Montgomery County, Texas Water Systems

Montgomery County, Texas

454 community water systems on record — 336 active, 118 inactive.

Every active community water system nationwide must produce a Consumer Confidence Report under the EPA's revised rule, effective for reports due July 1, 2027.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Texas’s official records. Always confirm current status with Texas before making decisions based on this information.

Community water systems in Montgomery County, Texas

System name	Mailing city	Population served	Status
CITY OF CONROE	CONROE	113,912	Active
PORTER SPECIAL UTILITY DISTRICT	PORTER	26,388	Active
MONTGOMERY TRACE WATER SYSTEM	NAVASOTA	25,917	Active
MONTGOMERY COUNTY MUD 46	THE WOODLANDS	24,399	Active
MONTGOMERY COUNTY MUD 47	THE WOODLANDS	24,171	Active
MONTGOMERY COUNTY MUD 67	THE WOODLANDS	16,821	Active
MONTGOMERY COUNTY MUD 60	THE WOODLANDS	15,036	Active
NEW CANEY MUD	NEW CANEY	14,307	Active
CITY OF WILLIS	WILLIS	14,133	Active
SOUTHERN MONTGOMERY COUNTY MUD	HOUSTON	13,372	Active
MONTGOMERY COUNTY MUD 7	THE WOODLANDS	12,528	Active
RAYFORD ROAD MUD	HOUSTON	11,550	Active
CITY OF SPLENDORA	SPLENDORA	9,612	Active
SPRING CREEK UTILITY DISTRICT	CYPRESS	8,919	Active
MONTGOMERY COUNTY MUD 6	THE WOODLANDS	8,610	Active
OLD EGYPT SUBDIVISION	AUSTIN	8,442	Active
THE WOODLANDS MUD 1	THE WOODLANDS	7,989	Active
MONTGOMERY COUNTY MUD 18	MONTGOMERY	7,608	Active
CITY OF MAGNOLIA	MAGNOLIA	7,107	Active
MONTGOMERY COUNTY WCID 1	THE WOODLANDS	7,070	Active
MONTGOMERY COUNTY MUD 119 SPRING TRAILS	HOUSTON	6,621	Active
MONTGOMERY COUNTY MUD 15	HOUSTON	6,564	Active
MONTGOMERY COUNTY MUD 95	HOUSTON	6,435	Active
TOWN OF CUT AND SHOOT	CUT AND SHOOT	6,000	Active
MONTGOMERY COUNTY MUD 9	HOUSTON	5,949	Active
BENDERS LANDING WATER PLANT 1 & 2	MAGNOLIA	5,892	Active
MONTGOMERY COUNTY MUD 139	HOUSTON	5,523	Active
MONTGOMERY COUNTY MUD 8	HOUSTON	5,472	Active
MONTGOMERY COUNTY MUD 112	HOUSTON	5,454	Active
MONTGOMERY COUNTY MUD 36	THE WOODLANDS	5,235	Active
MONTGOMERY COUNTY MUD 94	HOUSTON	5,184	Active
MONTGOMERY COUNTY UD 4	HOUSTON	4,980	Active
DOBBIN PLANTERSVILLE WSC 1	PLANTERSVILLE	4,767	Active
MONTGOMERY COUNTY MUD 89	HOUSTON	4,761	Active
MONTGOMERY COUNTY MUD 115	HOUSTON	4,599	Active
MONTGOMERY COUNTY MUD 19	HOUSTON	4,422	Active
MONTGOMERY COUNTY MUD 39	THE WOODLANDS	4,284	Active
CITY OF SHENANDOAH	SHENANDOAH	4,172	Active
VALLEY RANCH MUD 1	HOUSTON	4,056	Active
