IB
Isaac Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Charleston-County, South Carolina
Our Model Tree links this Isaac Brown across the 1910, 1920, 1930 and 1940 US Censuses in Charleston-County, South Carolina (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 6-person household.
Age 57
b. ~1883
Male
Head
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Charleston-County, South Carolina |
| Surname | Brown |
| Given Name | Isaac |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 57 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Charleston city |
| 1935 Residence (County) | Charleston |
| Additional Details | |
| Occupation | Butler |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 84 |
| Income (1939) | 520 |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Butler |
| Township / Ward | Charleston City |
| Est. Birth Year | ~1883 |
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 1940 census.
| Name | Relation to head | Relative to Isaac | Age | Birth yr |
|---|---|---|---|---|
| Ruth Brown | Daughter | — | 9 | ~1931 |
| Elizabeth Brown | Daughter | — | 7 | ~1933 |
| Isaac Brown | Head | — | 57 | ~1883 |
| Isaac Brown | Son | — | 4 | ~1936 |
| Harold Brown | Son | — | 2 | ~1938 |
| Evelyn Brown | Spouse | — | 32 | ~1908 |
Census Appearances
1910
Charleston, South …
Head, age 28
Charleston, South Carolina · implied b. ~1882 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Isaac H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Years Married | 10 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Merchant |
| Industry | Fruit & Poultry |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1920
Charleston, South …
Head, age 39
Charleston, South Carolina · implied b. ~1881 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Isaac |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Labour |
| Industry | Ry Const gang |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Charleston, South …
Head, age 48
Charleston, South Carolina · implied b. ~1882 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Isaac |
| Relationship to Head | head |
| Sex | M |
| Color / Race | Black |
| Age | 48 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 16 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | H |
| Home Value / Rent | O |
| Radio Set | 200 |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Charleston-County, South …
Head, age 57
Charleston-County, South Carolina · implied b. ~1883 — 6 household members
| Surname | Brown |
| Given Name | Isaac |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 57 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Charleston city |
| 1935 Residence (County) | Charleston |
| Occupation | Butler |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 84 |
| Income (1939) | 520 |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| 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 Brown across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Isaac Brown
Head · 1940 · age 57 · b. ~1883 · South Carolina
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Charleston-County, South Carolina
Open full size
1940 US Federal Census — Charleston-County, South Carolina
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03794-01193)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Isaac Brown THIS PERSON | 57 | Head | Butler | South Carolina |
| 2 | Evelyn Brown | 32 | Wife | — | South Carolina |
| 3 | Ruth Brown | 9 | Daughter | — | South Carolina |
| 4 | Elizabeth Brown | 7 | Daughter | — | South Carolina |
| 5 | Isaac Jr. Brown | 4 | Son | — | South Carolina |
| 6 | Harold Brown | 2 | Son | — | South Carolina |
| 7 | Emma Manigault | 46 | Head | — | South Carolina |
| 8 | James Henderson | 31 | Head | Minister | South Carolina |
| 9 | Mildred Henderson | 24 | Wife | Teacher | South Carolina |
| 10 | Willie D. Hogg | 32 | Head | Fireman | South Carolina |
| 11 | Florence E. Hogg | 23 | Wife | — | South Carolina |
| 12 | Joseph W. Smith | 21 | Head | Checker | South Carolina |
| 13 | Julia Smith | 19 | Wife | — | South Carolina |
| 14 | Grover L. Christiansen | 27 | Head | Collector | South Carolina |
| 15 | Irene Christiansen | 26 | Wife | Cigar Maker | South Carolina |
| 16 | Roy Caldwell | 28 | Head | Outside Man | South Carolina |
| 17 | Bertha Caldwell | 23 | Wife | — | South Carolina |
| 18 | Roy Jr. Caldwell | 3 | Son | — | South Carolina |
| 20 | George D. Stiedel | 48 | Head | Police | South Carolina |
| 21 | Lucile Stiedel | 44 | Wife | — | South Carolina |
| 22 | Robert E. Stiedel | 24 | Son | Painter | South Carolina |
| 23 | Harriet Stiedel | 23 | Daughter | — | South Carolina |
| 24 | George Jr. Stiedel | 4 | Son | — | South Carolina |
| 25 | Arthur Davis | 37 | Head | Truck Driver | South Carolina |
| 26 | Caroline Davis | 37 | Wife | — | South Carolina |
| 27 | Richard Davis | 10 | Son | — | South Carolina |
| 28 | Carolyn Davis | 8 | Daughter | — | South Carolina |
| 29 | Ricken Baker | 35 | Head | Carpenter | South Carolina |
| 30 | Hattie M. Baker | 23 | Wife | — | South Carolina |
| 31 | Leo R. Baker | 2 | Son | — | South Carolina |
| 32 | Arthur Cummings | 39 | Head | Inspector | South Carolina |
| 33 | Lillian Cummings | 34 | Wife | — | South Carolina |
| 34 | Valerie Cummings | 4 | Daughter | — | South Carolina |
| 35 | Marion Sigwald | 25 | Head | Electrician (Helper) | South Carolina |
| 36 | Sybil D. Sigwald | 25 | Wife | Layer | South Carolina |
| 37 | Mack Pace | 34 | Head | Carpenter | South Carolina |
| 38 | Ellene Pace | 24 | Wife | Beautician | South Carolina |
| 39 | John R. Clayton | 56 | Head | Carpenter | Georgia |
| 40 | Mary P. Clayton | 54 | Wife | Nurse | South Carolina |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)