FS
Franklin Smith — 1930 US Census Record
Model Tree available1930 United States Federal Census · Black Hawk, Iowa
Our Model Tree links this Franklin Smith across the 1910, 1920 and 1930 US Censuses in Black Hawk, Iowa (XGBoost, ~Confirmed), with identified parents Burt & Mark — first a son (b.~1902), then head of a 4-person household.
Age 28
b. ~1902
Male
Son
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Black Hawk, Iowa |
| Surname | Smith |
| Given Name | Franklin W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Iowa |
| Age at First Marriage | 28 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Indiana |
| Additional Details | |
| Occupation | Traveling Auditor |
| Industry | Oil Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Traveling Auditor |
| Township / Ward | Waterloo City |
| Est. Birth Year | ~1902 |
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 Franklin | Age | Birth yr |
|---|---|---|---|---|
| Franklin Smith | Son | — | 28 | ~1902 |
| Erwin Smith | Son | — | 25 | ~1905 |
| Emma Smith | Other | — | 50 | ~1880 |
| Mark Smith | Head | — | 54 | ~1876 |
Census Appearances
1910
Chickasaw, Iowa
Son, age 9
Chickasaw, Iowa · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Franklin W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Indiana |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Black Hawk, …
Son, age 18
Black Hawk, Iowa · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Franklin W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Indiana |
| Occupation | Helper |
| Industry | Metal Products Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Black Hawk, …
Son, age 28
Black Hawk, Iowa · implied b. ~1902 — 4 household members
| Surname | Smith |
| Given Name | Franklin W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Iowa |
| Age at First Marriage | 28 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Indiana |
| Occupation | Traveling Auditor |
| Industry | Oil Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 Franklin Smith across 3 US Census years (1910, 1920 and 1930) in 2 locations, using XGBoost record linkage. Identified parents: father Burt Smith (~0.92 confidence) and father Mark Smith (~0.92 confidence) and father Mert Smith (~0.92 confidence) and mother Emma Smith (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Burt Smith
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Mark Smith
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Mert Smith
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Emma Smith
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Franklin Smith
Son · 1930 · age 28 · b. ~1902 · Iowa
★ You are viewing this record
Sibling
Erwin Smith
Sibling · 1930 · age 25
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 — Black Hawk, Iowa
Open full size
1930 US Federal Census — Black Hawk, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel642:0468)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Herbert A. Evans | 14 | Son | — | Iowa |
| 2 | Amanda Heberly | 72 | Head | — | Pennsylvania |
| 3 | Milton H. Heberly | 49 | Son | Truck Driver | Pennsylvania |
| 4 | Alice N. Heberly | 50 | Daughter-in-law | — | Iowa |
| 5 | Harry Knight | 65 | Roomer | — | Wisconsin |
| 6 | Mark Smith | 54 | Head | Barber | Iowa |
| 7 | Emma E. Smith | 50 | Wife-H | — | Indiana |
| 8 | Franklin W. Smith THIS PERSON | 28 | Son | Traveling Auditor | Iowa |
| 9 | Erwin L. Smith | 25 | Son | Civil Engineer | Iowa |
| 10 | Lester F. Moar | 39 | Head | Machinist | Iowa |
| 11 | Anna M. Moar | 36 | Wife-H | Stenographer | Iowa |
| 12 | Velma L. Moar | 11 | Daughter | — | Iowa |
| 13 | Lavonne M. Moar | 8 | Daughter | — | Iowa |
| 14 | Verna B. Powers | 17 | Sister | Bookkeeper | Iowa |
| 15 | Lucian W. Fleming | 57 | Head | Painter | Iowa |
| 16 | Arrie R. Fleming | 40 | Wife-H | — | Nebraska |
| 17 | Verle L. Fleming | 15 | Daughter | — | Iowa |
| 18 | Mary Fleming | 5 | Daughter | — | Iowa |
| 19 | Carl B. Silvere | 23 | Son-in-law | Core Maker | Iowa |
| 20 | Elma H. Silvere | 20 | Daughter | — | Iowa |
| 21 | Carl Jr. Silvere | 3 | Gr. Son | — | Iowa |
| 22 | Lyle H. Rathbone | 30 | Head | Time Study Dept. | Iowa |
| 23 | Lillie H. Rathbone | 27 | Wife-H | — | Iowa |
| 24 | Wayne W. Rathbone | 8 | Son | — | Iowa |
| 25 | Paul L. Rathbone | 6 | Son | — | Iowa |
| 26 | Donna E. Rathbone | 5 | Daughter | — | Wisconsin |
| 27 | Eileen A. Rathbone | 3 | Daughter | — | Iowa |
| 28 | Roy N. Mccombs | 35 | Head | Cook | Iowa |
| 29 | Vera M. Mccombs | 37 | Wife-H | — | Iowa |
| 30 | Helen L. Mccombs | 16 | Daughter | — | Iowa |
| 31 | Doris L. Mccombs | 13 | Daughter | — | Iowa |
| 32 | Irma H. Mccombs | 10 | Daughter | — | Iowa |
| 33 | Edith M. Mccombs | 8 | Daughter | — | Iowa |
| 34 | Marian J. Mccombs | 5 | Daughter | — | Iowa |
| 35 | Lotta A. Thayer | 63 | Mother-in-law | Cook | Michigan |
| 36 | George L. Riedel | 66 | Head | — | Germany |
| 37 | Mary E. Riedel | 60 | Wife-H | — | New York |
| 38 | Ray C. Armstrong | 51 | Head | Foreman | Iowa |
| 39 | Pearl L. Armstrong | 45 | Wife-H | — | Iowa |
| 40 | Oscar J. Armstrong | 20 | Son | Machinist | Iowa |
| 41 | Earl C. Armstrong | 17 | Son | Machinist | Iowa |
| 42 | Winnifred L. Armstrong | 14 | Daughter | — | Iowa |
| 43 | George F. Armstrong | 11 | Son | — | Iowa |
| 44 | Ella A. Houghton | 72 | Mother-in-law | — | Iowa |
| 45 | Bertram Gilles | 37 | Head | Salesman | Iowa |
| 46 | Bertha A. Gilles | 39 | Wife-H | — | Iowa |
| 47 | Roland J. Gilles | 9 | Son | — | Iowa |
| 48 | Rosemary C. Gilles | 7 | Daughter | — | Iowa |
| 49 | Nettie M. Gilles | 60 | Mother | — | Missouri |
| 50 | John H. Eddy | 59 | Head | Foreman | Illinois |
Pedigree Summary
Franklin + 1 sibling
Gen 1 · 4 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)