EAST MONTGOMERY COUNTY MUD 7	HOUSTON	4,035	Active
EAST MONTGOMERY COUNTY MUD 6	HOUSTON	3,939	Active
MONTGOMERY COUNTY UD 3	HOUSTON	3,825	Active
STANLEY LAKE MUD	MONTGOMERY	3,783	Active
DECKER HILLS	AUSTIN	3,780	Active
CITY OF MONTGOMERY	MONTGOMERY	3,771	Active
MONTGOMERY COUNTY MUD 99	HOUSTON	3,675	Active
WOODLAND OAKS SUBDIVISION	AUSTIN	3,666	Active
CITY OF OAK RIDGE NORTH	OAK RIDGE NORTH	3,585	Active
MONTGOMERY COUNTY UD 2	HOUSTON	3,381	Active
MONTGOMERY COUNTY MUD 105	HOUSTON	3,282	Active
POINT AQUARIUS MUD	HOUSTON	3,228	Active
WESTWOOD NORTH WSC	MAGNOLIA	3,186	Active
MONTGOMERY COUNTY MUD 88	THE WOODLANDS	3,183	Active
LAKE WINDCREST WATER SYSTEM	MAGNOLIA	3,144	Active
MONTGOMERY COUNTY MUD 191	SUGAR LAND	3,099	Active
WOOD TRACE MUD 1	HOUSTON	3,084	Active
LAKE CONROE VILLAGE	AUSTIN	2,961	Active
RIVER PLANTATION MUD	CYPRESS	2,898	Active
TIMBERLAND ESTATES	AUSTIN	2,886	Active
EAST MONTGOMERY COUNTY MUD 12	HOUSTON	2,838	Active
RIVERWALK SUBDIVISION	CONROE	2,820	Active
CITY OF PANORAMA VILLAGE	PANORAMA VILLAGE	2,800	Active
MONTGOMERY COUNTY MUD 98	HOUSTON	2,766	Active
MONTGOMERY COUNTY MUD 138	HOUSTON	2,712	Active
CHATEAU WOODS MUD WATER SYSTEM	CONROE	2,700	Active
MONTGOMERY COUNTY MUD 24	HOUSTON	2,613	Active
MONTGOMERY COUNTY MUD 84	HOUSTON	2,553	Active
WOODRIDGE MUD	HOUSTON	2,550	Active
INDIGO LAKES WATER SYSTEM	MAGNOLIA	2,517	Active
MONTGOMERY COUNTY MUD 111	HOUSTON	2,502	Active
MONTGOMERY COUNTY MUD 127	HOUSTON	2,478	Active
GRAND ESTATES	AUSTIN	2,433	Active
HAZY HOLLOW EAST ESTATES	CYPRESS	2,424	Active
KIPLING OAKS 1	PINEHURST	2,418	Active
ROMAN FOREST CONSOLIDATED MUD	NEW CANEY	2,418	Active
MONTGOMERY COUNTY MUD 137	KATY	2,409	Active
LONE STAR PUBLIC WATER SYSTEM	MAGNOLIA	2,397	Active
GRAND HARBOR WATER SYSTEM	CONROE	2,370	Active
HARRIS MONTGOMERY COUNTIES MUD 386 MAY V	HOUSTON	2,364	Active
MONTGOMERY COUNTY MUD 96	HOUSTON	2,334	Active
CREEKSIDE VILLAGE	MAGNOLIA	2,277	Active
EAST MONTGOMERY COUNTY MUD 3	HOUSTON	2,250	Active
MILL CREEK	MAGNOLIA	2,232	Active
ARROWHEAD LAKE & FRONTIER LAKE	AUSTIN	2,208	Active
MONTGOMERY COUNTY MUD 83	HOUSTON	2,208	Active
LAKE BONANZA WSC	MONTGOMERY	2,142	Active
MONTGOMERY COUNTY MUD 144	HOUSTON	2,106	Active
MONTGOMERY COUNTY MUD 164	HOUSTON	2,076	Active
WALNUT COVE WSC	WILLIS	2,076	Active
BLACK OAK WATER SYSTEM	AUSTIN	2,073	Active
COE COUNTRY	PINEHURST	2,067	Active
LAKE CONROE HILLS MUD	HOUSTON	2,058	Active
MOSTYN MANOR	MAGNOLIA	2,058	Active
AUDUBON MUD 1	HOUSTON	2,049	Active
