DS
Donald Smith — 1930 US Census Record
Model Tree available1930 United States Federal Census · Ringgold, Iowa
Our Model Tree links this Donald Smith across the 1910, 1920 and 1930 US Censuses in Ringgold, Iowa (XGBoost, ~Confirmed), with identified parents Silas & Frances — first a head (b.~1897), then head of a 3-person household.
Age 33
b. ~1897
Male
Head
Born: Iowa
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Ringgold, Iowa |
| Surname | Smith |
| Given Name | Donald C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 22 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | Yes WW |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Tingley Township Pt |
| Est. Birth Year | ~1897 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Donald | Age | Birth yr |
|---|---|---|---|---|
| Donald Smith | Head | — | 33 | ~1897 |
| Beulah Smith | Other | — | 31 | ~1899 |
| Francis Smith | Son | — | 10 | ~1920 |
Census Appearances
1910
Ringgold, Iowa
Son, age 13
Ringgold, Iowa · implied b. ~1897 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Donald C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Ringgold, Iowa
Head, age 23
Ringgold, Iowa · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Donald |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Michigan |
| Mother's Birthplace | New York |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Year of Naturalization | R |
| Birthplace (normalized) | iowa |
1930
Ringgold, Iowa
Head, age 33
Ringgold, Iowa · implied b. ~1897 — 3 household members
| Surname | Smith |
| Given Name | Donald C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 22 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | New York |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | Yes WW |
| 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 Donald Smith across 3 US Census years (1910, 1920 and 1930) in Ringgold, Iowa, using XGBoost record linkage. Identified parents: father Silas Smith (~0.92 confidence) and mother Frances Smith (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Silas Smith
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Frances Smith
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Donald Smith
Head · 1930 · age 33 · b. ~1897 · Iowa
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Ringgold, Iowa
Open full size
1930 US Federal Census — Ringgold, Iowa
Page Contents
14 people indexed on this census page (ia:1930:iowacensus00reel680:0654)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Leta V. Madden | 20 | Wife-H | — | Iowa |
| 52 | Charles L. Madden | 0 | Son | — | Iowa |
| 53 | Clarence G. Wada | 25 | Head | Farmer | Iowa |
| 54 | S. Thelma Wada | 24 | Wife-H | — | Iowa |
| 55 | Donald D. Wada | 3 | Son | — | Iowa |
| 56 | Lloyd H. Wada | 0 | Son | — | Iowa |
| 57 | Roy C. Miller | 46 | Head | Farmer | Iowa |
| 58 | Della S. Miller | 47 | Wife-H | — | Iowa |
| 59 | Harvey L. Miller | 19 | Son | — | California |
| 60 | William J. Miller | 10 | Son | — | Iowa |
| 61 | Perry W. Miller | 75 | Father | — | Iowa |
| 62 | Donald C. Smith THIS PERSON | 33 | Head | Farmer | Iowa |
| 63 | Beulah I. Smith | 31 | Wife-H | — | Iowa |
| 64 | Francis E. Smith | 10 | Son | — | Iowa |
Pedigree Summary
Donald
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)