BS
Bert Smith — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Polk, Iowa
Our Model Tree links this Bert Smith across the 1920 and 1930 US Censuses in Polk, Iowa (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 7-person household.
Age 14
b. ~1916
Male
Son
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Polk, Iowa |
| Surname | Smith |
| Given Name | Bert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1916 |
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 Bert | Age | Birth yr |
|---|---|---|---|---|
| Thelma Smith | Daughter | — | 19 | ~1911 |
| Iona Smith | Son | — | 1 | ~1929 |
| David Smith | Son | — | 11 | ~1919 |
| Pearl Smith | Spouse | — | 44 | ~1886 |
| Opal Smith | Daughter | — | 8 | ~1922 |
| Bert Smith | Son | — | 14 | ~1916 |
| Albert Smith | Head | — | 49 | ~1881 |
Census Appearances
1920
Polk, Iowa
Son, age 4
Polk, Iowa · implied b. ~1916 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Bert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Polk, Iowa
Son, age 14
Polk, Iowa · implied b. ~1916 — 7 household members
| Surname | Smith |
| Given Name | Bert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| 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 Bert Smith across 2 US Census years (1920 and 1930) in Polk, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
Bert Smith
Son · 1930 · age 14 · b. ~1916 · Iowa
★ You are viewing this record
Sibling
Opal Smith
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Smith
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thelma Smith
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Iona Smith
Sibling · 1930 · age 1
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
48 people indexed on this census page (ia:1930:iowacensus00reel675:0358)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Harlan R. Woods | 61 | Head | Proprietor | Kansas |
| 52 | Eva Woods | 51 | Wife | Proprietor | Pennsylvania |
| 53 | Sarah J. Orange | 88 | Mother-in-law | None | Indiana |
| 54 | Thomas Ferris | 41 | Head | Stationary Engr. | Missouri |
| 55 | Mary E. Ferris | 39 | Wife | None | Missouri |
| 56 | Morris L. Ferris | 21 | Son | Machinist | Missouri |
| 57 | Lucille Ferris | 19 | Daughter | Machine Oper. | Missouri |
| 58 | Roy Elliott | 44 | Head | Carpenter | Iowa |
| 59 | Media Elliott | 44 | Wife | None | Iowa |
| 60 | Julia Snow | 16 | Step-daughter | None | Iowa |
| 61 | Lester Snow | 22 | Step-son | Laborer | Indiana |
| 62 | Sol Fridman | 52 | Head | Foreman | Russia |
| 63 | Klara Fridman | 50 | Wife | None | Russia |
| 64 | Dave Fridman | 25 | Son | Laborer | Russia |
| 65 | Charles W. Bradford | 50 | Head | Carpenter | Kansas |
| 66 | Effie C. Bradford | 54 | Wife | None | Illinois |
| 67 | Bert A. Chick | 30 | Head | Janitor | Iowa |
| 68 | Dorothy Chick | 31 | Wife | None | Iowa |
| 69 | Donald Chick | 2 | Son | None | Iowa |
| 70 | Lou Myers | 36 | Head | Salesman | Iowa |
| 71 | Sophie Myers | 27 | Wife | None | England |
| 72 | Rosalyn Myers | 7 | Daughter | None | Iowa |
| 73 | Ervin Myers | 5 | Son | None | Iowa |
| 74 | Norma J. Myers | 3 | Daughter | None | Iowa |
| 75 | Albert Smith | 49 | Head | Laborer | Iowa |
| 76 | Pearl Smith | 44 | Wife | None | Iowa |
| 77 | Bert Smith THIS PERSON | 14 | Son | None | Iowa |
| 78 | David Smith | 11 | Son | None | Iowa |
| 79 | Opal Smith | 8 | Daughter | None | Iowa |
| 80 | Iona Smith | 1 | Son | None | Iowa |
| 81 | Thelma Smith | 19 | Daughter | Helper | Iowa |
| 82 | Lester Statler | 20 | Head | Laborer | California |
| 83 | Effie Statler | 18 | Wife | None | Iowa |
| 84 | Johanna Moriarty | 70 | Head | None | England |
| 85 | Clarence Moriarty | 32 | Head | Truck Driver | Iowa |
| 86 | Gladys Moriarty | 27 | Wife | None | Iowa |
| 87 | Marie Moriarty | 9 | Daughter | None | Iowa |
| 88 | Harry Lee | 32 | Boarder | None | Iowa |
| 89 | Harold Martin | 27 | Head | Cook | Iowa |
| 90 | Laura Martin | 19 | Wife | None | Iowa |
| 91 | Virginia Martin | 2 | Daughter | None | Iowa |
| 92 | Johnene Martin | 1 | Daughter | None | Iowa |
| 93 | Mary Hurley | 62 | Head | Proprietor | New York |
| 94 | Margaret Hurley | 60 | Sister | None | New York |
| 95 | Linda Hurley | 52 | Sister | Sales Lady | St. Paul |
| 96 | Harry Small | 38 | Head | Proprietor | Poland |
| 97 | Bertha Small | 38 | Wife | None | Russia |
| 98 | Dorothy R. Small | 12 | Daughter | None | Iowa |
Related Census Records
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)