1840 Census, MO, Pike, pg116
Nimrod McCracken
Males:
Under 5: 2 (William & Christopher)
5-10: 1 (Jasper)
30-40: 1 (Nimrod)
Females:
under 5: 1 (Elizabeth)
5-10: 1 (Mary)
20-30: 1 (Effie)
Notes: next door is James Simpson 50-60 yrs old

1850 Census, MO, Holt Co., Dist 38, pg72b, line 2, 18 18, EN 20 August 1850
Nimrod McCrackin, 50, M, Farmer, Tenn
Efner, 48?, F, Tenn
Mary, 21, F, MO
Jasper, 18, M, MO
William, 15, M, MO
Christopher, 12 (or 13), M, MO
Elizabeth, 11, F, MO
Calender, 9, M, MO
John, 6, M, MO
Henry, 3/12, M, MO

Nimrod McCracken died bet 1850-1860, Oregon(?)
By 1860 his widow, Efariah, has married Alvin Clark(e)

1860 Census, OR, Linn Co., Harrisburgh PO, pg314b, line 31, 296 273, EN 5 July 1860
Alvin Clarke, 55, M, Farmer, 1750, 933, NY
Efariah, 45, F, Tennessee
Edmond, 17, M, Serving, Iowa
John McCracken, 16, M, Farm laborer, MO
Charles ", 14, M, MO
Berry, 12, M, MO
Helen Clarke, 9, F, IA
Henry ", 9, M, IA
Alvin, 4, M, Ogn

Census info for son, Jasper:
1860 Census, CA, Sonoma, Santa Rosa Twp, pg412, line 22, 189 189, EN 16 June 1860
Jasper McCracken, 26, m, Farmer, 1000, Illinois
Sarah Ann, 17, f, Iowa
Geo B, 1, m, CA
E Doherty, 16, m, Illinois
Note: 1st wife, Sarah Ann Young

1870 Census, CA, Sonoma, Mendocino Twp, Healdsburg PO, pg304a, line 7, 281 276, EN 30 July 1870
McCracken, Jasper, 37, Farmer, 2000, 1500, MO
Mary A E, 19, Keeps house, MO
Emma E, 9, At home, CA
Baby, 2/12, At home, CA
George M, 11, At home, CA
Note: Next door is Marshall Laughlin (Mary's father) & family
2nd wife, Mary Ann Eliza Laughlin

1880 Census, CA, Sonoma, Mendocino Twp, Dist 129, pg206d, line 2, 164 165, EN 12 June 1880
McCracken, Jasper, 46, Farmer, MO, ___, ___
Mary A E, 29, Wife, Keeping house, MO, TN, TN
Wm Jasper, 10, Son, CA, MO, MO
Marshall Naj, 7, Son, CA, MO, MO
Frank B, 5, Son, CA, MO, MO
Effie E, 2, Dau, CA, MO, MO

1890 Census, CA, Sonoma (Reconstructed)
McCracken, Jasper, 54
http://www.rootsweb.com/~cascgs/census/censusm.htm

1900 Census, CA, Sonoma, Mendocino Twp, pg111a, line 63, 140 141, EN 15 June 1900
McCracken, Jasper, Head, June 1833, 66, m33, MO, NC, TN, Farmer
Mary A, Wife, Oct 1850, 49, m33, MO, TN, TN
Effie E, Dau, Nov 1877, 22, s, CA, MO, MO
Edna E, Dau, Feb 1885, 15, s, CA, MO, MO
Note: next door up is John Archer, Jessie M & Elmer G
next door down is Frank B McCracken & Jennie C

1910 Census, CA, Sonoma, Mendocino Twp, Dry Creek Rd, pg187b, line 74, 58 59, EN 21 April 1910
McCracken, Jasper, Head, 76, m2 47, MO, NC, TN, Farmer, Gen Farming
Mary A, Wife, 57, m1 57, 7, 6, MO, TN, TN
Edna E, Dau, 25, s, CA, MO, MO
Note: 2 doors down is Joseph P Laughlin (Mary A's brother?) & Mary E

1920 Census, CA, Sonoma, Mill Creek Pct, pg152b, line 88, 484 502, EN 12/13/14 Feb 1920
McCracken, Jasper, Head, O, 7, 83, MO, MO, US, none
Mary A E, Wife, 70, MO, TN, TN

1930 Census, CA, Sonoma, Russian River, Dist 42, pg250a, line 37, EN April 11, 1930
McCracken, Jasper, Father-in-law, 96, wd, MO, Unk US, Unk US
Note: resides in Horace E Archer and wife Emily G (Jasper's dau) household

Census info for son, Christopher: (will go ahead and post this as age and birth place is right, but I can' be positive it's one and the same).
1860 Census, OR, Lane, Eugene Pct, pg262a, line 40, 223 223, EN 30 June 1860
C. C. McCracken, 22, M, Farm Laborer, 450, Missouri
Note: residing with John Beatty family

If possible, view the actual census images for yourself. Some are difficult to read, so there may be errors in my transcription.
Does anyone know the parentage of Nimrod McCracken. According to 1850 Census, he was born in Tennessee, abt 1810.