FAR HILLS UTILITY DISTRICT	HOUSTON	2,030	Active
GRAND OAKS MUD	HOUSTON	2,013	Active
MONTGOMERY COUNTY MUD NO 43	HOUSTON	2,000	Inactive
DECKER OAKS	MAGNOLIA	1,986	Active
EMERSON ESTATES	WILLIS	1,974	Active
EAST PLANTATION UTILITY DISTRICT	CONROE	1,896	Active
CLEAR CREEK FOREST SECTION 12	AUSTIN	1,836	Active
MONTGOMERY COUNTY MUD 48	HOUSTON	1,836	Inactive
CARRIAGE HILLS	AUSTIN	1,833	Active
HIGH MEADOWS RANCH WATER SUPPLY	NEW WAVERLY	1,827	Active
MONTGOMERY COUNTY MUD 180	HOUSTON	1,827	Active
DECKER FARMS WATER PLANT	MAGNOLIA	1,737	Active
THE WOODLANDS METRO CENTER MUD	THE WOODLANDS	1,725	Active
DOMESTIC WATER COMPANY ROYAL FOREST SUBD	CONROE	1,667	Active
RANCH CREST SUBDIVISION	NEW WAVERLY	1,623	Active
PANTHER CREEK SUB-L. BLACKWELL	MAGNOLIA	1,570	Inactive
DEER GLEN WATER SYSTEM	AUSTIN	1,539	Active
CITY OF WOODBRANCH VILLAGE	NEW CANEY	1,536	Active
EAST MONTGOMERY COUNTY MUD 4	HOUSTON	1,500	Active
TOWERING OAKS AND ROSEWOOD HILLS SUBDIVI	PINEHURST	1,497	Active
MONTGOMERY COUNTY MUD 145	HOUSTON	1,476	Active
HUNTERS RETREAT	PINEHURST	1,458	Active
PATTON VILLAGE WEST WATER SYSTEM	SPLENDORA	1,457	Active
MONTGOMERY COUNTY MUD 166	HOUSTON	1,443	Active
PINEHURST DECKER PRAIRIE WSC	HOUSTON	1,437	Active
CADDO VILLAGE	AUSTIN	1,428	Active
DEERWOOD SUBDIVISION	AUSTIN	1,359	Active
MONTGOMERY COUNTY MUD 152A	HOUSTON	1,344	Active
NORTHCREST RANCH WATER SYSTEM	MAGNOLIA	1,341	Active
ESTATES WOODLAND II	AUSTIN	1,248	Active
KEENAN WSC	MONTGOMERY	1,245	Active
RED OAK RANCH WATER SYSTEM	MAGNOLIA	1,233	Active
MONTGOMERY COUNTY MUD 199	HOUSTON	1,203	Active
COUNTRY WEST	AUSTIN	1,188	Active
LAKE CONROE FOREST SUBDIVISION	AUSTIN	1,185	Active
THOUSAND OAKS	CONROE	1,158	Active
CROWN OAKS WATER SYSTEM	NAVASOTA	1,150	Inactive
SENDERA RANCH	MAGNOLIA	1,110	Active
PARK PLACE	DALLAS	1,089	Inactive
CORINTHIAN POINT MUD 2	HOUSTON	1,086	Active
DOGWOOD HILLS	AUSTIN	1,074	Active
CONROE RESORT	CYPRESS	1,068	Active
EMERALD LAKES SUBDIVISION	CONROE	1,053	Active
FOREST TRACE	AUSTIN	1,000	Active
HIDDEN FOREST ESTATES	AUSTIN	990	Active
MONTGOMERY COUNTY MUD 141	HOUSTON	978	Active
MONTGOMERY COUNTY MUD 56	HOUSTON	963	Active
RIO VISTA SUBDIVISION	CONROE	942	Active
TEXAS NATIONAL MUD	HOUSTON	931	Active
SILVER TRAILS	NEW CANEY	900	Inactive
WHITE OAK WATER SUPPLY CORPORATION	THE WOODLANDS	900	Active
LAKES OF MAGNOLIA	AUSTIN	897	Active
MEADOWWOOD WATER SYSTEM	PINEHURST	843	Inactive
SHADOW BAY SUBDIVISION	AUSTIN	828	Active
