JB
Jane Brown — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Dubuque, Iowa
Our Model Tree links this Jane Brown across the 1920 and 1930 US Censuses in Dubuque, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 9-person household.
Age 11
b. ~1919
Female
Daughter
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Dubuque, Iowa |
| Surname | Brown |
| Given Name | Jane H. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | City Of Dubuque |
| Est. Birth Year | ~1919 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Jane | Age | Birth yr |
|---|---|---|---|---|
| Mary Brown | Daughter | — | 19 | ~1911 |
| William Brown | Head | — | 57 | ~1873 |
| Ethel Brown | Other | — | 47 | ~1883 |
| Elizabeth Brown | Daughter | — | 13 | ~1917 |
| William Brown | Son | — | 17 | ~1913 |
| Alice Brown | Daughter | — | 4 | ~1926 |
| Jane Brown | Daughter | — | 11 | ~1919 |
| Carolyn Brown | Daughter | — | 7 | ~1923 |
| Thomas Brown | Son | — | 14 | ~1916 |
Census Appearances
1920
Dubuque, Iowa
Daughter, age 1
Dubuque, Iowa · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Janet |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Dubuque, Iowa
Daughter, age 11
Dubuque, Iowa · implied b. ~1919 — 9 household members
| Surname | Brown |
| Given Name | Jane H. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| 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 Jane Brown across 2 US Census years (1920 and 1930) in Dubuque, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
Jane Brown
Daughter · 1930 · age 11 · b. ~1919 · Iowa
★ You are viewing this record
Sibling
Alice Brown
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Brown
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Brown
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Brown
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carolyn Brown
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Brown
Sibling · 1930 · age 19
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 — Dubuque, Iowa
Open full size
1930 US Federal Census — Dubuque, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel653:1063)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Catherine Haley | 18 | Daughter | — | Iowa |
| 52 | Carl H. Jungwirth | 52 | Head | Sec. Supt. | Germany |
| 53 | Minnie Jungwirth | 52 | Wife-H | — | Germany |
| 54 | Carl A. Jungwirth | 22 | Son | Truck Driver | Iowa |
| 55 | Joseph G. Epackens | 34 | Head | Clerk | Iowa |
| 56 | Mary Epackens | 34 | Wife-H | — | Iowa |
| 57 | Richard Epackens | 12 | Son | — | Iowa |
| 58 | Mildred Epackens | 11 | Daughter | — | Iowa |
| 59 | Muriel Epackens | 8 | Daughter | — | Iowa |
| 60 | John Epackens | 7 | Son | — | Iowa |
| 61 | Jerome Wildman | 45 | Head | Radio Repair | Illinois |
| 62 | Grace Wildman | 44 | Wife-H | — | Illinois |
| 63 | Donald Wildman | 15 | Son | — | Iowa |
| 64 | Richard Wildman | 11 | Son | — | Iowa |
| 65 | William H. Brown | 57 | Head | Manager | Iowa |
| 66 | Ethel Brown | 47 | Wife-H | — | Iowa |
| 67 | Mary Ethel Brown | 19 | Daughter | — | Iowa |
| 68 | William Jr. Brown | 17 | Son | — | Iowa |
| 69 | Thomas J. Brown | 14 | Son | — | Iowa |
| 70 | Elizabeth R. Brown | 13 | Daughter | — | Wisconsin |
| 71 | Jane H. Brown THIS PERSON | 11 | Daughter | — | Iowa |
| 72 | Carolyn B. Brown | 7 | Daughter | — | Iowa |
| 73 | Alice Brown | 4 | Daughter | — | Iowa |
| 74 | Mary Newman | 63 | Head | — | Illinois |
| 75 | Betty Jane Knight | 4 | Granddaughter | — | Colorado |
| 76 | Sarah Newman | 51 | Sister-in-law | Teacher | Iowa |
| 77 | Kathryn O'Donnell | 41 | Sister | Beauty Culture | Illinois |
| 78 | Ella O'Donnell | 45 | Sister | Beauty Culture | Illinois |
| 79 | Anthony Zimmer | 45 | Head | Shipping Clerk | Germany |
| 80 | Mary E. Zimmer | 45 | Wife-H | — | Iowa |
| 81 | Bernard Dunn | 17 | Step-son | — | Iowa |
| 82 | Madeline Zimmer | 8 | Daughter | — | Iowa |
| 83 | Mary E. Zimmer | 7 | Daughter | — | Iowa |
| 84 | Minnie Breitbach | 47 | Lodger | Steward | United States |
| 85 | Daniel Mcnallen | 50 | Head | Agent | Iowa |
| 86 | Kathryn Mcnallen | 45 | Wife-H | — | Iowa |
| 87 | Clarence Mcnallen | 17 | Son | — | Iowa |
| 88 | Elizabeth Brossman | 42 | Sister-in-law | Dietician | Iowa |
| 89 | Albert Rolling | 38 | Head | Retail Merchant | Iowa |
| 90 | Pearl Rolling | 41 | Wife-H | — | Illinois |
| 91 | Carol Rolling | 12 | Daughter | — | Iowa |
| 92 | Ted Rolling | 10 | Son | — | Iowa |
| 93 | Ralph Rolling | 5 | Son | — | Iowa |
| 94 | John Rolling | 1 | Son | — | Iowa |
| 95 | Wesley J. Themke | 39 | Head | Manager | Iowa |
| 96 | Gertrude Themke | 39 | Wife-H | — | Iowa |
| 97 | Mary E. Themke | 14 | Daughter | — | Iowa |
| 98 | Thomas Themke | 12 | Son | — | Iowa |
| 99 | Helen Themke | 9 | Daughter | — | Iowa |
| 100 | Marjorie Themke | 6 | Daughter | — | 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)