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Isaac Johnson — 1900 US Census Record
Model Tree available1900 United States Federal Census · Beaufort, South Carolina
Our Model Tree links this Isaac Johnson across the 1900, 1910 and 1920 US Censuses in Beaufort, South Carolina (XGBoost, ~Confirmed), with identified parents George & Milly — first a son (b.~1894), then head of a 5-person household.
Age 6
b. ~1894
Male
Son
Born: South Carolina
Single
1900 Census Record Details
| Census Year | 1900 |
| Location | Beaufort, South Carolina |
| Surname | Johnson |
| Given Name | Isaac |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Birth Month | Mar |
| Birth Year | 1894 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Occupation | At School |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | At School |
| Township / Ward | Beaufort Township Part Of |
| Est. Birth Year | ~1894 |
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 1900 census.
| Name | Relation to head | Relative to Isaac | Age | Birth yr |
|---|---|---|---|---|
| Sarah Johnson | Daughter | — | 5 | ~1895 |
| Leana Johnson | Daughter | — | 16 | ~1884 |
| George Johnson | Head | — | 69 | ~1831 |
| Isaac Johnson | Son | — | 6 | ~1894 |
| Milly Johnson | Spouse | — | 50 | ~1850 |
Census Appearances
1900
Beaufort, South …
Son, age 6
Beaufort, South Carolina · implied b. ~1894 — 5 household members
| Surname | Johnson |
| Given Name | Isaac |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Birth Month | Mar |
| Birth Year | 1894 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | At School |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1910
Beaufort, South …
Son, age 16
Beaufort, South Carolina · implied b. ~1894 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Isaiah |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 16 |
| 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
Beaufort, South …
Head, age 26
Beaufort, South Carolina · implied b. ~1894 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Isiah |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 26 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| 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 Johnson across 3 US Census years (1900, 1910 and 1920) in Beaufort, South Carolina, using XGBoost record linkage. Identified parents: father George Johnson (~0.92 confidence) and mother Milly Johnson (~0.92 confidence) and father William Johnson (~0.92 confidence) and mother Priscilla Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Johnson
b. ~1831
Source father
● Household
· direct · ~0.92
Mother
Milly Johnson
b. ~1850
Source mother
● Household
· direct · ~0.92
Father
William Johnson
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Priscilla Johnson
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Isaac Johnson
Son · 1900 · age 6 · b. ~1894 · South Carolina
★ You are viewing this record
Sibling
Sarah Johnson
Sibling · 1900 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leana Johnson
Sibling · 1900 · age 16
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
1900 US Federal Census — Beaufort, South Carolina
Open full size
1900 US Federal Census — Beaufort, South Carolina
Page Contents
47 people indexed on this census page (ia:1900:12thcensusofpopu1518unit:0821)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | George Johnson | 68 | Head | Farmer | South Carolina |
| 52 | Milly Johnson | 50 | Wife | — | South Carolina |
| 53 | Leana Johnson | 15 | Daughter | — | South Carolina |
| 54 | Isaac Johnson THIS PERSON | 6 | Son | At School | South Carolina |
| 55 | Sarah Johnson | 4 | Daughter | At School | South Carolina |
| 56 | Samuel Brown | 67 | Head | Farmer | South Carolina |
| 57 | Tenah Brown | 68 | Wife | — | South Carolina |
| 58 | Harry Brown | 10 | Step son | At School | South Carolina |
| 59 | Delia Anderson | 33 | Head | Farmer | South Carolina |
| 60 | Bella Anderson | 5 | Daughter | At School | South Carolina |
| 61 | Jerry Anderson | 3 | Son | — | South Carolina |
| 62 | Prince Fripp | 50 | Head | Farmer | South Carolina |
| 63 | Dorcas Fripp | 45 | Wife | — | South Carolina |
| 64 | Prince Fripp | 23 | Son | Farm Laborer | South Carolina |
| 65 | Dolly Fripp | 18 | Daughter | — | South Carolina |
| 66 | Dorcas Fripp | 12 | Daughter | At School | South Carolina |
| 67 | Samuel Fripp | 9 | Son | At School | South Carolina |
| 68 | Anna Fripp | 6 | Daughter | At School | South Carolina |
| 69 | Benj Dael | 39 | Head | Farmer | South Carolina |
| 70 | Hettie Dael | 39 | Wife | — | South Carolina |
| 71 | Clara Dael | 18 | Daughter | — | South Carolina |
| 72 | Margaret Dael | 15 | Daughter | At School | South Carolina |
| 73 | Ethel Dael | 9 | Daughter | At School | South Carolina |
| 74 | Chloe Dael | 8 | Daughter | At School | South Carolina |
| 75 | Abraham Dael | 2 | Son | — | South Carolina |
| 76 | Benj Dael | 1 | Son | — | South Carolina |
| 77 | Peter Moultrie | 32 | Head | Farmer | South Carolina |
| 78 | Amelia Moultrie | 27 | Wife | — | South Carolina |
| 79 | Rose Moultrie | 10 | Daughter | At School | South Carolina |
| 80 | Cecilia Moultrie | 5 | Daughter | At School | South Carolina |
| 81 | Martha Moultrie | 1 | Daughter | — | South Carolina |
| 82 | Frank Haubert | 28 | Head | Farmer | South Carolina |
| 83 | Pattie Haubert | 20 | Wife | — | South Carolina |
| 84 | Jacob Ford | 29 | Head | Farmer | South Carolina |
| 85 | Daphne Ford | 28 | Wife | — | South Carolina |
| 86 | Isaac Johnson | 67 | Head | Farmer | South Carolina |
| 87 | Roxana Johnson | 54 | Wife | — | South Carolina |
| 88 | Lazarus Ramsey | 44 | Head | Farmer | South Carolina |
| 89 | Dolly Ramsey | 37 | Wife | — | South Carolina |
| 90 | Betsey Ramsey | 15 | Daughter | At School | South Carolina |
| 91 | Martha Ramsey | 15 | Daughter | At School | South Carolina |
| 92 | Stephen Ramsey | 12 | Son | At School | South Carolina |
| 93 | Cyprian Ramsey | 13 | Son | At School | South Carolina |
| 94 | Sarah Ramsey | 8 | Daughter | At School | South Carolina |
| 95 | Diana Ramsey | 7 | Daughter | At School | South Carolina |
| 96 | Ramsey | 1 | Daughter | — | South Carolina |
| 97 | — | None | — | Farmer | South Carolina |
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 1900 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)