OS
Oliver Smith — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Oliver Smith across the 1930 and 1940 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a son (b.~1915), then head of a 10-person household.
Age 15
b. ~1915
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Smith |
| Given Name | Oliver N. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1915 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Oliver | Age | Birth yr |
|---|---|---|---|---|
| Lena Smith | Spouse | — | 40 | ~1890 |
| Genevra Smith | Daughter | — | 8 | ~1922 |
| Joseph Smith | Head | — | 41 | ~1889 |
| Audrey Smith | Daughter | — | 3 | ~1927 |
| Doris Smith | Daughter | — | 16 | ~1914 |
| Ella Smith | Daughter | — | 5 | ~1925 |
| Joseph Smith | Son | — | 11 | ~1919 |
| Charles Smith | Son | — | 22 | ~1908 |
| Oliver Smith | Son | — | 15 | ~1915 |
| Walter Smith | Son | — | 20 | ~1910 |
Census Appearances
1930
Baltimore, Maryland
Son, age 15
Baltimore, Maryland · implied b. ~1915 — 10 household members
| Surname | Smith |
| Given Name | Oliver N. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Son, age 26
Baltimore-City-County, Maryland · implied b. ~1914 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Orville A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Occupation | Assembler |
| Industry | Monitor Control |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1050 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Oliver Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Oliver Smith
Son · 1930 · age 15 · b. ~1915 · Maryland
★ You are viewing this record
Sibling
Doris Smith
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Smith
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Genevra Smith
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Audrey Smith
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ella Smith
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Smith
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Smith
Sibling · 1930 · age 11
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 — Baltimore, Maryland
Open full size
1930 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus864unit:0519)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph T. Smith | 41 | Head | Paper Hanger | Maryland |
| 2 | Lena Smith | 40 | Wife | None | Maryland |
| 3 | Charles J. Smith | 22 | Son | Helper | Maryland |
| 4 | Walter E. Smith | 20 | Son | Helper | Maryland |
| 5 | Doris M. Smith | 16 | Daughter | Operator | Maryland |
| 6 | Oliver N. Smith THIS PERSON | 15 | Son | None | Maryland |
| 7 | Joseph R. Smith | 11 | Son | None | Maryland |
| 8 | Genevra C. Smith | 8 | Daughter | None | Maryland |
| 9 | Ella M. Smith | 5 | Daughter | None | Maryland |
| 10 | Audrey L. Smith | 3 | Daughter | None | Maryland |
| 11 | Tony Iesura | 43 | Head | Tailor | Russia |
| 12 | Mary Iesura | 41 | Wife | None | Russia |
| 13 | Tony Iesura | 13 | Son | None | Maryland |
| 14 | Helen Iesura | 11 | Daughter | None | Maryland |
| 15 | Annie Rippley | 21 | Daughter | Baster | Russia |
| 16 | Sam Crump | 50 | Head | Horseshoer | Maryland |
| 17 | Catherine F. Crump | 49 | Wife | None | Maryland |
| 18 | Phillip J. Zill | 40 | Head | Tailor | New York |
| 19 | Olive M. Zill | 42 | Wife | None | Maryland |
| 20 | Howard B. Zill | 10 | Son | None | Maryland |
| 21 | Anna A. Zill | 9 | Daughter | None | Maryland |
| 22 | Dorothy D. Zill | 7 | Daughter | None | Maryland |
| 23 | Joseph L. Zill | 6 | Son | None | Maryland |
| 24 | Ralph A. Zill | 5 | Son | None | Maryland |
| 25 | Jack N. Zill | 3 | Son | None | Maryland |
| 26 | Phyllis M. Bonghi | 2 | Daughter | None | Washington |
| 27 | William H. Eyler | 36 | Head | Chauffer | Louisiana |
| 28 | Marie A. Eyler | 35 | Wife | None | Maryland |
| 29 | Marie Eyler | 15 | Daughter | Pocket Book | Maryland |
| 30 | Genevra R. Eyler | 14 | Daughter | None | Maryland |
| 31 | William R. Eyler | 12 | Son | None | Maryland |
| 32 | Helen D. Eyler | 9 | Daughter | None | Maryland |
| 33 | Emma B. Eyler | 8 | Daughter | None | Maryland |
| 34 | Betty A. Eyler | 6 | Daughter | None | Maryland |
| 35 | Melvin J. Eyler | 1 | Son | None | Maryland |
| 36 | George M. Breed | 56 | Head | Boiler Maker | Washington |
| 37 | Pauline M. Breed | 59 | Wife | None | Maryland |
| 38 | Charlie Schmidt | 52 | Son in law | Saleslady | Maryland |
| 39 | Edna M. Breed | 27 | Daughter | Clerk | Maryland |
| 40 | Helen J. Breed | 5 | Daughter | None | Maryland |
| 41 | William H. Wilkens | 49 | Head | Watchman | Maryland |
| 42 | Jennie G. Wilkens | 49 | Wife | None | Maryland |
| 43 | Michel E. Wilkens | 25 | Son | Clerk | Maryland |
| 44 | John A. Wilkens | 23 | Son | Clerk | Maryland |
| 45 | Annie A. Mccleary | 63 | Sister in law | None | Maryland |
| 46 | William Musgrove | 45 | Head | Laborer | Maryland |
| 47 | Charles J. Musgrove | 20 | Son | Mechanic | Maryland |
| 48 | George D. Musgrove | 16 | Son | Folder | Maryland |
| 49 | Benjamin Stallings | 40 | Head | Crane | Maryland |
| 50 | Ella Stallings | 35 | Wife | None | Maryland |
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)