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Clarence Martin — 1930 US Census Record
Model Tree available1930 United States Federal Census · York, Pennsylvania
Our Model Tree links this Clarence Martin across the 1920, 1930 and 1940 US Censuses in York, Pennsylvania (XGBoost, ~Confirmed), with identified parents Milton & Milton — first a head (b.~1900), then head of a 3-person household.
Age 30
b. ~1900
Male
Head
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | York, Pennsylvania |
| Surname | Martin |
| Given Name | Clarence M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 21 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Cigar maker |
| Industry | Cigar Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3500 |
| Radio Set | R |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Cigarmaker |
| Township / Ward | Red Lion Borough |
| Est. Birth Year | ~1900 |
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 Clarence | Age | Birth yr |
|---|---|---|---|---|
| Robert Martin | Son | — | 4 | ~1926 |
| Clarence Martin | Head | — | 30 | ~1900 |
| Ethel Martin | Other | — | 22 | ~1908 |
Census Appearances
1920
York, Pennsylvania
Son, age 20
York, Pennsylvania · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Clarence M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Body Builder |
| Industry | Carriage Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
York, Pennsylvania
Head, age 30
York, Pennsylvania · implied b. ~1900 — 3 household members
| Surname | Martin |
| Given Name | Clarence M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 21 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Cigar maker |
| Industry | Cigar Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3500 |
| Radio Set | R |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
York-County, Pennsylvania
Son, age 39
York-County, Pennsylvania · implied b. ~1901 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Windsor Township |
| 1935 Residence (County) | York |
| Occupation | Laborer |
| Industry | Canning Works |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 800 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Clarence Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Milton Martin (~0.92 confidence) and father Milton Martin (~0.92 confidence) and mother Nancy Martin (~0.92 confidence) and mother Nancy Martin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Milton Martin
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Milton Martin
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Nancy Martin
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Nancy Martin
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence Martin
Head · 1930 · age 30 · b. ~1900 · Pennsylvania
★ 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 — York, Pennsylvania
Open full size
1930 US Federal Census — York, Pennsylvania
Page Contents
15 people indexed on this census page (ia:1930:fifteenthcensus00reel2166:0293)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Alvin G. Rau | 29 | Head | Machinist | Pennsylvania |
| 52 | Mary E. Rau | 27 | Wife | Cigar Maker | Pennsylvania |
| 53 | Audrey E. Rau | 2 | Daughter | — | Pennsylvania |
| 54 | Caroline C. Rau | 59 | Mother-in-law | — | Pennsylvania |
| 55 | Harold B. Shaw | 54 | Head | — | Pennsylvania |
| 56 | Georgia W. Shaw | 48 | Wife-H | Laborer | Pennsylvania |
| 57 | Clarence M. Martin THIS PERSON | 30 | Head | Cigar Maker | Pennsylvania |
| 58 | Ethel R. Martin | 22 | Wife-H | Cabinet Maker | Pennsylvania |
| 59 | Robert C. Martin | 4 | Son | — | Pennsylvania |
| 60 | Silas J. Ortman | 25 | Head | — | Pennsylvania |
| 61 | Mabel M. Ortman | 21 | Wife-H | Carpenter | Pennsylvania |
| 62 | Charles A. Ortman | 2 | Son | — | Pennsylvania |
| 63 | William B. Myers | 41 | Head | Bag Sewer | Pennsylvania |
| 64 | Annie Myers | 43 | Wife-H | — | Pennsylvania |
| 65 | Robert Burke | 4 | Boarder | — | Pennsylvania |
Pedigree Summary
Clarence
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)