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Harry Martin — 1930 US Census Record
Model Tree available1930 United States Federal Census · Charleston, South Carolina
Our Model Tree links this Harry Martin across the 1920, 1930 and 1940 US Censuses in Charleston, South Carolina (XGBoost, ~Confirmed), with identified parents Louis & Lula — first a son (b.~1915), then head of a 8-person household.
Age 15
b. ~1915
Male
Son
Born: South Carolina
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Charleston, South Carolina |
| Surname | Martin |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Machine Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Mechanic |
| Township / Ward | Charleston City |
| 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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Maude Jenkins | Daughter | — | 31 | ~1899 |
| Louis Martin | Head | — | 61 | ~1869 |
| Ruth Jenkins | Other | — | 6 | ~1924 |
| Barbara Jenkins | Other | — | 1 | ~1929 |
| Wilson Jenkins | Other | — | 3 | ~1927 |
| Albert Martin | Son | — | 20 | ~1910 |
| Harry Martin | Son | — | 15 | ~1915 |
| Lula Martin | Spouse | — | 58 | ~1872 |
Census Appearances
1920
Charleston, South …
Son, age 6
Charleston, South Carolina · implied b. ~1914 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Harry W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Charleston, South …
Son, age 15
Charleston, South Carolina · implied b. ~1915 — 8 household members
| Surname | Martin |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Mechanic |
| Industry | Machine Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Charleston-County, South …
Other, age 25
Charleston-County, South Carolina · implied b. ~1915 — 20 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martens |
| Given Name | Harris E. |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Florence |
| 1935 Residence (County) | Florence |
| Occupation | pipefitter helper |
| Industry | navy yard |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 936 |
| Highest Grade | H 4 |
| 1935 Residence | South Carolina |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
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 Harry Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Louis Martin (~0.92 confidence) and mother Lula Martin (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Louis Martin
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Lula Martin
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Martin
Son · 1930 · age 15 · b. ~1915 · South Carolina
★ You are viewing this record
Sibling
Maude Jenkins
Sibling · 1930 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Martin
Sibling · 1930 · age 20
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 — Charleston, South Carolina
Open full size
1930 US Federal Census — Charleston, South Carolina
Page Contents
41 people indexed on this census page (ia:1930:15thcensus2189unit:0667)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John H Hopp | 26 | Son | — | South Carolina |
| 52 | William H Hopp | 23 | Son | Brick Layer | South Carolina |
| 53 | Charles R Hopp | 18 | Son | Oiler | South Carolina |
| 54 | Louis V Martin | 61 | Head | Waiter | South Carolina |
| 55 | Lula V Martin | 58 | Wife | Stitchman | South Carolina |
| 56 | Albert Martin | 20 | Son | — | South Carolina |
| 57 | Harry Martin THIS PERSON | 15 | Son | Mechanic | South Carolina |
| 58 | Maude S Jenkins | 31 | Daughter | — | South Carolina |
| 59 | Ruth Jenkins | 6 | Granddaughter | — | Virginia |
| 60 | Wilson J Jenkins | 3 | Grandson | — | Virginia |
| 61 | Barbara Jenkins | 1 | Granddaughter | — | Michigan |
| 62 | Lula Richardson | 35 | Head | Laundress | South Carolina |
| 63 | William Richardson | 6 | Son | — | South Carolina |
| 64 | James Small | 41 | Head | Delivery Man | South Carolina |
| 65 | Lilla Small | 36 | Wife | Cook | South Carolina |
| 66 | Thomas Fraser | 27 | Head | Laborer | South Carolina |
| 67 | Rosa B Fraser | 24 | Wife | Cook | South Carolina |
| 68 | Edward Simmons | 27 | Head | Laborer | South Carolina |
| 69 | Daisy Simmons | 20 | Wife | Cook | South Carolina |
| 70 | Emma Simmons | 1 | Daughter | — | South Carolina |
| 71 | Daisy Gresham | 35 | Head | Servant | South Carolina |
| 72 | John Stone | 42 | Head | Fireman | South Carolina |
| 73 | Sam Stone | 38 | Brother | Fireman | South Carolina |
| 74 | Lina Vanderhorst | 35 | Head | Servant | South Carolina |
| 75 | James Vanderhorst | 11 | Son | — | South Carolina |
| 76 | Leon Morrison | 15 | Nephew | — | South Carolina |
| 77 | Lucile Bennett | 45 | Head | Waitress | Georgia |
| 78 | John Dornblatt | 37 | Head | Mechanic | South Carolina |
| 79 | Annie B Dornblatt | 37 | Wife | — | South Carolina |
| 80 | Virginia Adams | 15 | Daughter | — | South Carolina |
| 81 | Mary D Rice | 59 | Boarder | — | Virginia |
| 82 | William T Dixon | 35 | Head | Painter | Georgia |
| 83 | Nellie Dixon | 28 | Wife | — | Georgia |
| 84 | Paul Alterman | 25 | Head | Watchmaker | Poland |
| 85 | Gladys Alterman | 22 | Wife | — | Poland |
| 86 | Leon Pishkoff | 35 | Head | Proprietor | South Carolina |
| 87 | Maude Pishkoff | 34 | Wife | Proprietress | South Carolina |
| 88 | Emory Carter | 15 | Step-son | — | South Carolina |
| 89 | Margaretta Carter | 9 | Step-daughter | — | South Carolina |
| 90 | James B Carter | 5 | Step-son | — | South Carolina |
| 91 | Theresa Mcdermott | 52 | Servant | Servant | South Carolina |
Pedigree Summary
Harry + 2 siblings
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)