LAKE CREEK FOREST	AUSTIN	822	Active
CROWN RANCH SUBDIVISION	NAVASOTA	798	Active
WASHINGTON COUNTY RAILROAD	PORTLAND	795	Active
SAN JO UTILITIES	WILLIS	792	Active
HULON LAKES SUBDIVISION	AUSTIN	771	Active
SPRING FOREST SUBDIVISION	CYPRESS	759	Active
ARTESIAN FOREST-ARTESIAN OAKS	CONROE	750	Inactive
PORTER W. S. C.-NORTH COUNTRY	PORTER	750	Inactive
WHITE OAK VALLEY ESTATES WATER SYSTEM	CYPRESS	750	Active
TOWN OF WOODLOCH	CONROE	747	Active
NORTHWOODS WSC	CLEVELAND	741	Active
PONDEROSA PINES WATER SYSTEM	AUSTIN	735	Active
PINE ACRE TRAILS	MAGNOLIA	732	Active
CIMARRON COUNTRY	AUSTIN	726	Active
DECKER WOODS SUBDIVISION	AUSTIN	711	Active
TIMBERLOCH ESTATES	AUSTIN	705	Active
MONTGOMERY COUNTY MUD 90	HOUSTON	700	Inactive
ARMADILLO WOODS SUBDIVISION	PINEHURST	699	Active
DEER TRAIL WATER DISTRICT	CONROE	693	Active
LEXINGTON HEIGHTS SUBDIVISION	CONROE	681	Active
MAGNOLIA RESERVE WATER PLANT	MAGNOLIA	675	Active
LAZY RIVER IMPROVEMENT DISTRICT	HOUSTON	672	Active
DOS AGUAS	HUNTSVILLE	669	Active
CLOVERCREEK MUD	HOUSTON	662	Active
MONTGOMERY COUNTY MUD 100	SUGAR LAND	651	Active
SHADY OAKS ESTATES	PORTLAND	648	Active
CLEAR WATER COVE	WILLIS	645	Active
CRYSTAL FOREST SUBDIVISION	AUSTIN	642	Active
DOBBIN-PLANTERSVILLE WSC NO 4	PLANTERSVILLE	630	Inactive
MONTGOMERY COUNTY MUD 42	HOUSTON	630	Active
LAKE SOUTH WSC	CONROE	628	Active
MONTGOMERY COUNTY MUD 16 WHITE OAK PLANT	HOUSTON	627	Active
WALNUT SPRINGS	AUSTIN	624	Active
ESTATES OF LEGENDS RANCH	AUSTIN	591	Active
TEXABA SUBDIVISION	CONROE	590	Active
TIMBER LINE ESTATES	WILLIS	579	Active
TURTLE CREEK	AUSTIN	579	Active
CREEKSIDE ACRES WATER SYSTEM	WILLIS	567	Active
LAKE FOREST FALLS SUBDIVISION	CONROE	567	Active
ROGERS ROAD WATER SYSTEM	WILLIS	567	Active
PLEASANT FOREST SUBDIVISION	PINEHURST	564	Active
DEER PINES SUBDIVISION	CONROE	558	Active
ROMAN FOREST PUD 3	NEW CANEY	549	Active
WOODLAND LAKES ESTATES	MAGNOLIA	543	Active
COLONY AT PINEHURST WATER SYSTEM	MAGNOLIA	540	Active
PEACH CREEK PLANTATION WATER SYSTEM	NEW WAVERLY	534	Active
WHITE OAK RANCH SECTION ONE	AUSTIN	495	Active
CYPRESSWOOD SUBDIVISION WATER SYSTEM	HOUSTON	490	Active
DIAMOND HEAD WSC	MONTGOMERY	480	Active
EASTWOOD HILLS SUBDIVISION	BLOOMFIELD HILLS	474	Active
SERENITY WOODS SUBDIVISION	AUSTIN	468	Active
SUNRISE RANCH	CONROE	468	Active

Showing the 200 largest of 454 systems on record, by population served. Browse by county above for the full list — every system has its own page, and all of them are in the sitemap.