Harris County property record for 623 Nautilus St, Crosby, TX 77532
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,016 sqft · built 2007 |
| Lot Size | 0.369 acres (16,091 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $183,100 (Jun 2007) |
| Tax Bill | $1,584 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 105-331-000-0026 |
| Primary APN | 105-331-000-0026 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 2,016 sqft Living Area |
| 1st Floor Area | 2,016 sqft |
| Game Room | Game Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2007 |
|---|---|
| Effective Year Built | Effective 2007 |
| Exterior Material | Brick Veneer |
| Construction Type | Frame |
| Foundation Type | Slab (Mat/Raft) |
| Lot Area | 16,091 sqft (0.369 acres) |
| Garage Area | 483 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Concrete/Masonry Porch |
| Porch Area | 247 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 1053310000026 |
|---|---|
| Street Address | 623 NAUTILUS ST |
| City | CROSBY |
| State | TX |
| Zip | 77532-5275 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LT 25 BLK 20 NEWPORT SEC 1 |
| Legal Subdivision | NEWPORT SEC 1 |
| Legal Block | 20 |
| Legal Lot Number | 25 |
| Jurisdiction | HARRIS TX |
| Township / Civil Division | NORTHEAST HARRIS |
| Census Block Group | 3 |
| Census Block | 3017 |
| Census Tract | 251902 |
623 Nautilus St is owned and occupied by two individuals who bought it in June 2007.
Source: Harris County records, as of September 29, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 623 NAUTILUS ST, CROSBY, TX 77532-5275 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 20, 2007 · Amount on File |
| Deed Sale | Jun 20, 2007 · Amount on File |
| Prior Sale | May 15, 2007 |
| Deed Document Number | 2007376689 |
| Deed Book / Page | 4589 / 1274 |
| Prior Transfer Date | May 10, 2007 |
| Prior Transfer Doc | 0000376689 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 623 Nautilus St was $1,584 with exemptions applied, up 1,187.8% from the year before.
Source: Harris County assessment roll, as of September 29, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Harris County |
| Unified School District | Crosby Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $259,060 (-4.57%) Land $55,182 Building $203,878 | $259,060 (-4.57%) Land $55,182 Building $203,878 | |
| 2025 | $1,584.00 (+1,187.8%) Homeowner's exemption Veteran's exemption | $271,452 Land $55,182 Building $216,270 | $271,452 Land $55,182 Building $216,270 |
| 2024 | $123.00 | ||
| 2023 | $270,048 Land $55,182 Building $214,866 | $270,048 Land $55,182 Building $214,866 | |
| 2022 | $123.00 | ||
| 2020 | $96.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 623 Nautilus St in Zone X, an area of minimal flood risk, though there have been 29 flood claims nearby since 1980.
Source: FEMA National Flood Hazard Layer, effective May 17, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 97 policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 97 in force |
| Nearby Flood Claims | 29 (1980–2019) |
| Claims Outside the SFHA | 19 of 29 |
| Most Recent Claim | Sep 2019 · Tropical Storm Imelda |
| Claims by Event |
|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 623 Nautilus St is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 94% of Texas |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | NEWPORT MUD serves 13,191 people · EPA ID TX1010362 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Nov 2023 |
| Lead | 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 477 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Xfinity Cable | 2,000 / 250 |
May also be available: Verizon.
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