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Bertha Baker — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Lancaster, Pennsylvania
Our Model Tree links this Bertha Baker across the 1900, 1910, 1920 and 1930 US Censuses in Lancaster, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1859), then head of a 3-person household.
Age 41
b. ~1859
Female
Spouse
Born: Pennsylvania
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Lancaster, Pennsylvania |
| Surname | Baker |
| Given Name | Bertha R. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Birth Month | Sep |
| Birth Year | 1859 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Delaware |
| Additional Details | |
| Occupation | |Yes |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | |Yes |
| Township / Ward | Lancaster City |
| Est. Birth Year | ~1859 |
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.
3 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to Bertha | Age | Birth yr |
|---|---|---|---|---|
| Jacob Baker | Head | — | 46 | ~1854 |
| George Baker | Son | — | 16 | ~1884 |
| Bertha Baker | Spouse | — | 41 | ~1859 |
Census Appearances
1900
Lancaster, Pennsylvania
Spouse, age 41
Lancaster, Pennsylvania · implied b. ~1859 — 3 household members
| Surname | Baker |
| Given Name | Bertha R. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Birth Month | Sep |
| Birth Year | 1859 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Delaware |
| Occupation | |Yes |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1910
Lancaster, Pennsylvania
Spouse, age 49
Lancaster, Pennsylvania · implied b. ~1861 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baker |
| Given Name | Barbra |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 31 |
| Children Born | 6 |
| Children Living | 3 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Lancaster, Pennsylvania
Spouse, age 58
Lancaster, Pennsylvania · implied b. ~1862 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baker |
| Given Name | Barbara E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lancaster, Pennsylvania
Other, age 69
Lancaster, Pennsylvania · implied b. ~1861 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baker |
| Given Name | Barbara |
| Relationship to Head | Mother |
| Sex | F |
| Color / Race | White |
| Age | 69 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Age at First Marriage | 22 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Bertha Baker across 4 US Census years (1900, 1910, 1920 and 1930) in Lancaster, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Bertha Baker
Spouse · 1900 · age 41 · b. ~1859 · Pennsylvania
★ 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 — Lancaster, Pennsylvania
Open full size
1900 US Federal Census — Lancaster, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu1423unit:0869)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sarah E. Wiley | 62 | Sister | |Yes | Pennsylvania |
| 2 | Addie Wiley | 46 | Sister | |Yes | Pennsylvania |
| 3 | John W. Hassler | 74 | Head | Clergyman | Pennsylvania |
| 4 | Abigail B. Hassler | 64 | Wife | |Yes | Pennsylvania |
| 5 | Aaron B. Hassler | 40 | Son | Attorney-At-Law | Pennsylvania |
| 6 | Irene M. Todd | 24 | Servant | Servant | Pennsylvania |
| 7 | John H. King | 44 | Head | Tobacco Packer | Pennsylvania |
| 8 | Carrie King | 43 | Wife | |Yes | Pennsylvania |
| 9 | Maggie L. King | 23 | Daughter | Umbrella Sewer | Pennsylvania |
| 10 | Mary P. King | 21 | Daughter | Cigar Maker | Pennsylvania |
| 11 | Elmer R. King | 18 | Son | Plumber | Pennsylvania |
| 12 | Mabel G. King | 16 | Daughter | Caramel Cutter | Pennsylvania |
| 13 | Anna J. King | 14 | Daughter | At School | Pennsylvania |
| 14 | Florence M. King | 8 | Daughter | At School | Pennsylvania |
| 15 | John C. King | 2 | Son | — | Pennsylvania |
| 16 | Harry Mercer | 19 | Nephew | |Yes | Pennsylvania |
| 17 | Anna M. Kline | 52 | Head | |Yes | Pennsylvania |
| 18 | Mary Kline | 49 | Sister | |Yes | Pennsylvania |
| 19 | Martha E. Kline | 45 | Sister | |Yes | Pennsylvania |
| 20 | Carrie E. Zollinger | 20 | Servant | Servant | Pennsylvania |
| 21 | Margaret E. Mccarry | 21 | Servant | Servant | Pennsylvania |
| 22 | Jacob S. Baker | 46 | Head | Physician | New York |
| 23 | Bertha R. Baker THIS PERSON | 40 | Wife | |Yes | Pennsylvania |
| 24 | George M. K. Baker | 15 | Son | At School | Pennsylvania |
| 25 | Henry Shimer | 86 | Head | Tipstaff | Pennsylvania |
| 26 | Sarah H. Shimer | 76 | Wife | |Yes | Pennsylvania |
| 27 | Jefferson L. Shimer | 58 | Son | Bookkeeper | Pennsylvania |
| 28 | Albert F. Shimer | 50 | Son | Attorney-At-Law | Pennsylvania |
| 29 | Mary A. Shimer | 46 | Daughter | |Yes | Pennsylvania |
| 30 | Laura Shimer | 45 | Daughter | |Yes | Pennsylvania |
| 31 | Howard B. Shimer | 37 | Son | Salesman (Rubber) | Pennsylvania |
| 32 | Sara A. Shimer | 31 | Daughter | Milliner | Pennsylvania |
| 33 | Wilbert D. Richardson | 11 | Servant | Servant | Pennsylvania |
| 34 | Charlotte Stewart | 68 | Head | |Yes | Pennsylvania |
| 35 | Mary Stewart | 37 | Daughter | |Yes | Pennsylvania |
| 36 | Joseph B. Stewart | 29 | Son | |Yes | Pennsylvania |
| 37 | Elizabeth Stewart | 25 | Daughter | |Yes | Pennsylvania |
| 38 | Amos Uhlmer | 35 | Servant | Servant (Family) | Germany |
| 39 | Edward D. Reilly | 30 | Head | Attorney-At-Law | Pennsylvania |
| 40 | Katherine R. Reilly | 29 | Wife | |Yes | Pennsylvania |
| 41 | Amos Slaymaker | 80 | Head | Attorney-At-Law | Pennsylvania |
| 42 | Margaret Mora | 58 | Servant | House Keeper (Family) | Ireland |
| 43 | David Mcmullen | 55 | Head | Attorney-At-Law | Pennsylvania |
| 44 | Susan P. Mcmullen | 55 | Wife | |Yes | Pennsylvania |
| 45 | Emily S. Mcmullen | 22 | Daughter | |Yes | Pennsylvania |
| 46 | Eliza C. Smith | 83 | Head | Capitalist | Pennsylvania |
| 47 | Emma L. Herr | 42 | Cousin | |Yes | Pennsylvania |
| 48 | Irvin Miller | 22 | Lodger | Laborer | Pennsylvania |
| 49 | Jacob Wood | 58 | Servant | Servant (Family) | Virginia |
| 50 | Margaret Wood | 58 | Servant | Servant (Family) | 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)