UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                    Form 13F


                              Form 13F COVER PAGE

Report for the Calendar Year or Quarter Ended:  March 31, 2008

Check here if Amendment [ ]; Amendment Number:
This Amendment (Check only one.):  [ ] is a restatement
                                   [ ] adds new holdings entries.
Institutional Investment Manager Filing this Report:
Name:     Macatawa Bank Corporation
Address:  10753 Macatawa Drive
          Holland, MI 49424



Form 13F File Number:  28-13033

The institutional  investment  manager filing this report and the person by whom
it is signed hereby  represent  that the person signing the report is authorized
to  submit  it,  that all  information  contained  herein is true,  correct  and
complete,  and  that it is  understood  that  all  required  items,  statements,
schedules, lists, and tables, are considered integral parts of this form.

Person Signing this Report on Behalf of the Reporting Manager:

Name:     Nadine Terpstra
Title:    Vice President-Trust Operations Manager
Phone:    616-820-1444

Signature, Place, and Date of Signing:


/s/ Nadine Terpstra                  Holland, MI                 9/15/2008
[Signature]                         [City, State]                [Date]
Nadine Terpstra

Report Type (Check only one.):


[X]  13F HOLDINGS REPORT.  (Check here if all holdings of this reporting
     manager are reported in this report.)

[ ]  13F NOTICE.  (Check here if no holdings reported are in this report,
     and all holdings are reported by other reporting manager(s).)

[ ]  13F COMBINATION REPORT.  (Check here if a portion of the holdings for
     this reporting manager are reported in this report and a portion are
     reported by other reporting manager(s).)




                             FORM 13F SUMMARY PAGE

Report Summary:

Number of Other Included Managers:              1

Form 13F Information Table Entry Total:        86

Form 13F Information Table Value Total:  $143,651
                                        (thousands)


List of Other Included Managers:


Provide  a  numbered  list of the  name(s)  and Form 13F file  number(s)  of all
institutional  investment  managers  with respect to which this report is filed,
other than the manager filing this report.

No.  Form 13F File #     Name
01    28-13155           Macatawa Bank


                                    FORM 13F INFORMATION TABLE



                                                                                                             Voting Authority
                                                                                                             ----------------
                                 Title of                Value     Shares/   Sh/  Put/  Invstmt   Other
Name of Issuer                    class     CUSIP      (x$1000)    Prn Amt   Prn  Call  Dscretn  Managers  Sole    Shared     None
-----------------------------   ---------   -----      --------    -------   ---  ---   -------  --------  ----    ------     ----
                                                                                           

