WP
William Perry — 1930 US Census Record
Model Tree available1930 United States Federal Census · Polk, Iowa
Our Model Tree links this William Perry across the 1910, 1920 and 1930 US Censuses in Polk, Iowa (XGBoost, ~Confirmed), with identified parents Blanche & Eugene — first a son (b.~1908), then head of a 8-person household.
Age 22
b. ~1908
Male
Son
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Polk, Iowa |
| Surname | Perry |
| Given Name | William B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1908 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Margaret Perry | Daughter | — | 15 | ~1915 |
| Mary Perry | Daughter | — | 18 | ~1912 |
| Dorothy Perry | Daughter | — | 13 | ~1917 |
| Eugene Perry | Head | — | 53 | ~1877 |
| Grace Burnham | Other | — | 78 | ~1852 |
| John Perry | Son | — | 20 | ~1910 |
| William Perry | Son | — | 22 | ~1908 |
| Blanche Perry | Spouse | — | 53 | ~1877 |
Census Appearances
1910
Polk, Iowa
Son, age 2
Polk, Iowa · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Perry |
| Given Name | William V. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Illinois |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Polk, Iowa
Son, age 11
Polk, Iowa · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Perry |
| Given Name | William B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Polk, Iowa
Son, age 22
Polk, Iowa · implied b. ~1908 — 8 household members
| Surname | Perry |
| Given Name | William B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Illinois |
| 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 Perry across 3 US Census years (1910, 1920 and 1930) in Polk, Iowa, using XGBoost record linkage. Identified parents: mother Blanche Perry (~0.92 confidence) and father Eugene Perry (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Blanche Perry
b. ~1877
Source mother
● Household
· direct · ~0.92
Father
Eugene Perry
b. ~1878
Source father
● Household
· direct · ~0.92
This person
Anchor record
William Perry
Son · 1930 · age 22 · b. ~1908 · Iowa
★ You are viewing this record
Sibling
Dorothy Perry
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Perry
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Perry
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Perry
Sibling · 1930 · age 20
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:iowacensus00reel674:0146)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary Madden | 10 | Daughter | — | Iowa |
| 52 | Virginia Madden | 9 | Daughter | — | Iowa |
| 53 | Richard Jr Madden | 5 | Son | — | Iowa |
| 54 | Ruth Queen | 20 | Servant | Servant | Iowa |
| 55 | Rodney P Fagen | 40 | Head | Dealer | Iowa |
| 56 | Mary A Fagen | 29 | Wife | — | Iowa |
| 57 | Mary P Fagen | 2 | Daughter | — | Iowa |
| 58 | Katherine O'Laughlin | 38 | Servant | Servant | Irish Free State |
| 59 | Harriet M Robey | 46 | Head | Sales Manager | Minnesota |
| 60 | Cora Havelland | 48 | Servant | Servant | Iowa |
| 61 | Mary B Wallace | 62 | Head | — | New York |
| 62 | Ruth E Wallace | 28 | Daughter | — | Illinois |
| 63 | David T Stubbs | 72 | Head | — | Illinois |
| 64 | Charity E Stubbs | 68 | Wife | Interior Decorator | Wisconsin |
| 65 | Richard B Stubbs | 27 | Son | Clerk | Wisconsin |
| 66 | James G Wallace | 34 | Head | Treasurer | Illinois |
| 67 | Virginia S Wallace | 31 | Wife | — | Nebraska |
| 68 | Virginia L Wallace | 7 | Daughter | — | Iowa |
| 69 | James G Jr Wallace | 4 | Son | — | Iowa |
| 70 | David Wallace | 1 | Son | — | Iowa |
| 71 | Hattie Cozad | 62 | Servant | Servant | Iowa |
| 72 | Fred W Moss | 70 | Head | — | Illinois |
| 73 | Mary E Moss | 68 | Wife | — | Michigan |
| 74 | Morgan R Paschal | 30 | Lodger | Inspector | Iowa |
| 75 | Charles B English | 67 | Head | Broker | Illinois |
| 76 | Laura T English | 60 | Wife | — | Illinois |
| 77 | Alta G English | 37 | Daughter | — | Illinois |
| 78 | Lillian English | 27 | Daughter | Stenographer | Illinois |
| 79 | John R Glendenning | 54 | Head | Broker | Illinois |
| 80 | Florence H Glendenning | 59 | Wife | — | Illinois |
| 81 | Eugene D Perry | 53 | Head | Lawyer | Indiana |
| 82 | Blanche K Perry | 53 | Wife | — | Illinois |
| 83 | William B Perry THIS PERSON | 22 | Son | — | Iowa |
| 84 | John E Perry | 20 | Son | — | Iowa |
| 85 | Mary E Perry | 18 | Daughter | — | Iowa |
| 86 | Margaret G Perry | 15 | Daughter | — | Iowa |
| 87 | Dorothy H Perry | 13 | Daughter | — | Iowa |
| 88 | Grace S Burnham | 78 | Mother-in-law | — | Iowa |
| 89 | Quit A Holland | 52 | Head | Manager | Iowa |
| 90 | Adelia B Holland | 46 | Wife | — | Iowa |
| 91 | Robert B Holland | 18 | Son | — | Iowa |
| 92 | Catharine A Scott | 69 | H | — | Iowa |
| 93 | May Swartzendruver | 60 | Sister | — | Iowa |
| 94 | Robert D Brown | 10 | Nephew | — | Minnesota |
| 95 | Charles F Dunbar | 40 | Head | Broker | Iowa |
| 96 | Kathleen B Dunbar | 36 | Wife | — | Iowa |
| 97 | Jack Dunbar | 8 | Son | — | Iowa |
| 98 | Jane Dunbar | 1 | Daughter | — | Iowa |
| 99 | Edward Arnagel | 49 | Head | Doctor | Iowa |
| 100 | Lucile H Arnagel | 38 | Wife | — | Iowa |
Pedigree Summary
William + 4 siblings
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)