |
| 70 | Della N. Schultz | 24 | Wife | Trimmer | Missouri |
| 71 | Frank L. Doran | 37 | Head | Pipe Fitter | Missouri |
| 72 | Inez Doran | 40 | Wife | — | Nebraska |
| 73 | Mary G. Doran THIS PERSON | 13 | Daughter | — | Nebraska |
| 74 | Samuel Doran | 9 | Son | — | Nebraska |
| 75 | Norman Doran | 8 | Son | — | Nebraska |
| 76 | Peter Doran | 5 | Son | — | Nebraska |
| 77 | Mary Doran | 82 | Mother | — | Virginia |
| 78 | Eline Brandes | 71 | Head | — | Germany |
| 79 | Frank I. Bell | 58 | Head | Janitor | Missouri |
| 80 | Sadie M. Bell | 54 | Wife | — | Indiana |
| 81 | Lorraine Bell | 24 | Daughter | — | Nebraska |
| 82 | Pauline Bell | 13 | Daughter | — | Italy |
| 83 | Richard Smith | 48 | Boarder | Teamster | At Sea |
| 84 | Kenneth M. Cockayne | 28 | Head | Brake Man | Iowa |
| 85 | Addie Cockayne | 24 | Wife | — | Iowa |
| 86 | Beverly Cockayne | 1 | Daughter | — | Iowa |
| 87 | Walter P. Hinks | 54 | Head | Tree Surgeon | Illinois |
| 88 | Flora Hinks | 54 | Wife | Servant | Illinois |
| 89 | Robert H. Hinks | 17 | Son | — | Iowa |
| 90 | Harriet E. Hinks | 14 | Daughter | — | Iowa |
| 91 | Lois M. Hinks | 12 | Daughter | — | Iowa |
| 92 | Swan B. Anderson | 39 | Head | Pressman | Sweden |
| 93 | Jennie Anderson | 39 | Wife | — | Pennsylvania |
| 94 | Florence Anderson | 15 | Daughter | — | Iowa |
| 95 | Lois Anderson | 4 | Daughter | — | Iowa |
| 96 | Carl P. Orthund | 40 | Head | Salesman | Iowa |
| 97 | Ellen T. Orthund | 37 | Wife | — | Pennsylvania |
| 98 | Betty A. Orthund | 5 | Daughter | — | Iowa |
| 99 | Mihala Punt | 61 | Wife | — | Iowa |
| 100 | George Punt | 60 | Head | Conductor | Iowa |
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)