AMERICAN CAPITAL STRATEGIES LTD COM COM   024937104        577       16900    SH        DEFINED     01    16900
APPLE COMPUTER INC COM              COM   037833100        709        4942    SH        DEFINED     01     2435                2507
AUTODESK INC COM                    COM   052769106       1184       37606    SH        DEFINED     01    20585               17021
BB&T CORP                           COM   054937107        261        8150    SH        DEFINED     01     8150
BP AMOCO PLC SPONSORED ADR          FOR   055622104        642       10592    SH        DEFINED     01    10544                  48
BANK OF AMERICA CORP NEW COM        COM   060505104       2171       57243    SH        DEFINED     01    42425               14818
BANK OF FLORIDA CORP COM            COM   062128103        181       18000    SH        DEFINED     01    18000
BERKSHIRE HATHAWAY INC CL B         COM   084670207        367          82    SH        DEFINED     01       82
BRISTOL MYERS SQUIBB CO             COM   110122108        290       13634    SH        DEFINED     01    13634
CASCADE BANCORP INC COM             COM   147154108        147       15400    SH        DEFINED     01    15400
CITIGROUP INC                       COM   172967101        288       13434    SH        DEFINED     01    13264                 170
COACH INC COM                       COM   189754104       1036       34347    SH        DEFINED     01    20562               13785
COBIZ INC COM                       COM   190897108        260       20000    SH        DEFINED     01    20000
COGNIZANT TECH SOLUTIONS CORP CL A  COM   192446102       1821       63145    SH        DEFINED     01    35220               27925
COOPERATIVE BANKSHARES INC COM      COM   216844100        218       20000    SH        DEFINED     01    20000
CRESCENT FINANCIAL CORP COM         COM   225744101        318       38250    SH        DEFINED     01    38250
DANAHER CORP DEL COM                COM   235851102       1906       25070    SH        DEFINED     01    15650                9420
DEUTSCHE TELEKOM AG SPONSORED ADR   FOR   251566105        238       14350    SH        DEFINED     01    14350
ENERGY CONVERSN DEVICE COM          COM   292659109        218        7280    SH        DEFINED     01                         7280
ENTERPRISE FINANCIAL SERVICES  COM  COM   293712105        425       17000    SH        DEFINED     01    17000
FEDERATED KAUFMANN FUND CLASS       EFT   314172644         68       12641    SH        DEFINED     01                        12641
FIFTH THIRD BANCORP                 COM   316773100        259       12396    SH        DEFINED     01    12396
FISERV INC                          COM   337738108       3396       70606    SH        DEFINED     01    46144               24462
GATEWAY FINANCIAL HOLDING INC COM   COM   368140109        392       37000    SH        DEFINED     01    37000
GENERAL ELECTRIC CO                 COM   369604103       3846      103913    SH        DEFINED     01    75743               28170
GENTEX CORP                         COM   371901109        338       19729    SH        DEFINED     01    18229                1500
HUNTINGTON BANCSHARES INC           COM   446150104       2286      212615    SH        DEFINED     01   212371                 244
JOHNSON & JOHNSON                   COM   478160104       3259       50233    SH        DEFINED     01    33083               17150
KIMBERLY CLARK                      COM   494368103        265        4100    SH        DEFINED     01     4100
LAKELAND FINL CORP COM              COM   511656100        464       20500    SH        DEFINED     01    20500
LLOYDS TSB GROUP PLC SPONSORED ADR  COM   539439109        246        6850    SH        DEFINED     01     6850
LOWES COS INC                       COM   548661107       1914       83424    SH        DEFINED     01    54084               29340
MACATAWA BANK CORP                  COM   554225102      18715     1797812    SH        DEFINED     01   947026              850786
METAVANTE HOLDING CO COM            COM   591407101        273       13666    SH        DEFINED     01    13666
MORNINGSTAR INC                     COM   617700109       2454       40004    SH        DEFINED     01    29934               10070
NATIONAL CITY CORP                  COM   635405103        225       22661    SH        DEFINED     01    22661
PEPSICO INC                         COM   713448108       2237       30985    SH        DEFINED     01    20035               10950
PFIZER INC                          COM   717081103      13690      654100    SH        DEFINED     01   654100
PREMIERWEST BANCORP COM             COM   740921101        271       27000    SH        DEFINED     01    27000
PROCTER & GAMBLE CO                 COM   742718109       2328       33214    SH        DEFINED     01    21304               11910
PRIVATE BANCORP INC COM             COM   742962103        400       12700    SH        DEFINED     01    12700
PULASKI FINANCIAL CORP COM          COM   745548107        316       29000    SH        DEFINED     01    29000
REYNOLDS AMERICAN INC COM           COM   761713106        334        5660    SH        DEFINED     01     5660
RIVERVIEW BANCORP INC COM           COM   769397100        176       17600    SH        DEFINED     01    17600
