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Mary Lamb — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Fairfield, Ohio
Our Model Tree links this Mary Lamb across the 1900, 1910 and 1920 US Censuses in Fairfield, Ohio (XGBoost, ~Confirmed) — first a head (b.~1839), then head of a 4-person household.
Age 81
b. ~1839
Female
Head
Born: Ohio
Widowed
1920 Census Record Details
| Census Year | 1920 |
| Location | Fairfield, Ohio |
| Surname | Lamb |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 81 |
| Marital Status | Widowed |
| Birthplace | Ohio |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Berne Township |
| Est. Birth Year | ~1839 |
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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Lamb | Head | — | 81 | ~1839 |
| Peter Lamb | Son | — | 50 | ~1870 |
| Amanda Lamb | Daughter | — | 45 | ~1875 |
| Pheba Lamb | Daughter | — | 54 | ~1866 |
Census Appearances
1900
Fairfield, Ohio
Spouse, age 62
Fairfield, Ohio · implied b. ~1838 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lamb |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Ohio |
| Birth Month | Dec |
| Birth Year | 1838 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1910
Fairfield, Ohio
Spouse, age 71
Fairfield, Ohio · implied b. ~1839 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lamb |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 71 |
| Marital Status | Married |
| Birthplace | Ohio |
| Years Married | 46 |
| Children Born | 9 |
| Children Living | 6 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Fairfield, Ohio
Head, age 81
Fairfield, Ohio · implied b. ~1839 — 4 household members
| Surname | Lamb |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 81 |
| Marital Status | Widowed |
| Birthplace | Ohio |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Lamb across 3 US Census years (1900, 1910 and 1920) in Fairfield, Ohio, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Lamb
Head · 1920 · age 81 · b. ~1839 · Ohio
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Fairfield, Ohio
Open full size
1920 US Federal Census — Fairfield, Ohio
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1378unit:0706)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | George S Huffman | 10 | Son | — | Ohio |
| 52 | Carrie L Huffman | 9 | Daughter | — | Ohio |
| 53 | Sarah E Huffman | 6 | Daughter | — | Ohio |
| 54 | Jacob S Huffman | 65 | Head | Farmer | Ohio |
| 55 | Sarah C Huffman | 60 | Wife | — | Pennsylvania |
| 56 | Sarah L Bachman | 54 | Head | Manager | Ohio |
| 57 | Albert K Bachman | 22 | Son | Farmer | Ohio |
| 58 | Jacob L Bachman | 17 | Son | — | Ohio |
| 59 | Louis Bachman | 14 | Son | — | Ohio |
| 60 | Florence Bachman | 3 | Daughter | — | Ohio |
| 61 | John W Morris | 76 | Head | Farmer | Ohio |
| 62 | Henrietta E Smith | 76 | Head | — | Switzerland |
| 63 | Bernard L Packman | 26 | Head | Farmer | Ohio |
| 64 | Augustine M Packman | 26 | Wife | — | Ohio |
| 65 | Fred W Valentine | 34 | Head | Farmer | Ohio |
| 66 | Lillie E Valentine | 31 | Wife | — | Ohio |
| 67 | Lewis P Valentine | 12 | Son | — | Ohio |
| 68 | John R Valentine | 7 | Son | — | Ohio |
| 69 | Florence O Valentine | 14 | Daughter | — | Ohio |
| 70 | Bernice D Valentine | 10 | Daughter | — | Ohio |
| 71 | Ruth A Valentine | 6 | Daughter | — | Ohio |
| 72 | Eva V Valentine | 9 | Daughter | — | Ohio |
| 73 | Agnes C Valentine | 3 | Daughter | — | Ohio |
| 74 | Mary E Valentine | 1 | Daughter | — | Ohio |
| 75 | Joshua E Morris | 71 | Head | Manager | Ohio |
| 76 | Lafayette Fox | 33 | Head | Farmer | Ohio |
| 77 | Sarah E Fox | 28 | Wife | — | Ohio |
| 78 | Goldie L Fox | 17 | Daughter | — | Ohio |
| 79 | Ida M Fox | 14 | Daughter | — | Ohio |
| 80 | Essie J Fox | 12 | Daughter | — | Ohio |
| 81 | Rosa F Fox | 7 | Daughter | — | Ohio |
| 82 | Louisa C Lines | 40 | Boarder | Cigar Maker | Ohio |
| 83 | Charles B Lines | 11 | Boarder | — | Ohio |
| 84 | Henry Lamb | 51 | Head | Farmer | Ohio |
| 85 | Alice R Lamb | 37 | Wife | — | Ohio |
| 86 | Donald H Lamb | 11 | Son | — | Ohio |
| 87 | Henry R Lamb | 8 | Son | — | Ohio |
| 88 | Walter J Lamb | 3 | Son | — | Ohio |
| 89 | Mary Lamb THIS PERSON | 81 | Head | — | Ohio |
| 90 | Peter A Lamb | 50 | Son | Farmer | Ohio |
| 91 | Pheba C Lamb | 54 | Daughter | — | Ohio |
| 92 | Amanda Lamb | 45 | Daughter | — | Ohio |
| 93 | Charles H Kistler | 33 | Head | Farmer | Ohio |
| 94 | Ida P Kistler | 29 | Wife | — | Ohio |
| 95 | Helen G Kistler | 8 | Daughter | — | Ohio |
| 96 | Coral M Kistler | 6 | Daughter | — | Ohio |
| 97 | Margaret L Kistler | 4 | Daughter | — | Ohio |
| 98 | Clara H Kistler | 1 | Daughter | — | Ohio |
| 99 | Elijah Kistler | 80 | Father | — | Pennsylvania |
| 100 | Edward Singers | 67 | Head | Manager | Ohio |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)