WB
William Barrett — 1930 US Census Record
Model Tree available1930 United States Federal Census · Polk, Iowa
Our Model Tree links this William Barrett across the 1910, 1920 and 1930 US Censuses in Polk, Iowa (XGBoost, ~Confirmed), with identified parents William & Lotta — first a son (b.~1899), then head of a 4-person household.
Age 31
b. ~1899
Male
Son
Born: Iowa
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Polk, Iowa |
| Surname | Barrett |
| Given Name | William E. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 22 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | Salesman |
| Industry | Automobile |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Salesman |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1899 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Ada Barrett | Daughter | — | 42 | ~1888 |
| William Barrett | Head | — | 72 | ~1858 |
| Sarah Barrett | Other | — | 33 | ~1897 |
| William Barrett | Son | — | 31 | ~1899 |
Census Appearances
1910
Polk, Iowa
Son, age 11
Polk, Iowa · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barrett |
| Given Name | William E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Polk, Iowa
Son, age 20
Polk, Iowa · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barrett |
| Given Name | William A Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Polk, Iowa
Son, age 31
Polk, Iowa · implied b. ~1899 — 4 household members
| Surname | Barrett |
| Given Name | William E. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 22 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Iowa |
| Occupation | Salesman |
| Industry | Automobile |
| 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 William Barrett across 3 US Census years (1910, 1920 and 1930) in Polk, Iowa, using XGBoost record linkage. Identified parents: father William Barrett (~0.92 confidence) and mother Lotta Barrett (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Barrett
b. ~1858
Source father
● Household
· direct · ~0.92
Mother
Lotta Barrett
b. ~1863
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Barrett
Son · 1930 · age 31 · b. ~1899 · Iowa
★ You are viewing this record
Sibling
Ada Barrett
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 — Polk, Iowa
Open full size
1930 US Federal Census — Polk, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel674:0082)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ray M. Messerschmidt | 35 | Head | Cashier | Illinois |
| 52 | Mabel O. Messerschmidt | 34 | Wife-H | — | Iowa |
| 53 | Albert L. Messerschmidt | 8 | Son | — | Iowa |
| 54 | Roy H. Messerschmidt | 5 | Son | — | Iowa |
| 55 | Helen C. Messerschmidt | 3 | Daughter | — | Iowa |
| 56 | Dorothy L. Sergeant | 23 | Sister-in-law | — | California |
| 57 | Marc P. Berney | 33 | Head | Salesman | Missouri |
| 58 | Mae Berney | 33 | Wife-H | — | Missouri |
| 59 | Marc P. Jr. Berney | 2 | Son | — | Illinois |
| 60 | Allie Riddie | 35 | Head | Proprietor | Iowa |
| 61 | Elizabeth A. Riddie | 35 | Wife-H | — | Iowa |
| 62 | Sam S. Hockenberg | 26 | Head | Salesman | Missouri |
| 63 | Mollie Hockenberg | 24 | Wife-H | Stenographer | Iowa |
| 64 | Ernest C. Kuenzel | 27 | Head | Manager | Iowa |
| 65 | Ruth Kuenzel | 26 | Wife-H | — | Iowa |
| 66 | John A. Sparger | 39 | Head | Superintendent | Nebraska |
| 67 | Margaret F. Sparger | 39 | Wife-H | — | Iowa |
| 68 | John A. Jr. Sparger | 10 | Son | — | Indiana |
| 69 | Barbara J. Sparger | 5 | Daughter | — | Indiana |
| 70 | William B. Sparger | 3 | Son | — | Indiana |
| 71 | Anna G. Mcnish | 63 | Mother | — | Russia |
| 72 | Maurice T. Gillespie | 31 | Head | President | Iowa |
| 73 | Nellie M. Gillespie | 32 | Wife-H | — | Iowa |
| 74 | Rex F. Stark | 32 | Head | Sales Manager | Iowa |
| 75 | Helen M. Stark | 30 | Wife-H | — | Iowa |
| 76 | Deborah N. Stark | 3 | Daughter | — | Iowa |
| 77 | Harold R. Clements | 20 | Head | Salesman | Iowa |
| 78 | Hazel M. Clements | 29 | Wife-H | — | Iowa |
| 79 | Joann J. Clements | 1 | Daughter | — | Iowa |
| 80 | Merrill A. Libolt | 38 | Head | Laborer | Nebraska |
| 81 | Helen F. Libolt | 24 | Wife-H | — | Iowa |
| 82 | Loraine M. Libolt | 1 | Daughter | — | Iowa |
| 83 | Archie R. Mellor | 37 | Head | Inspector | Iowa |
| 84 | Margaret R. Mellor | 33 | Wife-H | — | Iowa |
| 85 | John R. Mellor | 9 | Son | — | Iowa |
| 86 | Hugh B. Mellor | 4 | Son | — | Iowa |
| 87 | James P. Chrisman | 45 | Head | Florist | Iowa |
| 88 | Maud M. Chrisman | 40 | Wife-H | Teacher | Iowa |
| 89 | Harry Brody | 59 | Head | — | Poland |
| 90 | Celia Brody | 46 | Wife-H | — | Illinois |
| 91 | Frank D. Brody | 20 | Son | Apprentice | Iowa |
| 92 | Hildur O. Anderson | 54 | Maid | Maid | Sweden |
| 93 | Julian A. Peverill | 40 | Head | Proprietor | Minnesota |
| 94 | Lennie J. Peverill | 41 | Wife-H | — | Iowa |
| 95 | Juliet Peverill | 19 | Daughter | — | Iowa |
| 96 | Joan Peverill | 9 | Daughter | — | Iowa |
| 97 | William E. Barrett | 72 | Head | Cashier | Michigan |
| 98 | Ada Barrett | 42 | Daughter | Clerk | Iowa |
| 99 | William E. Jr. Barrett THIS PERSON | 31 | Son | Salesman | Iowa |
| 100 | Sarah H. Barrett | 33 | Daughter-in-law | — | Iowa |
Related Census Records
Pedigree Summary
William + 1 sibling
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)