Texas / Montgomery County / ZIP 77362 / Old Mill Lake

Old Mill Lake

Neighborhood · Montgomery County, TX · ZIP 77362Appraisal data 2026-08-04

Old Mill Lake (neighborhood, Montgomery County, Texas): 103 homes, median value $847,149, tax rate about 1.58%, 11.7% in a FEMA high-risk flood zone. Flood zones, property taxes, home values and pipelines from public records.

103homes

$847,149median value, 2026

1.58%median tax rate

11.7%in FEMA high-risk flood zones

+12.4%value change since 2022

Flood zones

FEMA data

12homes in a FEMA high-risk zone (A or V, 1% chance a year): 11.7% of mapped homes, above the 3.4% across Montgomery County.

4homes in the moderate zone (0.2% chance a year): 3.9%.

2homes with the lot center in a regulatory floodway, where building rules are strictest.

FEMA National Flood Hazard Layer, zone at the center of each lot, for the 103 homes with a mapped lot. Flooding outside mapped zones does happen; check the flood insurance claims history and an elevation certificate for a specific house.

Property taxes

Appraisal district data

1.58%median combined property tax rate (the same combined rate on nearly every home).

$13,392yearly tax on the $847,149 median home at the full rate, before any exemption.

Taxing units on homes here

Taxing unit	Share of homes
Montgomery County Hospital District	100%
Montgomery County	100%
Magnolia ISD	100%
Montgomery County ESD 10	100%
Lone Star College System	100%

Rates are the sum of every taxing unit on each property at 2025 adopted rates, the latest full year. Values from Montgomery Central Appraisal District files dated 2026-08-04. Homestead exemptions and caps belong to the current owner and do not transfer to a buyer.

Homes and values

Appraisal district data

Measure	Value
Median market value, 2026	$847,149 (above the Montgomery County median of $310,882)
Median change in value, 2022–2026	+12.4% (same homes, 103 with values in both years)
Median year built	2001
Median living area	3,989 sq ft
Median lot size	47,916 sq ft (1.10 acres)

When the homes were built

Decade	Homes
1990s	25
2000s	71
2010s	7

Single-family homes, townhomes, condos and mobile homes on owned land. Market value is the appraisal district's estimate, not an appraisal or sale price.

Pipelines

Railroad Commission data

51homes within 500 ft of an in-service transmission pipeline.

87homes within 1,000 ft.

500 ftmedian distance from a home to the nearest line.

Operators of lines within 1,000 ft of homes

Operator	Homes
Kinder Morgan Tejas Pipeline LLC	87

Straight-line distance from the center of each lot to the nearest in-service transmission line on the Texas Railroad Commission's map. Distribution gas lines are not included.

Streets

Appraisal district data

Edgewater Dr (35), Millers Pass (18), Anglers Way (18), Overbrook Ln (8), Millhouse Rd (6), Fishers Cv (6), Fishers Cove (6), Founders Way (6)

Streets with the most homes in this neighborhood, with home counts.

Look up a house in Old Mill Lake

Street address

Each house report shows its own value history, tax units, flood zone at the center of the lot and the nearest pipeline.

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