SEI INVESTMENTS CO COM              COM   784117103       1958       79305    SH        DEFINED     01    52830               26475
SCHLUMBERGER LTD COM                COM   806857108       2906       33408    SH        DEFINED     01    20783               12625
STATE STREET CORP                   COM   857477103        340        4300    SH        DEFINED     01     4300
STERICYCLE INC COM                  COM   858912108       2606       50594    SH        DEFINED     01    32289               18305
STRYKER CORP                        COM   863667101      10115      155494    SH        DEFINED     01   140739               14755
TEVA PHARMACEUTICAL INDS LTD ADR    FOR   881624209       3475       75245    SH        DEFINED     01    46680               28565
TEXTRON INC                         COM   883203101        562       10155    SH        DEFINED     01     4820                5335
TOWER FINANCIAL CORP                COM   891769101       1054       96140    SH        DEFINED     01    65049               31091
UST INC COMMON STOCK                COM   902911106        255        4679    SH        DEFINED     01     4679
US BANCORP DEL COM NEW              COM   902973304        451       13935    SH        DEFINED     01    13750                 185
UNITED TECHNOLOGIES CORP            COM   913017109        637        9248    SH        DEFINED     01     5213                4035
VANGUARD INDEX FDS MID CAP VIP      ETF   922908629       2319       34196    SH        DEFINED     01    23167               11029
WALGREEN CO                         COM   931422109       2585       67849    SH        DEFINED     01    40744               27105
WELLS FARGO & CO                    COM   949746101       2833       97383    SH        DEFINED     01    64682               32701
AT & T INC COM                      COM   00206R102       2422       63248    SH        DEFINED     01    44348               18900
ADOBE SYS INC COM                   COM   00724F101       1617       45419    SH        DEFINED     01    25540               19879
ALLSCRIPTS HEALTHCARE SOLUTIONS     COM   01988P108        929       90055    SH        DEFINED     01    49525               40530
ALTRIA GROUP INC COM                COM   02209S103        218        9818    SH        DEFINED     01     9818
BANNER CORPORATION COM              COM   06652V109        230       10000    SH        DEFINED     01    10000
BLACKROCK INC COMMON STOCK          COM   09247X101        327        1600    SH        DEFINED     01     1600
CME GROUP INC COM                   COM   12572Q105        352         750    SH        DEFINED     01      750
CISCO SYSTEMS INC                   COM   17275R102       3700      153583    SH        DEFINED     01    90957               62626
CITIZENS COMMUNICATIONS CO INC      COM   17453B101        128       12200    SH        DEFINED     01    12200
DEARBORN BANCORP INC CAP            COM   24242R108        238       31311    SH        DEFINED     01    31311
ENI SPA ADR                         FOR   26874R108        290        4252    SH        DEFINED     01     4252
EXXON MOBIL CORP COM                COM   30231G102       4758       56265    SH        DEFINED     01    41520               14745
FIRSTBANK CORP                      COM   33761G104        195       14586    SH        DEFINED     01    14586
GOOGLE INC COM                      COM   38259P508       1319        2996    SH        DEFINED     01     1495                1501
HEARTLAND PAYMENT SYSTEM INC COM    COM   42235N108        345       15000    SH        DEFINED     01    15000
INTERCONTINENTALEXCHANGE INC        COM   45865V100        378        2900    SH        DEFINED     01     2900
INTUITIVE SURGICAL INC COM          COM   46120E602       1599        4929    SH        DEFINED     01     2009                2920
MB FINANCIAL INC NEW COM            COM   55264U108        471       15300    SH        DEFINED     01    15300
MONSANTO CO NEW COM                 COM   61166W101      13585      121840    SH        DEFINED     01   121840
PINNACLE FINANCIAL PARTNERS INC     COM   72346Q104        545       21300    SH        DEFINED     01    21300
POWERSHARES ETF TRUST WNDRHLL       COM   73935X500       1718       87638    SH        DEFINED     01    45603               42035
POWERSHARES ETF TRUST DYN BIOT      COM   73935X856       1394       83107    SH        DEFINED     01    44737               38370
T ROWE PRICE GROUP INC COM          COM   74144T108        243        4850    SH        DEFINED     01     3960                 890
VERIZON COMMUNICATIONS INC          COM   92343V104        353        9694    SH        DEFINED     01     9494                 200
WASTE MANAGEMENT INC                COM   94106L109        536       15970    SH        DEFINED     01    15970
WINDSTREAM CORPORATION COM          COM   97381W104        226       18888    SH        DEFINED     01    18888
WINTRUST FINANCIAL CORP COM         COM   97650W108        284        8122    SH        DEFINED     01     8122
XTO ENERGY INC                      COM   98385X106       1747       28236    SH        DEFINED     01    16958               11278

REPORT SUMMARY                     86  DATA RECORDS     143,651               1    OTHER MANAGERS ON WHOSE BEHALF REPORT IS FILED