3. árþúsundið

3. árþúsundið er í gregoríska tímatalinu tímabilið sem hófst við upphaf ársins 2001 og stendur til loka ársins 3000. 

Aldir og áratugir
 21. öldin  2001–2010  2011–2020  2021–2030  2031–2040  2041–2050  2051–2060  2061–2070  2071–2080  2081–2090  2091–2100 22. öldin  2101–2110  2111–2120  2121–2030  2131–2140  2141–2150  2151–2160  2161–2170  2171–2180  2181–2190  2191–2200 23. öldin  2201–2210  2211–2220  2221–2230  2231–2240  2241–2250  2251–2260  2261–2270  2271–2280  2281–2290  2291–2300 24. öldin  2301–2310  2311–2320  2321–2330  2331–2340  2341–2350  2351–2360  2361–2370  2371–2380  2381–2390  2391–2400 25. öldin  2401–2410  2411–2420  2421–2430  2431–2440  2441–2450  2451–2460  2461–2470  2471–2480  2481–2490  2491–2500 26. öldin  2501–2510  2511–2520  2521–2530  2531–2540  2541–2550  2551–2560  2561–2570  2571–2580  2581–2590  2591–2600 27. öldin  2601–2610  2611–2620  2621–2630  2631–2640  2641–2650  2651–2660  2661–2670  2671–2680  2681–2690  2691–2700 28. öldin  2701–2710  2711–2720  2721–2730  2731–2740  2741–2750  2751–2760  2761–2770  2771–2780  2781–2790  2791–2800 29. öldin  2801–2810  2811–2820  2821–2830  2831–2840  2841–2850  2851–2860  2861–2870  2871–2880  2881–2890  2891–2900 30. öldin  2901–2910  2911–2920  2921–2930  2931–2940  2941–2950  2951–2960  2961–2970  2971–2980  2981–2990  2991–3000

Flokkur:3. árþúsundið