IS
Isaac Smith — 1930 US Census Record
Model Tree available1930 United States Federal Census · Charleston, South Carolina
Our Model Tree links this Isaac Smith across the 1910, 1920 and 1930 US Censuses in Charleston, South Carolina (XGBoost, ~Confirmed), with identified parents James & Melinda — first a head (b.~1890), then head of a 6-person household.
Age 40
b. ~1890
Male
Head
Born: South Carolina
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Charleston, South Carolina |
| Surname | Smith |
| Given Name | Isaac |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 40 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 19 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Occupation | Laborer |
| Industry | Odd jobs |
| Class of Worker | W |
| Can Read/Write | No |
| Home Owned/Rented | R |
| Home Value / Rent | 2.00 |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Laborer |
| Township / Ward | St Andrews |
| Est. Birth Year | ~1890 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Isaac | Age | Birth yr |
|---|---|---|---|---|
| Beatrice Smith | Daughter | — | 15 | ~1915 |
| Isaac Smith | Head | — | 40 | ~1890 |
| Gradie Smith | Other | — | 28 | ~1902 |
| Harold Smith | Son | — | 6 | ~1924 |
| Theodore Smith | Son | — | 7 | ~1923 |
| Thomas Smith | Son | — | 25 | ~1905 |
Census Appearances
1910
Berkeley, South …
Son, age 18
Berkeley, South Carolina · implied b. ~1892 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Isaac |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farm laborer |
| Industry | Home farm |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1920
Berkeley, South …
Head, age 29
Berkeley, South Carolina · implied b. ~1891 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Isaac Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 29 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Charleston, South …
Head, age 40
Charleston, South Carolina · implied b. ~1890 — 6 household members
| Surname | Smith |
| Given Name | Isaac |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 40 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 19 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Odd jobs |
| Class of Worker | W |
| Can Read/Write | No |
| Home Owned/Rented | R |
| Home Value / Rent | 2.00 |
| 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 Isaac Smith across 3 US Census years (1910, 1920 and 1930) in 2 locations, using XGBoost record linkage. Identified parents: father James Smith (~0.92 confidence) and mother Melinda Smith (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Smith
b. ~1857
Source father
● Household
· direct · ~0.92
Mother
Melinda Smith
b. ~1865
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Isaac Smith
Head · 1930 · age 40 · b. ~1890 · South Carolina
★ 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 — Charleston, South Carolina
Open full size
1930 US Federal Census — Charleston, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2190unit:0928)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Isaac Smith THIS PERSON | 40 | Head | Laborer | South Carolina |
| 52 | Gradie Smith | 28 | Wife-H | Laborer | South Carolina |
| 53 | Thomas Smith | 25 | Son | Laborer | South Carolina |
| 54 | Theodore Smith | 7 | Son | — | South Carolina |
| 55 | Harold Smith | 6 | Son | — | South Carolina |
| 56 | Beatrice Smith | 15 | Daughter | — | South Carolina |
| 57 | Alex M. Mcleay | 35 | Head | Laborer | South Carolina |
| 58 | Lucile Mcleay | 19 | Daughter | Laborer | South Carolina |
| 59 | Helen Mcleay | 17 | Daughter | — | South Carolina |
| 60 | Benjamin Garrett | 39 | Head | Captain | South Carolina |
| 61 | Mary Garrett | 37 | Wife-H | — | South Carolina |
| 62 | Edward Garrett | 17 | Son | Laborer | South Carolina |
| 63 | Edna Garrett | 8 | Daughter | — | South Carolina |
| 64 | Lula Jenkins | 45 | Sister | — | South Carolina |
| 65 | Isaac Moultrie | 60 | Head | Laborer | South Carolina |
| 66 | Rose Moultrie | 13 | Wife-H | — | South Carolina |
| 67 | James Mitchell | 14 | Grandson | — | South Carolina |
| 68 | Lise L. Mitchell | 17 | Granddaughter | Laborer | South Carolina |
| 69 | Anna Bradley | 64 | Head | Laborer | South Carolina |
| 70 | Alice Mitchell | 33 | Head | Laundress | South Carolina |
| 71 | George Mitchell | 14 | Grandson | — | South Carolina |
| 72 | Garland Green | 31 | Head | Laborer | South Carolina |
| 73 | Martha Green | 30 | Wife-H | — | South Carolina |
| 74 | Richard Green | 8 | Son | — | South Carolina |
| 75 | Nellie Green | 6 | Daughter | — | South Carolina |
| 76 | Willie Green | 4 | Son | — | South Carolina |
| 77 | Elejaly Green | 0 | Son | — | South Carolina |
| 78 | Isaiah Oliver | 93 | Head | — | South Carolina |
| 79 | Susan Oliver | 72 | Wife-H | — | South Carolina |
| 80 | Malon Winston | 30 | Head | Laundress | South Carolina |
| 81 | Alfred Winston | 16 | Son | Laborer | South Carolina |
| 82 | Eugenia Powell | 6 | Granddaughter | — | South Carolina |
| 83 | Benjamin Powell | 5 | Grandson | — | South Carolina |
| 84 | John M. Dean | 30 | Head | Laborer | South Carolina |
| 85 | Serena Dean | 26 | Wife-H | — | South Carolina |
| 86 | Henry Dean | 8 | Son | — | South Carolina |
| 87 | Herbert Dean | 4 | Son | — | South Carolina |
| 88 | Samuel Phizall | 35 | Head | Laborer | South Carolina |
| 89 | Katherine Phizall | 30 | Wife-H | Laborer | South Carolina |
| 90 | Florence Phizall | 25 | Niece | Laborer | South Carolina |
| 91 | Adam Garrett | 21 | Head | Laborer | South Carolina |
| 92 | Nellie Garrett | 19 | Wife-H | — | South Carolina |
| 93 | James Garrett | 0 | Son | — | South Carolina |
| 94 | Thomas German | 37 | Head | Laborer | South Carolina |
| 95 | Louisa German | 35 | Wife-H | — | South Carolina |
| 96 | Eva M. German | 13 | Daughter | — | South Carolina |
| 97 | Helen German | 7 | Daughter | — | South Carolina |
| 98 | Thomas Jr. German | 5 | Son | — | South Carolina |
| 99 | Dolly German | 2 | Daughter | — | South Carolina |
| 100 | Scipio Snyder | 40 | Head | Laborer | South Carolina |
Pedigree Summary
Isaac
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)