IM
Isaac Miller — 1930 US Census Record
Model Tree available1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Isaac Miller across the 1920, 1930 and 1940 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed), with identified parents John & Isaac — first a son (b.~1909), then head of a 5-person household.
Age 21
b. ~1909
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Miller |
| Given Name | Isaac |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1909 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Isaac | Age | Birth yr |
|---|---|---|---|---|
| Mary Miller | Daughter | — | 14 | ~1916 |
| Isaac Miller | Head | — | 51 | ~1879 |
| John Miller | Son | — | 18 | ~1912 |
| Isaac Miller | Son | — | 21 | ~1909 |
| Mary Miller | Spouse | — | 48 | ~1882 |
Census Appearances
1920
Baltimore, Maryland
Son, age 10
Baltimore, Maryland · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Isaac |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 21
Baltimore, Maryland · implied b. ~1909 — 5 household members
| Surname | Miller |
| Given Name | Isaac |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 31
Baltimore-City-County, Maryland · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Ivan |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Electrician |
| Industry | Steel & Ship |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1664 |
| 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 Isaac Miller across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Miller (~0.92 confidence) and father Isaac Miller (~0.92 confidence) and mother Mary Miller (~0.92 confidence) and mother Mariah Miller (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Miller
b. ~1875
Source father
● Household
· direct · ~0.92
Father
Isaac Miller
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Mary Miller
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Mariah Miller
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Isaac Miller
Son · 1930 · age 21 · b. ~1909 · Maryland
★ You are viewing this record
Sibling
Mary Miller
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Miller
Sibling · 1930 · age 18
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
48 people indexed on this census page (ia:1930:15thcensus861unit:0548)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Zeller | 53 | Head | Carpenter | Maryland |
| 2 | Mary Zeller | 47 | Wife | — | Maryland |
| 3 | John Zeller | 22 | Son | Clerk | Maryland |
| 4 | Catherine Zeller | 19 | Daughter | Cashier | Maryland |
| 5 | Robert Smith | 37 | Head | — | Maryland |
| 6 | Mary Smith | 34 | Wife | — | Maryland |
| 7 | Frank Grant | 40 | Head | Conductor | Maryland |
| 8 | Mary Grant | 38 | Wife | Clerk | Maryland |
| 9 | Frank Grant | 8 | Son | — | Maryland |
| 10 | Isaac Frederick | 45 | Head | Electrician | Maryland |
| 11 | Ruth Frederick | 36 | Wife | — | Maryland |
| 12 | Ruth Frederick | 16 | Daughter | — | Maryland |
| 13 | John Hess | 50 | Head | — | Maryland |
| 14 | Mary Hess | 48 | Wife | — | Maryland |
| 15 | John Hess | 21 | Son | — | Maryland |
| 16 | William Hess | 19 | Son | — | Maryland |
| 17 | George Hess | 17 | Son | — | Maryland |
| 18 | Charles Hess | 15 | Son | — | Maryland |
| 19 | Edward Hess | 13 | Son | — | Maryland |
| 20 | Robert Hess | 11 | Son | — | Maryland |
| 21 | Mary Hess | 9 | Daughter | — | Maryland |
| 22 | Virginia Hess | 7 | Daughter | — | Maryland |
| 23 | Frank Smith | 31 | Head | Fireman | Maryland |
| 24 | Mary Smith | 29 | Wife | — | Maryland |
| 25 | Frank Smith | 5 | Son | — | Maryland |
| 26 | Mary Smith | 2 | Daughter | — | Maryland |
| 27 | John Smith | 1 | Son | — | Maryland |
| 28 | John Miller | 52 | Head | Watchman | Maryland |
| 29 | Mary Miller | 51 | Wife | — | Maryland |
| 30 | John Miller | 24 | Son | — | Maryland |
| 31 | William Miller | 20 | Son | Operator | Maryland |
| 32 | Charles Miller | 19 | Son | — | Maryland |
| 33 | George Miller | 17 | Son | — | Maryland |
| 34 | Edward Miller | 15 | Son | — | Maryland |
| 35 | Frank Miller | 48 | Head | Printer | Maryland |
| 36 | Mary Miller | 46 | Wife | — | Maryland |
| 37 | Frank Miller | 17 | Son | — | Maryland |
| 38 | Isaac Miller | 51 | Head | Electrician | Maryland |
| 39 | Mary Miller | 48 | Wife | — | Maryland |
| 40 | Isaac Miller THIS PERSON | 21 | Son | — | Maryland |
| 41 | John Miller | 18 | Son | — | Maryland |
| 42 | Mary Miller | 14 | Daughter | — | Maryland |
| 43 | Robert Wilson | 49 | Head | Machinist | Maryland |
| 44 | Mary Wilson | 46 | Wife | — | Maryland |
| 45 | William Wilson | 25 | Son | Salesman | Maryland |
| 46 | Catherine Wilson | 13 | Daughter | — | Maryland |
| 47 | George Russell | 46 | Head | Pilot | Maryland |
| 48 | Mary Russell | 70 | Mother | — | Maryland |
Pedigree Summary
Isaac + 2 siblings
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)