Ok, for 1881, the family down as MCILROY:
John McIlroy 43, Ironwork Labr., b. Ireland
Mary Ann McIlroy 50, b. Ireland
John Carlin 24, stepson, Ironworker Roller, b. Coatbridge
Catherine Carlin 17, stepdaughter, coatbridge
William McGrorty 10, boarder, b. Coatbridge
Edward Finnigan 24, boarder
John Aitcheson 25, boarder
Address: Dundyvan Rd Browns Land, Coatbridge
Mary Ann must be away from home perhaps working?
Monica