JM
John Mclean — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this John Mclean across the 1900, 1910 and 1920 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1840), then head of a 5-person household.
Age 60
b. ~1840
Male
Head
Born: Maine
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Middlesex, Massachusetts |
| Surname | McLean |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Maine |
| Birth Month | Oct |
| Birth Year | 1840 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Additional Details | |
| Can Write | Carpenter |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Township / Ward | Wakefield Town |
| Est. Birth Year | ~1840 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Grace Mclean | Daughter | — | 14 | ~1886 |
| John Mclean | Head | — | 60 | ~1840 |
| Lester Mclean | Son | — | 19 | ~1881 |
| Earl Mclean | Son | — | 17 | ~1883 |
| Alice Mclean | Spouse | — | 48 | ~1852 |
Census Appearances
1900
Middlesex, Massachusetts
Head, age 60
Middlesex, Massachusetts · implied b. ~1840 — 5 household members
| Surname | McLean |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Maine |
| Birth Month | Oct |
| Birth Year | 1840 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Can Write | Carpenter |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1910
Middlesex, Massachusetts
Head, age 68
Middlesex, Massachusetts · implied b. ~1842 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLean |
| Given Name | Jason G |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Maine |
| Years Married | 36 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Salesman |
| Industry | Wholesale Carpet |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1920
Middlesex, Massachusetts
Head, age 77
Middlesex, Massachusetts · implied b. ~1843 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | MacLean |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 77 |
| Marital Status | Widowed |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 John Mclean across 3 US Census years (1900, 1910 and 1920) in Middlesex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
John Mclean
Head · 1900 · age 60 · b. ~1840 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1900 US Federal Census — Middlesex, Massachusetts
Open full size
1900 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu667unit:0212)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bridget Douglas | 26 | Wife | — | Ireland |
| 2 | William H. Douglas | 24 | Brother | — | Massachusetts |
| 3 | Donald A. Douglas | 20 | Brother | — | Massachusetts |
| 4 | Nellie Murphy | 20 | Boarder | Shoe Maker | Canada (Eng) |
| 5 | Mary A. Wilson | 24 | Boarder | Dress Maker | Ireland |
| 6 | Minnie G. Wilson | 18 | Boarder | — | Massachusetts |
| 7 | John Comey | 52 | Head | Coal Dealer | Ireland |
| 8 | Sarah Comey | 55 | Wife | — | Ireland |
| 9 | Timothy J. Comey | 25 | Son | — | Massachusetts |
| 10 | Mary M. Comey | 22 | Daughter | — | Massachusetts |
| 11 | Sarah R. Comey | 20 | Daughter | — | Massachusetts |
| 12 | Frank D. Comey | 18 | Son | — | Massachusetts |
| 13 | Philip Eagle | 35 | Head | — | Massachusetts |
| 14 | Annie Eagle | 32 | Wife | — | Ireland |
| 15 | Joseph Eagle | 12 | Son | — | Massachusetts |
| 16 | Philip J. Eagle | 6 | Son | — | Massachusetts |
| 17 | John Mclean THIS PERSON | 59 | Head | — | Maine |
| 18 | Alice J. Mclean | 48 | Wife | — | Massachusetts |
| 19 | Lester Mclean | 18 | Son | — | Massachusetts |
| 20 | Earl G. Mclean | 16 | Son | — | Massachusetts |
| 21 | Grace E. Mclean | 13 | Daughter | — | Massachusetts |
| 22 | Charles Fallow | 34 | Head | — | England |
| 23 | Maria E. Fallow | 33 | Wife | — | Ireland |
| 24 | William Robinson | 70 | Head | Engineer (Stationary) | Canada (Eng) |
| 25 | Elmira Robinson | 64 | Wife | — | Massachusetts |
| 26 | Ruth L. Robinson | 24 | Son | — | Massachusetts |
| 27 | Oscar Robinson | 17 | Son | — | Massachusetts |
| 28 | Myra Magoun | 32 | Daughter | — | Massachusetts |
| 29 | Irving O. Magoun | 37 | Son-in-law | — | Maine |
| 30 | Florence E. Moore | 15 | Boarder | — | Massachusetts |
| 31 | James Mckenzie | 49 | Head | Iron Molder | Scotland |
| 32 | Mary Mckenzie | 53 | Wife | — | Massachusetts |
| 33 | James Mckenzie | 18 | Son | — | Massachusetts |
| 34 | George J. Mckenzie | 12 | Son | — | Massachusetts |
| 35 | Julia J. Arnold | 29 | Daughter | — | Massachusetts |
| 36 | Herbert Arnold | 26 | Son | — | Massachusetts |
| 37 | Minnie G. Arnold | 20 | Daughter | — | Massachusetts |
| 38 | Charles Jenkins | 49 | Head | — | Massachusetts |
| 39 | Martha M. Jenkins | 48 | Wife | — | Massachusetts |
| 40 | Ethel M. Jenkins | 17 | Daughter | — | Massachusetts |
| 41 | Mont D. C. Evans | 17 | Boarder | — | Massachusetts |
| 42 | Charles Carlson | 28 | Head | — | Sweden |
| 43 | Alma Carlson | 27 | Wife | — | Maine |
| 44 | Effie Carlson | 6 | Daughter | — | Maine |
| 45 | Christian High | 46 | Boarder | — | Norway |
| 46 | James Peterson | 51 | Head | Mason | Denmark |
| 47 | Sophia Peterson | 46 | Wife | — | Denmark |
| 48 | Abbie Peterson | 18 | Daughter | Garment Maker | Australia |
| 49 | Sophia Peterson | 13 | Daughter | At School | Australia |
| 50 | Agnes M. Peterson | 8 | Daughter | At School | Denmark |
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)