MK
Mary Kaufman — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Berkeley, West Virginia
Our Model Tree links this Mary Kaufman across the 1900, 1910, 1920 and 1930 US Censuses in Berkeley, West Virginia (XGBoost, ~Confirmed) — first a spouse (b.~1850), then head of a 6-person household.
Age 50
b. ~1850
Female
Spouse
Born: Maryland
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Berkeley, West Virginia |
| Surname | Kaufman |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Maryland |
| Birth Month | Feb |
| Birth Year | 1850 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Martinsburg |
| Est. Birth Year | ~1850 |
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 1900 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| May Kaufman | Daughter | — | 18 | ~1882 |
| Michael Kaufman | Head | — | 54 | ~1846 |
| Mary Kaufman | Spouse | — | 50 | ~1850 |
| Edgar Kaufman | Son | — | 19 | ~1881 |
| Elworth Kaufman | Son | — | 12 | ~1888 |
| Louis Kaufman | Son | — | 15 | ~1885 |
Census Appearances
1900
Berkeley, West …
Spouse, age 50
Berkeley, West Virginia · implied b. ~1850 — 6 household members
| Surname | Kaufman |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Maryland |
| Birth Month | Feb |
| Birth Year | 1850 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1910
Berkeley, West …
Spouse, age 60
Berkeley, West Virginia · implied b. ~1850 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kaufman |
| Given Name | Marion |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Maryland |
| Years Married | 42 |
| Children Born | 13 |
| Children Living | 8 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
Berkeley, West …
Head, age 69
Berkeley, West Virginia · implied b. ~1851 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kauffman |
| Given Name | Mary V |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 69 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Berkeley, West …
Head, age 80
Berkeley, West Virginia · implied b. ~1850 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kaufman |
| Given Name | Marion O. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 80 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| Age at First Marriage | 80 |
| Father's Birthplace | United States |
| Mother's Birthplace | United States |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | $3,600 |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Mary Kaufman across 4 US Census years (1900, 1910, 1920 and 1930) in Berkeley, West Virginia, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Kaufman
Spouse · 1900 · age 50 · b. ~1850 · West Virginia
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1900 US Federal Census — Berkeley, West Virginia
Open full size
1900 US Federal Census — Berkeley, West Virginia
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu1755unit:0685)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Virginia L. Barnard | 8 | G. Daughter | — | West Virginia |
| 2 | Irma M. Thornton | 5 | G. Daughter | — | Pennsylvania |
| 3 | Charles Kaufman | 27 | Head | Laborer | Ohio |
| 4 | Pearl Kaufman | 24 | Wife | — | Ohio |
| 5 | Robert G. Kaufman | 1 | Son | — | West Virginia |
| 6 | Michael Kaufman | 53 | Head | Shoemaker | Maryland |
| 7 | Mary M. Kaufman THIS PERSON | 50 | Wife | — | Maryland |
| 8 | Edgar M. Kaufman | 19 | Son | Day Laborer | West Virginia |
| 9 | May B. Kaufman | 18 | Daughter | Knitting Mill | West Virginia |
| 10 | Louis A. Kaufman | 15 | Son | Knitting Mill | West Virginia |
| 11 | Elworth W. Kaufman | 11 | Son | At School | West Virginia |
| 12 | Thomas A. Spurks | 28 | Head | Foreman Roller M | Ohio |
| 13 | Stella F. Spurks | 21 | Wife | — | West Virginia |
| 14 | Maunreeta Spurks | 1 | Daughter | — | West Virginia |
| 15 | Joseph Grimes | 24 | Head | Plasterer | Virginia |
| 16 | Fannie Grimes | 42 | Wife | — | Virginia |
| 17 | John P. Grimes | 20 | Son | Plasterer | West Virginia |
| 18 | Blanche M. Grimes | 17 | Daughter | Cashmere Mill | West Virginia |
| 19 | Walter B. Grimes | 15 | Son | Knitting Mill | West Virginia |
| 20 | Joseph H. Grimes | 13 | Son | Knitting Mill | West Virginia |
| 21 | Stella Elliott | 32 | Head | Cashmere Mill | West Virginia |
| 22 | Boyd Elliott | 2 | Son | — | West Virginia |
| 23 | Benjamin Hair | 40 | Head | Day Laborer | West Virginia |
| 24 | Alice V. Hair | 25 | Wife | — | West Virginia |
| 25 | Frederick Hair | 23 | Son | Day Laborer | West Virginia |
| 26 | Laura V. Hair | 20 | Daughter | — | West Virginia |
| 27 | Anna M. Ager | 54 | M-in-law | — | Virginia |
| 28 | Perry D. Long | 59 | Head | Day Laborer | Virginia |
| 29 | Anna R. Long | 45 | Wife | — | Virginia |
| 30 | William H. Long | 22 | Son | R.R. Fireman | West Virginia |
| 31 | Mary E. Long | 16 | Daughter | — | West Virginia |
| 32 | William M. Long | 19 | Son | — | West Virginia |
| 33 | George E. Long | 11 | Son | At School | West Virginia |
| 34 | John Thomas Long | 10 | Son | At School | West Virginia |
| 35 | David F. Long | 8 | Son | — | West Virginia |
| 36 | John J. Smith | 39 | Head | Day Laborer | Virginia |
| 37 | Anna Smith | 38 | Wife | — | Virginia |
| 38 | Charles Johnson | 23 | Head | Day Laborer | Maryland |
| 39 | Louisa Johnson | 24 | Wife | — | Virginia |
| 40 | John H. Keefer | 30 | Head | Printer | Virginia |
| 41 | Sarah H. Keefer | 64 | Wife | — | Virginia |
| 42 | Hugh Keefer | 48 | Son | Conductor Rr | West Virginia |
| 43 | Arlie L. Keefer | 32 | Daughter | Knitting Mill | West Virginia |
| 44 | Martha E. Keefer | 22 | Daughter | — | West Virginia |
| 45 | Ella Lacey | 48 | Head | — | West Virginia |
| 46 | Ruth Lacey | 8 | Daughter | Milliner | West Virginia |
| 47 | Lafayette Reynolds | 34 | Head | Day Laborer | Virginia |
| 48 | Emma C. Reynolds | 26 | Wife | — | Virginia |
| 49 | Foster R. Reynolds | 3 | Son | — | West Virginia |
| 50 | Ina H. Jolley | 11 | Boarder | At School | West Virginia |
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)